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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 sea temperature
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, like December, is another chilly winter month in Rostrevor, United Kingdom, with an average temperature fluctuating between 3.3°C (37.9°F) and 6.7°C (44.1°F). In Rostrevor, January is the month with the lowest recorded average temperatures, measuring a high of 6.7°C (44.1°F) and a low of 3.3°C (37.9°F). Weather in January »
Weather in February
The last month of the winter, February, is another chilly month in Rostrevor, United Kingdom, with an average temperature fluctuating between 3.1°C (37.6°F) and 6.8°C (44.2°F). February's beginning signals an average high-temperature of a still frosty 6.8°C (44.2°F), barely different from January's 6.7°C (44.1°F). Weather in February »
Weather in March
The first month of the spring, March, is also a frosty month in Rostrevor, United Kingdom, with an average temperature varying between 3.7°C (38.7°F) and 8.3°C (46.9°F). As Rostrevor welcomes March, the average high-temperature records at a still frosty 8.3°C (46.9°F), marking an insignificant deviation from the prior month. Weather in March »
Weather in April
April is a fresh spring month in Rostrevor, United Kingdom, with temperature in the range of an average high of 10.3°C (50.5°F) and an average low of 5.3°C (41.5°F). As Rostrevor steps into April, the average high-temperature is measured at a cool 10.3°C (50.5°F), displaying minor differences from March's 8.3°C (46.9°F). Weather in April »
Weather in May
May, the last month of the spring in Rostrevor, is also a fresh month, with an average temperature ranging between min 7.4°C (45.3°F) and max 12.6°C (54.7°F). As Rostrevor transitions into May, the average high-temperature stands at a still fresh 12.6°C (54.7°F), offering little variation from the preceding month. Weather in May »
Weather in June
June, the first month of the summer in Rostrevor, is a mild month, with temperature in the range of an average low of 9.7°C (49.5°F) and an average high of 15°C (59°F). The start of June sees the average high-temperature at a mild 15°C (59°F), showing little difference from May's 12.6°C (54.7°F). Weather in June »
Weather in July
July in Rostrevor, United Kingdom, is a comfortable summer month, with an average temperature fluctuating between 11.4°C (52.5°F) and 16.4°C (61.5°F). Rostrevor's warmest period falls in July and August, when the average high-temperatures ascend to 16.4°C (61.5°F). Weather in July »
Weather in August
August, the last month of the summer in Rostrevor, is also an enjoyable month, with an average temperature varying between 16.4°C (61.5°F) and 11.5°C (52.7°F). In Rostrevor, July and August are characterised by the peak of temperatures, recording an average high of 16.4°C (61.5°F). Weather in August »
Weather in September
The first month of the autumn, September, is also a moderate month in Rostrevor, United Kingdom, with an average temperature ranging between min 10.3°C (50.5°F) and max 14.8°C (58.6°F). The transition into September notes an average high-temperature of a mild 14.8°C (58.6°F), revealing a mild distinction from the 16.4°C (61.5°F) in August. Weather in September »
Weather in October
October, the same as September, is a cool autumn month in Rostrevor, United Kingdom, with temperature in the range of an average high of 12.4°C (54.3°F) and an average low of 8.6°C (47.5°F). As September transitions into October, the average high-temperature rests at a fresh 12.4°C (54.3°F), maintaining a close resemblance to the previous month. Weather in October »
Weather in November
November, the last month of the autumn in Rostrevor, is another chilly month, with temperature in the range of an average low of 5.7°C (42.3°F) and an average high of 9°C (48.2°F). The average high-temperature shows a slight dip in November, from October's cool 12.4°C (54.3°F) to a frosty 9°C (48.2°F). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Rostrevor, United Kingdom, with temperature in the range of an average high of 7.2°C (45°F) and an average low of 4°C (39.2°F). The advent of December denotes an average high-temperature of a still frosty 7.2°C (45°F), subtly different from November's 9°C (48.2°F). Weather in December »
Updated: Jul 26, 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 part of the year is the coldest?
The coldest month is January, with an average high-temperature of 6.7°C (44.1°F) and an average low-temperature of 3.3°C (37.9°F).
What is the driest month?
The months with the least rainfall are January and April Rain falls for 13.6 days and accumulates 35mm (1.38") of rain.
How many days does it rain?
In Rostrevor, during the entire year, the rain falls for 199.5 days and collects up to 567mm (22.32") of precipitation.
When does it snow?
January through April, November and December are months with snowfall.
How much does it snow?
Throughout the year, there are 13.2 snowfall days, and 128mm (5.04") of snow is accumulated.
What is the month with the lowest UV index?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
What is the snowiest month in Rostrevor?
February is the month with the most snowfall. Snow falls for 3.7 days and accumulates 40mm (1.57") of snow.
What is the month with the least sunshine?
With an average of 3.8h of sunshine, February has the least sunshine of the year.
What is the least humid month?
The months with the lowest humidity are March through May, with an average relative humidity of 84%.
What is the month with the coldest sea water?
The month with the coldest seawater is March, with an average sea temperature of 8.3°C (46.9°F).
When it does not snow?
May through October are months without snowfall.
What are the months with the highest UV index?
The months with the highest UV index are May, June, August and September, with an average maximum UV index of 4.
When are the longest days?
June has the longest days of the year, with an average of 17h and 6min of daylight.
What month has the most sunshine?
The month with the most sunshine is June, with an average of 7.6h of sunshine.
What is the hottest time of year?
Rostrevor's peak temperatures tend to occur in July and August, with an average high-temperature of 16.4°C (61.5°F).
What is the wettest month?
The month with the most rainfall is August, when the rain falls for 21.6 days and typically aggregates up to 66mm (2.6") of precipitation.
What month is the sea warmest?
August is the month with the warmest seawater, with an average sea temperature of 14.7°C (58.5°F).
When is Daylight Saving Time (DST)?
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?
With an average relative humidity of 88%, December is the most humid month.
What is the month with the shortest days?
With an average of 7h and 30min of daylight, December has the shortest days of the year.
Average temperature
Rostrevor, United Kingdom
The warmest months (with the highest average high temperature) are July and August (16.4°C).
The month with the lowest average high temperature is January (6.7°C).
The month with the highest average low temperature is August (11.5°C).
The coldest month (with the lowest average low temperature) is February (3.1°C).
Average pressure
Rostrevor, United Kingdom
- Average pressure in January:
1010.5mbar - Average pressure in February:
1010.3mbar - Average pressure in March:
1013.6mbar - Average pressure in April:
1014.6mbar - Average pressure in May:
1015.7mbar - Average pressure in June:
1015mbar
- Average pressure in July:
1013.5mbar - Average pressure in August:
1012.2mbar - Average pressure in September:
1014.6mbar - Average pressure in October:
1012.1mbar - Average pressure in November:
1007.6mbar - Average pressure in December:
1009.9mbar
The month with the highest atmospheric pressure is May (1015.7mbar).
The month with the lowest atmospheric pressure is November (1007.6mbar).
Average wind speed
Rostrevor, United Kingdom
- Average wind speed in January:
22.8km/h - Average wind speed in February:
22.3km/h - Average wind speed in March:
19.7km/h - Average wind speed in April:
16.9km/h - Average wind speed in May:
16.4km/h - Average wind speed in June:
14.2km/h
- Average wind speed in July:
14.2km/h - Average wind speed in August:
15.8km/h - Average wind speed in September:
17.3km/h - Average wind speed in October:
18.8km/h - Average wind speed in November:
21.1km/h - Average wind speed in December:
22.7km/h
The windiest month (with the highest average wind speed) is January (22.8km/h).
The calmest months (with the lowest average wind speed) are June and July (14.2km/h).
Average humidity
Rostrevor, United Kingdom
The month with the highest relative humidity is December (88%).
The months with the lowest relative humidity are March, April and May (84%).
Average rainfall
Rostrevor, United Kingdom
The wettest month (with the highest rainfall) is August (66mm).
The driest months (with the least rainfall) are January and April (35mm).
Average rainfall days
Rostrevor, United Kingdom
- Average rainfall days in January:
13.6 days - Average rainfall days in February:
13.5 days - Average rainfall days in March:
15 days - Average rainfall days in April:
15.6 days - Average rainfall days in May:
18 days - Average rainfall days in June:
17.8 days
- Average rainfall days in July:
21.2 days - Average rainfall days in August:
21.6 days - Average rainfall days in September:
15.6 days - Average rainfall days in October:
17.5 days - Average rainfall days in November:
15.3 days - Average rainfall days in December:
14.8 days
The month with the highest number of rainy days is August (21.6 days).
The month with the least rainy days is February (13.5 days).
Average snowfall
Rostrevor, United Kingdom
The month with the highest snowfall is February (40mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days
Rostrevor, United Kingdom
- Average snowfall days in January:
3.5 days - Average snowfall days in February:
3.7 days - Average snowfall days in March:
2.3 days - Average snowfall days in April:
0.7 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:
0.7 days - Average snowfall days in December:
2.3 days
The month with the highest number of snowfall days is February (3.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature
Rostrevor, United Kingdom
The best month for swimming (with the highest average sea temperature) is August (14.7°C).
The coldest month (with the lowest average sea temperature) is March (8.3°C).
Average daylight / Average sunshine
Rostrevor, United Kingdom
- Average daylight in January:
8h and 1min - 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 3min - 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 4min - 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:
3h and 5min - Average sunshine in March:
5h and 1min - Average sunshine in April:
7h and 1min - Average sunshine in May:
7h and 0min - Average sunshine in June:
7h and 4min
- Average sunshine in July:
6h and 4min - Average sunshine in August:
6h and 4min - Average sunshine in September:
6h and 1min - Average sunshine in October:
4h and 0min - Average sunshine in November:
4h and 1min - Average sunshine in December:
4h and 1min
The month with the most sunshine is June (Average sunshine: 7h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days
Rostrevor, United Kingdom
- Average sunshine days in January:
12 days - Average sunshine days in February:
9 days - Average sunshine days in March:
10.8 days - Average sunshine days in April:
10.4 days - Average sunshine days in May:
9.5 days - Average sunshine days in June:
8.3 days
- Average sunshine days in July:
6.3 days - Average sunshine days in August:
6.1 days - Average sunshine days in September:
9.8 days - Average sunshine days in October:
9.8 days - Average sunshine days in November:
12 days - Average sunshine days in December:
11.9 days
The months with the most sunshine days are January and November (12 days).
The month with the least sunshine days is August (6.1 days).
Average UV index
Rostrevor, United Kingdom
The months with the highest UV index are May, June, 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
Rostrevor, United Kingdom
The months with the most cloud cover are January and February (Cloud cover 61).
The month with the least cloud cover is April (Cloud cover 52).
Average visibility
Rostrevor, United Kingdom
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
