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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, the same as December, in Altarnun, United Kingdom, is a frosty winter month, with an average temperature ranging between max 8.1°C (46.6°F) and min 4.3°C (39.7°F). Altarnun witnesses its lowest temperatures during January and February, when the average high-temperature reaches 8.1°C (46.6°F). Weather in January »
Weather in February
The last month of the winter, February, is also a frosty month in Altarnun, United Kingdom, with temperature in the range of an average high of 8.1°C (46.6°F) and an average low of 3.9°C (39°F). Altarnun's temperatures tend to hit their minimum during January and February, with an average high-temperature of 8.1°C (46.6°F). Weather in February »
Weather in March
March, the first month of the spring in Altarnun, is also a frosty month, with an average temperature varying between 9.8°C (49.6°F) and 4.3°C (39.7°F). The introduction of March sees an average high-temperature of a still frosty 9.8°C (49.6°F), hardly deviating from February. Weather in March »
Weather in April
April is a cool spring month in Altarnun, United Kingdom, with an average temperature fluctuating between 5.6°C (42.1°F) and 12.3°C (54.1°F). As Altarnun steps into April, the average high-temperature holds at a fresh 12.3°C (54.1°F), hinting at a minor fluctuation from the prior month. Weather in April »
Weather in May
The last month of the spring, May, is a mild month in Altarnun, United Kingdom, with an average temperature varying between 7.8°C (46°F) and 14.5°C (58.1°F). As Altarnun welcomes May, the average high-temperature records at a refreshing 14.5°C (58.1°F), marking an insignificant deviation from the prior month. Weather in May »
Weather in June
The first month of the summer, June, is a comfortable month in Altarnun, United Kingdom, with an average temperature fluctuating between 16.9°C (62.4°F) and 10.5°C (50.9°F). Entering June, the average high-temperature is recorded at a comfortable 16.9°C (62.4°F), exhibiting a minimal shift from May's 14.5°C (58.1°F). Weather in June »
Weather in July
July, like June, in Altarnun, United Kingdom, is another comfortable summer month, with temperature in the range of an average low of 12.5°C (54.5°F) and an average high of 18.7°C (65.7°F). The warmest period is July, when temperatures fluctuate between an average high of 18.7°C (65.7°F) and a low of 12.5°C (54.5°F). Weather in July »
Weather in August
The last month of the summer, August, is another refreshing month in Altarnun, United Kingdom, with an average temperature fluctuating between 18.3°C (64.9°F) and 12.6°C (54.7°F). As July turns into August, the average high-temperatures rest at a still enjoyable 18.3°C (64.9°F), showing a minor variation from the prior month. Weather in August »
Weather in September
The first month of the autumn, September, is also an enjoyable month in Altarnun, United Kingdom, with an average temperature fluctuating between 11.1°C (52°F) and 16.8°C (62.2°F). The transition from August to September brings an average high-temperature of a still comfortable 16.8°C (62.2°F), barely different from August's 18.3°C (64.9°F). Weather in September »
Weather in October
October, the same as September, in Altarnun, United Kingdom, is a moderate autumn month, with an average temperature fluctuating between 14.1°C (57.4°F) and 9.6°C (49.3°F). October commences with an average high-temperature of a moderate 14.1°C (57.4°F), showing little deviation from September's 16.8°C (62.2°F). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Altarnun, United Kingdom, with temperature in the range of an average low of 7.2°C (45°F) and an average high of 10.8°C (51.4°F). November heralds a minor drop in average high-temperature, sliding from October's mild 14.1°C (57.4°F) to a cool 10.8°C (51.4°F). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Altarnun, United Kingdom, with an average temperature fluctuating between 5.7°C (42.3°F) and 9°C (48.2°F). In Altarnun, December's average high-temperature stands at a chilly 9°C (48.2°F), closely related to the preceding month. Weather in December »
[Resources]Frequently asked questions
What time of the year is the coldest in Altarnun?
January and February, with an average high-temperature of 8.1°C (46.6°F), are marked as the coldest months.
What are the most humid months in Altarnun?
January, June through December, with an average relative humidity of 86%, are most humid months in Altarnun.
How many days does it rain in Altarnun?
In Altarnun, during the entire year, the rain falls for 209.7 days and collects up to 686mm (27.01") of precipitation.
When does it snow in Altarnun?
Months with snowfall in Altarnun, United Kingdom, are January through April and December.
What is the snowiest month in Altarnun?
January is the month with the most snowfall in Altarnun. Snow falls for 1.7 days and accumulates 24mm (0.94") of snow.
How many days does it snow in Altarnun?
In Altarnun, during the entire year, snow falls for 4.3 days and aggregates up to 45mm (1.77") of snow.
What are the months with the least sunshine in Altarnun?
January, November and December, with an average of 3.6h of sunshine, are months with the least sunshine in Altarnun, United Kingdom.
What are the months with the lowest UV index in Altarnun?
The months with the lowest UV index in Altarnun, United Kingdom, are January, February, November and December, with an average maximum UV index of 2.
What is the least humid month in Altarnun?
The least humid month is April, with an average relative humidity of 83%.
What month has the most sunshine in Altarnun?
With an average of 7.5h of sunshine, April has the most sunshine of the year.
What is the driest month in Altarnun?
May is the month with the least rainfall in Altarnun. Rain falls for 16.5 days and accumulates 32mm (1.26") of precipitation.
When it does not snow in Altarnun?
In Altarnun, snow does not fall in May through November.
What are the months with the highest UV index in Altarnun?
The months with the highest UV index are May through September, with an average maximum UV index of 4.
When are the longest days in Altarnun?
June has the longest days of the year in Altarnun, United Kingdom, with an average of 16h and 24min of daylight.
What time of the year is the hottest in Altarnun?
Altarnun's warmest month, July, generally records average temperatures ranging from a high of 18.7°C (65.7°F) to a low of 12.5°C (54.5°F).
When is Daylight Saving Time (DST) in Altarnun?
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 rainiest month in Altarnun?
The month with the most rainfall is December, when the rain falls for 20.2 days and typically aggregates up to 87mm (3.43") of precipitation.
What is the month with the shortest days in Altarnun?
The month with the shortest days in Altarnun, United Kingdom, is December, with an average of 8h and 6min of daylight.
Average temperature
Altarnun, United Kingdom
The warmest month (with the highest average high temperature) is July (18.7°C).
The months with the lowest average high temperature are January and February (8.1°C).
The month with the highest average low temperature is August (12.6°C).
The coldest month (with the lowest average low temperature) is February (3.9°C).
Average pressure
Altarnun, United Kingdom
- Average pressure in January:
1014.5mbar - Average pressure in February:
1013.9mbar - Average pressure in March:
1015.6mbar - Average pressure in April:
1015.4mbar - Average pressure in May:
1017.1mbar - Average pressure in June:
1016.5mbar
- Average pressure in July:
1016mbar - Average pressure in August:
1015.4mbar - Average pressure in September:
1017.3mbar - Average pressure in October:
1014.7mbar - Average pressure in November:
1010.2mbar - Average pressure in December:
1014.7mbar
The month with the highest atmospheric pressure is September (1017.3mbar).
The month with the lowest atmospheric pressure is November (1010.2mbar).
Average wind speed
Altarnun, United Kingdom
- Average wind speed in January:
22.5km/h - Average wind speed in February:
23km/h - Average wind speed in March:
20.3km/h - Average wind speed in April:
16.6km/h - Average wind speed in May:
16km/h - Average wind speed in June:
15.3km/h
- Average wind speed in July:
15.1km/h - Average wind speed in August:
15.8km/h - Average wind speed in September:
16.6km/h - Average wind speed in October:
18.5km/h - Average wind speed in November:
21.6km/h - Average wind speed in December:
23.1km/h
The windiest month (with the highest average wind speed) is December (23.1km/h).
The calmest month (with the lowest average wind speed) is July (15.1km/h).
Average humidity
Altarnun, United Kingdom
The months with the highest relative humidity are January, June, July, August, September, October, November and December (86%).
The month with the lowest relative humidity is April (83%).
Average rainfall
Altarnun, United Kingdom
The wettest month (with the highest rainfall) is December (87mm).
The driest month (with the least rainfall) is May (32mm).
Average rainfall days
Altarnun, United Kingdom
- Average rainfall days in January:
19.9 days - Average rainfall days in February:
15.6 days - Average rainfall days in March:
16.8 days - Average rainfall days in April:
15.8 days - Average rainfall days in May:
16.5 days - Average rainfall days in June:
15.7 days
- Average rainfall days in July:
17.9 days - Average rainfall days in August:
18.5 days - Average rainfall days in September:
15.1 days - Average rainfall days in October:
17.7 days - Average rainfall days in November:
20 days - Average rainfall days in December:
20.2 days
The month with the highest number of rainy days is December (20.2 days).
The month with the least rainy days is September (15.1 days).
Average snowfall
Altarnun, United Kingdom
The month with the highest snowfall is January (24mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days
Altarnun, United Kingdom
- Average snowfall days in January:
1.7 days - Average snowfall days in February:
1.6 days - Average snowfall days in March:
0.3 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 days - Average snowfall days in December:
0.5 days
The month with the highest number of snowfall days is January (1.7 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).
Average daylight / Average sunshine
Altarnun, United Kingdom
- Average daylight in January:
8h and 4min - Average daylight in February:
10h and 1min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 5min - Average daylight in May:
15h and 3min - Average daylight in June:
16h and 2min
- Average daylight in July:
16h and 0min - Average daylight in August:
14h and 3min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 4min - Average daylight in November:
9h and 0min - Average daylight in December:
8h and 1min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in January:
3h and 4min - Average sunshine in February:
3h and 4min - Average sunshine in March:
5h and 2min - Average sunshine in April:
7h and 3min - Average sunshine in May:
7h and 2min - Average sunshine in June:
7h and 1min
- Average sunshine in July:
7h and 1min - Average sunshine in August:
6h and 4min - Average sunshine in September:
6h and 2min - Average sunshine in October:
4h and 2min - Average sunshine in November:
3h and 4min - Average sunshine in December:
3h and 4min
The month with the most sunshine is April (Average sunshine: 7h and 30min).
The months with the least sunshine are January, November and December (Average sunshine: 3h and 36min).
Average sunshine days
Altarnun, United Kingdom
- Average sunshine days in January:
8.2 days - Average sunshine days in February:
9.2 days - Average sunshine days in March:
11.3 days - Average sunshine days in April:
11.3 days - Average sunshine days in May:
11.8 days - Average sunshine days in June:
10.6 days
- Average sunshine days in July:
10.5 days - Average sunshine days in August:
8.9 days - Average sunshine days in September:
11.3 days - Average sunshine days in October:
10.1 days - Average sunshine days in November:
7.6 days - Average sunshine days in December:
8.5 days
The month with the most sunshine days is May (11.8 days).
The month with the least sunshine days is November (7.6 days).
Average UV index
Altarnun, 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
Altarnun, United Kingdom
The months with the most cloud cover are November and December (Cloud cover 65).
The month with the least cloud cover is April (Cloud cover 50).
Average visibility
Altarnun, 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).
Altarnun, United Kingdom
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