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Contents
- Weather in January
- 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
Weather in January
January, like December, is another chilly winter month in Helmdon, United Kingdom, with an average temperature fluctuating between 1.2°C (34.2°F) and 6.1°C (43°F). In Helmdon, the lowest average temperatures are observed in January, with a high of 6.1°C (43°F) and a low of 1.2°C (34.2°F). Weather in January »
Weather in February
The last month of the winter, February, is also a frosty month in Helmdon, United Kingdom, with an average temperature varying between 6.9°C (44.4°F) and 1.4°C (34.5°F). The arrival of February brings an average high-temperature of a still chilly 6.9°C (44.4°F), closely following the temperature pattern of January. Weather in February »
Weather in March
The first month of the spring, March, is also a frosty month in Helmdon, United Kingdom, with an average temperature ranging between min 2.3°C (36.1°F) and max 9.8°C (49.6°F). As Helmdon welcomes March, the average high-temperature is noted at a still chilly 9.8°C (49.6°F), closely aligning with the preceding month. Weather in March »
Weather in April
April is a fresh spring month in Helmdon, United Kingdom, with an average temperature fluctuating between 4°C (39.2°F) and 12.9°C (55.2°F). The onset of April brings a minor temperature shift, with the average high-temperature moving from a chilly 9.8°C (49.6°F) in March to a cool 12.9°C (55.2°F). Weather in April »
Weather in May
The last month of the spring, May, is a refreshing month in Helmdon, United Kingdom, with an average temperature fluctuating between 6.4°C (43.5°F) and 15.4°C (59.7°F). The advent of May reveals an average high-temperature of a moderate 15.4°C (59.7°F), showing minimal difference from the prior month. Weather in May »
Weather in June
June, the first month of the summer in Helmdon, is an enjoyable month, with temperature in the range of an average low of 9.3°C (48.7°F) and an average high of 17.9°C (64.2°F). With the transition into June, Helmdon notes an average high-temperature of a still refreshing 17.9°C (64.2°F), closely resembling May. Weather in June »
Weather in July
July is an agreeable summer month in Helmdon, United Kingdom, with an average temperature ranging between max 20.6°C (69.1°F) and min 11.8°C (53.2°F). July, characterized by an average high temperature of 20.6°C (69.1°F) and a low temperature of 11.8°C (53.2°F), is generally the warmest month. Weather in July »
Weather in August
August, the last month of the summer in Helmdon, is also an agreeable month, with an average temperature ranging between max 20.1°C (68.2°F) and min 12.3°C (54.1°F). Transitioning into August, Helmdon experiences an average high-temperature of a still agreeable 20.1°C (68.2°F), marking a minor shift from the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Helmdon, is also an enjoyable month, with an average temperature fluctuating between 17.7°C (63.9°F) and 9.9°C (49.8°F). September's weather records an average high-temperature of an enjoyable 17.7°C (63.9°F), showing little deviation from August. Weather in September »
Weather in October
October, the same as September, in Helmdon, United Kingdom, is another mild autumn month, with an average temperature ranging between max 13.8°C (56.8°F) and min 7.7°C (45.9°F). The advent of October brings a slight shift in average high-temperature, moving from an enjoyable 17.7°C (63.9°F) in September to a still refreshing 13.8°C (56.8°F). Weather in October »
Weather in November
November, the last month of the autumn in Helmdon, is another chilly month, with an average temperature ranging between min 4.6°C (40.3°F) and max 9.2°C (48.6°F). November's onset introduces a mild reduction in the average high-temperature, from a mild 13.8°C (56.8°F) in October to a chilly 9.2°C (48.6°F). Weather in November »
Weather in December
December, the first month of the winter in Helmdon, is also a frosty month, with an average temperature ranging between min 2.6°C (36.7°F) and max 6.9°C (44.4°F). December brings a marginal elevation to a still chilly 6.9°C (44.4°F) from November's 9.2°C (48.6°F) in Helmdon's average high-temperatures. Weather in December »
Updated: Feb 9, 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
What month is the coldest in Helmdon?
Helmdon's coldest month, January, generally records average temperatures ranging from a high of 6.1°C (43°F) to a low of 1.2°C (34.2°F).
How many days does it rain in Helmdon?
In Helmdon, during the entire year, the rain falls for 139.2 days and collects up to 210mm (8.27") of precipitation.
When does it snow in Helmdon?
January through March and December are months with snowfall.
How much does it snow in Helmdon?
Throughout the year, there are 9.6 snowfall days, and 23mm (0.91") of snow is accumulated.
What is the month with the lowest UV index in Helmdon?
The months with the lowest UV index in Helmdon are January, February, November and December, with an average maximum UV index of 2.
What is the snowiest month in Helmdon?
The month with the most snowfall is February, when snow falls for 3.9 days and typically aggregates up to 10mm (0.39") of snow.
What is the month with the least sunshine in Helmdon?
February and November, with an average of 3.7h of sunshine, are months with the least sunshine.
What is the driest month in Helmdon?
The months with the least rainfall in Helmdon, United Kingdom, are March and April Rain falls for 10.8 days and accumulates 12mm (0.47") of rain.
When it does not snow in Helmdon?
April through November are months without snowfall in Helmdon.
What are the months with the highest UV index in Helmdon?
The months with the highest UV index are May through September, with an average maximum UV index of 4.
What is the rainiest month in Helmdon?
The wettest months in Helmdon, United Kingdom, are June and August, with an average 25mm (0.98") of rainfall.
When are the longest days in Helmdon?
The month with the longest days is June, with an average of 16h and 42min of daylight.
What is the hottest time of year in Helmdon?
In Helmdon, July is the warmest month, with temperatures averaging a high of 20.6°C (69.1°F) and a low of 11.8°C (53.2°F).
What month has the most sunshine in Helmdon?
The month with the most sunshine in Helmdon, United Kingdom, is July, with an average of 7.3h of sunshine.
What is the least humid month in Helmdon?
With an average relative humidity of 80%, August is the least humid month.
When is Daylight Saving Time (DST) in Helmdon?
On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time ends, and the time zone changes from BST to GMT. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 1:00 am, and the time zone reverts from GMT to BST.
What is the most humid month in Helmdon?
With an average relative humidity of 91%, December is the most humid month in Helmdon, United Kingdom.
What is the month with the shortest days in Helmdon?
The month with the shortest days in Helmdon, United Kingdom, is December, with an average of 7h and 48min of daylight.
Average temperature
Helmdon, United Kingdom
The warmest month (with the highest average high temperature) is July (20.6°C).
The month with the lowest average high temperature is January (6.1°C).
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (1.2°C).
Average pressure
Helmdon, United Kingdom
- Average pressure in January:
1013.8mbar - Average pressure in February:
1013.3mbar - Average pressure in March:
1015.2mbar - Average pressure in April:
1015.5mbar - Average pressure in May:
1016.6mbar - Average pressure in June:
1015.9mbar
- Average pressure in July:
1014.9mbar - Average pressure in August:
1014.3mbar - Average pressure in September:
1016.5mbar - Average pressure in October:
1014.7mbar - Average pressure in November:
1010mbar - Average pressure in December:
1013.7mbar
The month with the highest atmospheric pressure is May (1016.6mbar).
The month with the lowest atmospheric pressure is November (1010mbar).
Average wind speed
Helmdon, United Kingdom
- Average wind speed in January:
17.8km/h - Average wind speed in February:
18.5km/h - Average wind speed in March:
16.8km/h - Average wind speed in April:
14.1km/h - Average wind speed in May:
13.6km/h - Average wind speed in June:
13km/h
- Average wind speed in July:
12.9km/h - Average wind speed in August:
13.6km/h - Average wind speed in September:
13.3km/h - Average wind speed in October:
15.5km/h - Average wind speed in November:
16.8km/h - Average wind speed in December:
18.5km/h
The windiest months (with the highest average wind speed) are February and December (18.5km/h).
The calmest month (with the lowest average wind speed) is July (12.9km/h).
Average humidity
Helmdon, United Kingdom
The month with the highest relative humidity is December (91%).
The month with the lowest relative humidity is August (80%).
Average rainfall
Helmdon, United Kingdom
The wettest months (with the highest rainfall) are June and August (25mm).
The driest months (with the least rainfall) are March and April (12mm).
Average rainfall days
Helmdon, United Kingdom
- Average rainfall days in January:
10.7 days - Average rainfall days in February:
9.1 days - Average rainfall days in March:
10.8 days - Average rainfall days in April:
12.1 days - Average rainfall days in May:
12.6 days - Average rainfall days in June:
12.3 days
- Average rainfall days in July:
14.4 days - Average rainfall days in August:
14.6 days - Average rainfall days in September:
9.5 days - Average rainfall days in October:
10.1 days - Average rainfall days in November:
12.2 days - Average rainfall days in December:
10.8 days
The month with the highest number of rainy days is August (14.6 days).
The month with the least rainy days is February (9.1 days).
Average snowfall
Helmdon, United Kingdom
The month with the highest snowfall is February (10mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days
Helmdon, United Kingdom
- Average snowfall days in January:
2.7 days - Average snowfall days in February:
3.9 days - Average snowfall days in March:
1 days - Average snowfall days in April:
0.2 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:
0.3 days - Average snowfall days in December:
1.5 days
The month with the highest number of snowfall days is February (3.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Helmdon, United Kingdom
- Average daylight in January:
8h and 2min - Average daylight in February:
10h and 0min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 5min - Average daylight in May:
15h and 4min - Average daylight in June:
16h and 4min
- Average daylight in July:
16h and 1min - Average daylight in August:
14h and 4min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 4min - Average daylight in November:
8h and 5min - Average daylight in December:
7h and 5min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in January:
4h and 0min - Average sunshine in February:
3h and 4min - Average sunshine in March:
5h and 3min - Average sunshine in April:
6h and 5min - Average sunshine in May:
6h and 4min - Average sunshine in June:
6h and 5min
- Average sunshine in July:
7h and 2min - Average sunshine in August:
7h and 1min - Average sunshine in September:
6h and 4min - Average sunshine in October:
4h and 1min - Average sunshine in November:
3h and 4min - Average sunshine in December:
4h and 0min
The month with the most sunshine is July (Average sunshine: 7h and 18min).
The months with the least sunshine are February and November (Average sunshine: 3h and 42min).
Average sunshine days
Helmdon, United Kingdom
- Average sunshine days in January:
15.2 days - Average sunshine days in February:
14 days - Average sunshine days in March:
17.6 days - Average sunshine days in April:
14.8 days - Average sunshine days in May:
13.8 days - Average sunshine days in June:
12.1 days
- Average sunshine days in July:
12 days - Average sunshine days in August:
11.6 days - Average sunshine days in September:
16 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
13.6 days - Average sunshine days in December:
16.4 days
The month with the most sunshine days is March (17.6 days).
The month with the least sunshine days is August (11.6 days).
Average UV index
Helmdon, United Kingdom
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, November and December (UV index 2).
Average cloud cover
Helmdon, United Kingdom
The month with the most cloud cover is November (Cloud cover 65).
The month with the least cloud cover is September (Cloud cover 53).
Average visibility
Helmdon, United Kingdom
The months with the highest visibility are January, February, March, July, August, October and December (9km).
The months with the lowest visibility are April, May, June, September and November (8km).
Helmdon, United Kingdom
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