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Contents
- The climate of Dalby
- The best time to visit Dalby
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Dalby
The Köppen Climate Classification System categorizes the weather in Dalby as Marine West Coast (Cfb), characterized by warm summers. Located on the Isle of Man, Dalby experiences a climate that reflects its oceanic setting, with relatively cool summers and mild winters.
Across the year, Dalby witnesses varying weather patterns. Temperatures range from a minimum of 5.9°C (42.6°F) observed in February to a maximum of 16.1°C (61°F), typical in August. Humidity levels maintain a steady range of approximately 80% throughout the year but rise slightly in the summer, reaching a peak of 84% in June and July.
Rainfall is a persistent feature in Dalby's climate, with monthly average precipitation amounts fluctuating between 23mm (0.91") in April and 62mm (2.44") in November. The number of rainfall days remains persistently high, peaking at 17.8 days in November.
A unique weather condition in Dalby is the presence of light snow during the colder months. Snowfall, albeit low in volume, occurs primarily in December and January, with snowfall amounts of 5mm (0.2").
Across the year, Dalby witnesses varying weather patterns. Temperatures range from a minimum of 5.9°C (42.6°F) observed in February to a maximum of 16.1°C (61°F), typical in August. Humidity levels maintain a steady range of approximately 80% throughout the year but rise slightly in the summer, reaching a peak of 84% in June and July.
Rainfall is a persistent feature in Dalby's climate, with monthly average precipitation amounts fluctuating between 23mm (0.91") in April and 62mm (2.44") in November. The number of rainfall days remains persistently high, peaking at 17.8 days in November.
A unique weather condition in Dalby is the presence of light snow during the colder months. Snowfall, albeit low in volume, occurs primarily in December and January, with snowfall amounts of 5mm (0.2").
The best time to visit Dalby
Visitors seeking warm weather would find Dalby most pleasant between June and August. During this time, temperatures typically hover around 14°C (57.2°F) to 16.1°C (61°F). Moreover, this period also features the highest sunlight hours, with approximately 17.1 hours of daylight in June and around 8.1 hours of direct sunshine. Despite higher rainfall in these months of rainfall spread across 16.1 days and slight snowfall amassing to 5mm (0.2").
As Dalby transitions into January, the average high-temperature stands at a still chilly 8.5°C (47.3°F), offering little variation from the preceding month. Dalby navigates through January with a barely noticeable decrease in temperature at night, stabilizing at a still chilly 6.4°C (43.5°F). The average relative humidity in January is 79%. In Dalby, in January, it is raining for 16.1 days, with typically 34mm (1.34") of accumulated precipitation. In Dalby, during the entire year, the rain falls for 184.8 days and collects up to 478mm (18.82") of precipitation. January through March, November and December are months with snowfall. The months with the most snowfall in Dalby are January and December, with an average 5mm (0.2") of accumulated snow. In Dalby, the average length of the day in January is 8h and 2min.
On the first day of January, sunrise is at 08:38 and sunset at 16:05. On the last day of the month, sunrise is at 08:08 and sunset at 16:55 GMT. January, November and December, with an average of 3.9h of sunshine, are months with the least sunshine. The months with the lowest UV index in Dalby are January through March, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 2 in January translates into the following instructions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
As Dalby transitions into January, the average high-temperature stands at a still chilly 8.5°C (47.3°F), offering little variation from the preceding month. Dalby navigates through January with a barely noticeable decrease in temperature at night, stabilizing at a still chilly 6.4°C (43.5°F). The average relative humidity in January is 79%. In Dalby, in January, it is raining for 16.1 days, with typically 34mm (1.34") of accumulated precipitation. In Dalby, during the entire year, the rain falls for 184.8 days and collects up to 478mm (18.82") of precipitation. January through March, November and December are months with snowfall. The months with the most snowfall in Dalby are January and December, with an average 5mm (0.2") of accumulated snow. In Dalby, the average length of the day in January is 8h and 2min.
On the first day of January, sunrise is at 08:38 and sunset at 16:05. On the last day of the month, sunrise is at 08:08 and sunset at 16:55 GMT. January, November and December, with an average of 3.9h of sunshine, are months with the least sunshine. The months with the lowest UV index in Dalby are January through March, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 2 in January translates into the following instructions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Weather in February
The month of February experiences a slight dip in the average high temperatures to 7.8°C (46°F). This is the time when you can see the winter season manifesting itself fully in Dalby. The wind speeds tend to relax a bit, making outdoor activities slightly more comfortable. Weather in February »
Weather in March
In March, the weather begins to transition with an average high temperature rising slightly to 8.3°C (46.9°F). The wind speed in Dalby, Isle of Man further decreases, paving the way for more tranquil conditions. Rainfall persists, the island sees 32mm (1.26") of rainfall, making March equally as wet as February. Weather in March »
Weather in April
April ushers in a notable change with temperature averages climbing to 9.6°C (49.3°F) high. This month is a representation of the pleasant spring season in Dalby. The combination of moderate temperatures, longer daylight hours, and reducing cloud cover compliment the vibrant outdoors. Weather in April »
Weather in May
Average temperatures in May move into double digits, with a high of 11.7°C (53.1°F), suggesting a definitive move towards warmer months in Dalby. This time of the year is characterized by longer daylight hours and relatively lower wind speeds, making it an excellent time for people to be outdoors. Weather in May »
Weather in June
June in Dalby, Isle of Man showcases a blend of warm summer temperatures and damp climate. The average high temperature continues to ascend, reaching 14°C (57.2°F), indicating the onset of warm summer days. Rainfall makes a significant leap to 41mm (1.61"), making June a noticeably wet month. Weather in June »
Weather in July
July elevates the warmth with an average high temperature of 15.8°C (60.4°F). Residents of Dalby experience the peak of the Isle of Man's summer in July. A rise in rainfall to 40mm (1.57") combined with relatively high humidity implies a humid summer month. Weather in July »
Weather in August
For August, temperatures hit an annual max high, peaking at 16.1°C (61°F). Despite being the warmest month, a significant amount of 53mm (2.09") rainfall is recorded, keeping the environment cool and fresh. This is also the time of the year when the UV index hits four, indicating a need for sun protection during outdoor activities. Weather in August »
Weather in September
In September, an observable dip in the average high temperature to 15.4°C (59.7°F) indicates the commencement of autumn in Dalby. As the year progresses towards its final quarter, the duration of daylight decreases. Outdoor activities can still be enjoyed due to the moderate temperatures and the lengthier days. Weather in September »
Weather in October
October brings a further drop in temperature to 13.7°C (56.7°F) high, solidifying the onset of the cooler season in Dalby. Events like Halloween see an increase in rainfall to 51mm (2.01"), marking October as one of the rainier months. Weather in October »
Weather in November
November in Dalby introduces the winter season, with temperatures dropping to an average high of 11.2°C (52.2°F). The decrease in temperatures accentuates the cold wind speeds averaging 35km/h (21.7mph), making this month a windy one. Weather in November »
Weather in December
In the closing month of the year, average high temperatures dip further to 9.6°C (49.3°F). Dalby, Isle of Man experiences full-blown winter in December, with chilly winds and reduced daylight hours. Bagging the title for the cloudiest month, the town sees 61% cloud cover. Weather in December »
Updated: Jan 25, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How many days does it rain in Dalby?
Throughout the year, there are 184.8 rainfall days, and 478mm (18.82") of precipitation is accumulated.
When does it snow in Dalby?
January through March, November and December are months with snowfall in Dalby.
When does it snow the most in Dalby?
The months with the most snowfall are January and December, with an average 5mm (0.2") of accumulated snow.
How many days does it snow in Dalby?
In Dalby, Isle of Man, during the entire year, snow falls for 2 days and aggregates up to 13mm (0.51") of snow.
What are the months with the least sunshine in Dalby?
January, November and December, with an average of 3.9h of sunshine, are months with the least sunshine in Dalby.
When is the lowest UV index in Dalby?
The months with the lowest UV index in Dalby are January through March, with an average maximum UV index of 2.
What is the coldest time of year in Dalby?
With average high and low temperatures of 7.8°C (46°F) and 5.9°C (42.6°F) respectively, February is Dalby's coldest month.
What is the driest month in Dalby?
April is the month with the least rainfall in Dalby, Isle of Man. Rain falls for 13.7 days and accumulates 23mm (0.91") of precipitation.
When it does not snow in Dalby?
In Dalby, Isle of Man, snow does not fall in April through October.
What month has the most sunshine in Dalby?
The month with the most sunshine is May, with an average of 8.3h of sunshine.
When is the highest UV index in Dalby?
The months with the highest UV index in Dalby are May through September, with an average maximum UV index of 4.
What is the most humid month in Dalby?
June and July, with an average relative humidity of 84%, are most humid months.
When are the longest days in Dalby?
June has the longest days of the year in Dalby, with an average of 17h and 6min of daylight.
What is the warmest month in Dalby?
Temperature records in Dalby, Isle of Man, mark August as the warmest month, with highs averaging 16.1°C (61°F) and lows at 14.3°C (57.7°F).
When is Daylight Saving Time (DST) in Dalby?
On Sunday, 27. October 2024, at 02:00, Daylight Saving Time ends in Dalby, Isle of Man, and the time zone changes from BST to GMT. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 01:00, and the time zone reverts from GMT to BST.
What is the least humid month in Dalby?
With an average relative humidity of 77%, November is the least humid month in Dalby.
What is the wettest month in Dalby?
The month with the most rainfall in Dalby, Isle of Man, is November, when the rain falls for 17.8 days and typically aggregates up to 62mm (2.44") of precipitation.
What is the month with the shortest days in Dalby?
December has the shortest days of the year, with an average of 7h and 30min of daylight.
Average temperature
Dalby, Isle of Man
The warmest month (with the highest average high temperature) is August (16.1°C).
The month with the lowest average high temperature is February (7.8°C).
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is February (5.9°C).
Average pressure
Dalby, Isle of Man
- Average pressure in January:
1011mbar - Average pressure in February:
1010.8mbar - Average pressure in March:
1013.8mbar - Average pressure in April:
1014.8mbar - Average pressure in May:
1015.9mbar - Average pressure in June:
1015.1mbar
- Average pressure in July:
1013.6mbar - Average pressure in August:
1012.5mbar - Average pressure in September:
1014.8mbar - Average pressure in October:
1012.7mbar - Average pressure in November:
1008mbar - Average pressure in December:
1010.5mbar
The month with the highest atmospheric pressure is May (1015.9mbar).
The month with the lowest atmospheric pressure is November (1008mbar).
Average wind speed
Dalby, Isle of Man
- Average wind speed in January:
35km/h - Average wind speed in February:
33.2km/h - Average wind speed in March:
28.8km/h - Average wind speed in April:
24.9km/h - Average wind speed in May:
24.6km/h - Average wind speed in June:
21.5km/h
- Average wind speed in July:
22.1km/h - Average wind speed in August:
25.7km/h - Average wind speed in September:
28.6km/h - Average wind speed in October:
31.4km/h - Average wind speed in November:
35km/h - Average wind speed in December:
36.7km/h
The windiest month (with the highest average wind speed) is December (36.7km/h).
The calmest month (with the lowest average wind speed) is June (21.5km/h).
Average humidity
Dalby, Isle of Man
The months with the highest relative humidity are June and July (84%).
The month with the lowest relative humidity is November (77%).
Average rainfall
Dalby, Isle of Man
The wettest month (with the highest rainfall) is November (62mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days
Dalby, Isle of Man
- Average rainfall days in January:
16.1 days - Average rainfall days in February:
14.2 days - Average rainfall days in March:
13.5 days - Average rainfall days in April:
13.7 days - Average rainfall days in May:
13.2 days - Average rainfall days in June:
13.2 days
- Average rainfall days in July:
17.4 days - Average rainfall days in August:
17.4 days - Average rainfall days in September:
13.5 days - Average rainfall days in October:
17.5 days - Average rainfall days in November:
17.8 days - Average rainfall days in December:
17.3 days
The month with the highest number of rainy days is November (17.8 days).
The months with the least rainy days are May and June (13.2 days).
Average snowfall
Dalby, Isle of Man
The months with the highest snowfall are January and December (5mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days
Dalby, Isle of Man
- Average snowfall days in January:
0.2 days - Average snowfall days in February:
0.8 days - Average snowfall days in March:
0.3 days - Average snowfall days in April:
0.1 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.1 days - Average snowfall days in December:
0.5 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Dalby, Isle of Man
- Average daylight in January:
8h and 0min - Average daylight in February:
9h and 5min - Average daylight in March:
11h and 5min - Average daylight in April:
14h and 1min - Average daylight in May:
16h and 0min - Average daylight in June:
17h and 1min
- Average daylight in July:
16h and 4min - Average daylight in August:
14h and 5min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 3min - Average daylight in November:
8h and 3min - Average daylight in December:
7h and 3min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in January:
3h and 5min - Average sunshine in February:
4h and 0min - Average sunshine in March:
6h and 1min - Average sunshine in April:
8h and 0min - Average sunshine in May:
8h and 2min - Average sunshine in June:
8h and 1min
- Average sunshine in July:
8h and 1min - Average sunshine in August:
7h and 5min - Average sunshine in September:
7h and 0min - Average sunshine in October:
4h and 2min - Average sunshine in November:
3h and 5min - Average sunshine in December:
3h and 5min
The month with the most sunshine is May (Average sunshine: 8h and 18min).
The months with the least sunshine are January, November and December (Average sunshine: 3h and 54min).
Average sunshine days
Dalby, Isle of Man
- Average sunshine days in January:
12.1 days - Average sunshine days in February:
11.3 days - Average sunshine days in March:
14.3 days - Average sunshine days in April:
14.6 days - Average sunshine days in May:
16.3 days - Average sunshine days in June:
15 days
- Average sunshine days in July:
11.7 days - Average sunshine days in August:
10.8 days - Average sunshine days in September:
13.9 days - Average sunshine days in October:
10.3 days - Average sunshine days in November:
9 days - Average sunshine days in December:
11 days
The month with the most sunshine days is May (16.3 days).
The month with the least sunshine days is November (9 days).
Average UV index
Dalby, Isle of Man
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February and March (UV index 2).
Average cloud cover
Dalby, Isle of Man
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is May (Cloud cover 46).
Average visibility
Dalby, Isle of Man
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Dalby, Isle of Man
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