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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
Climate and monthly weather forecast
Weather in January
January, like December, in Alltmawr, United Kingdom, is another cold winter month, with an average temperature fluctuating between 0.9°C (33.6°F) and 5.3°C (41.5°F). January proves to be the coldest month, recording an average maximum temperature of 5.3°C (41.5°F) and a minimum temperature of 0.9°C (33.6°F). Weather in January »
Weather in February
February, the last month of the winter in Alltmawr, is also a wintry month, with an average temperature ranging between max 5.9°C (42.6°F) and min 0.9°C (33.6°F). The transition into February is marked with an average high-temperature of a still cold 5.9°C (42.6°F), showing an insignificant shift from January's 5.3°C (41.5°F). Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Alltmawr, United Kingdom, with an average temperature varying between 1.3°C (34.3°F) and 8.5°C (47.3°F). March's onset records a minor alteration in the average high-temperature to a frosty 8.5°C (47.3°F) from February's 5.9°C (42.6°F). Weather in March »
Weather in April
April is a cool spring month in Alltmawr, United Kingdom, with an average temperature ranging between max 11.4°C (52.5°F) and min 3.2°C (37.8°F). Transitioning into April, Alltmawr experiences an average high-temperature of a cool 11.4°C (52.5°F), marking a minor shift from the preceding month. Weather in April »
Weather in May
May, the last month of the spring in Alltmawr, is a refreshing month, with an average temperature varying between 13.8°C (56.8°F) and 5.5°C (41.9°F). May's onset sees an average high-temperature of a mild 13.8°C (56.8°F), exhibiting a slight fluctuation from the previous month. Weather in May »
Weather in June
The first month of the summer, June, is a refreshing month in Alltmawr, United Kingdom, with temperature in the range of an average low of 8.2°C (46.8°F) and an average high of 16.3°C (61.3°F). Alltmawr notes an average high-temperature of a comfortable 16.3°C (61.3°F) in June, displaying minor variation from May. Weather in June »
Weather in July
July, the same as June, is another enjoyable summer month in Alltmawr, United Kingdom, with an average temperature fluctuating between 10°C (50°F) and 17.7°C (63.9°F). In Alltmawr, the month of July registers the highest temperatures, averaging 17.7°C (63.9°F) at the peak and 10°C (50°F) at the lowest. Weather in July »
Weather in August
August, the last month of the summer in Alltmawr, is also an enjoyable month, with temperature in the range of an average low of 10.3°C (50.5°F) and an average high of 17.2°C (63°F). During August, Alltmawr records an average high-temperature of a still refreshing 17.2°C (63°F), marking a slight divergence from July's 17.7°C (63.9°F). Weather in August »
Weather in September
The first month of the autumn, September, is also a moderate month in Alltmawr, United Kingdom, with an average temperature varying between 8.1°C (46.6°F) and 15.4°C (59.7°F). The introduction of September sees an average high-temperature of a still refreshing 15.4°C (59.7°F), hardly deviating from August. Weather in September »
Weather in October
October, the same as September, is another fresh autumn month in Alltmawr, United Kingdom, with an average temperature ranging between min 6.5°C (43.7°F) and max 12.4°C (54.3°F). A moderate decline in average high-temperatures is noted in October, moving from a refreshing 15.4°C (59.7°F) in September to a cool 12.4°C (54.3°F). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Alltmawr, United Kingdom, with an average temperature varying between 8.4°C (47.1°F) and 3.7°C (38.7°F). Alltmawr's transition into November involves a gentle shift in temperature, receding from a fresh 12.4°C (54.3°F) in October to a frosty 8.4°C (47.1°F). Weather in November »
Weather in December
December, the first month of the winter in Alltmawr, is still a chilly month, with an average temperature fluctuating between 6.4°C (43.5°F) and 2.2°C (36°F). The advent of December reveals an average high-temperature of a still chilly 6.4°C (43.5°F), showing minimal difference from the prior month. Weather in December »
Updated: Feb 8, 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 are the coldest months in Alltmawr?
January stands out as Alltmawr's coldest month, with an average high-temperature of 5.3°C (41.5°F) and a low-temperature of 0.9°C (33.6°F).
What are the most humid months in Alltmawr?
The months with the highest humidity in Alltmawr are January, November and December, with an average relative humidity of 92%.
How much does it rain in Alltmawr?
Throughout the year, in Alltmawr, United Kingdom, there are 192.1 rainfall days, and 471mm (18.54") of precipitation is accumulated.
When does it snow in Alltmawr?
January through May, November and December are months with snowfall in Alltmawr.
How many days does it snow in Alltmawr?
In Alltmawr, United Kingdom, during the entire year, snow falls for 17.1 days and aggregates up to 120mm (4.72") of snow.
When is the lowest UV index in Alltmawr?
The months with the lowest UV index in Alltmawr, United Kingdom, are January through March, November and December, with an average maximum UV index of 2.
When does it snow the most in Alltmawr?
February is the month with the most snowfall in Alltmawr, United Kingdom. Snow falls for 5 days and accumulates 30mm (1.18") of snow.
What are the least humid months in Alltmawr?
The months with the lowest humidity are April and May, with an average relative humidity of 85%.
What month has the most sunshine in Alltmawr?
May has the most sunshine of the year in Alltmawr, with an average of 6.4h of sunshine.
When is the highest UV index in Alltmawr?
May through August, with an average maximum UV index of 4, are months with the highest UV index in Alltmawr, United Kingdom.
When it does not snow in Alltmawr?
In Alltmawr, snow does not fall in June through October.
When are the longest days in Alltmawr?
June has the longest days of the year in Alltmawr, United Kingdom, with an average of 16h and 42min of daylight.
What time of the year is the hottest in Alltmawr?
With its average high temperature of 17.7°C (63.9°F) and a low of 10°C (50°F), July is regarded as the warmest month in Alltmawr.
What is the driest month in Alltmawr?
The month with the least rainfall is September, when the rain falls for 13.7 days and typically collects 27mm (1.06") of precipitation.
When is Daylight Saving Time (DST) in Alltmawr?
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 Alltmawr?
November is the month with the most rainfall in Alltmawr. Rain falls for 18.7 days and accumulates 52mm (2.05") of precipitation.
What is the month with the least sunshine in Alltmawr?
The month with the least sunshine is November, with an average of 2.9h of sunshine.
What is the month with the shortest days in Alltmawr?
With an average of 7h and 48min of daylight, December has the shortest days of the year in Alltmawr, United Kingdom.
Average temperature
Alltmawr, United Kingdom
The warmest month (with the highest average high temperature) is July (17.7°C).
The month with the lowest average high temperature is January (5.3°C).
The month with the highest average low temperature is August (10.3°C).
The coldest months (with the lowest average low temperature) are January and February (0.9°C).
Average pressure
Alltmawr, United Kingdom
- Average pressure in January:
1013.4mbar - Average pressure in February:
1012.8mbar - Average pressure in March:
1015mbar - Average pressure in April:
1015.3mbar - Average pressure in May:
1016.5mbar - Average pressure in June:
1015.7mbar
- Average pressure in July:
1014.7mbar - Average pressure in August:
1014.1mbar - Average pressure in September:
1016.3mbar - Average pressure in October:
1014.2mbar - Average pressure in November:
1009.6mbar - Average pressure in December:
1013.2mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1009.6mbar).
Average wind speed
Alltmawr, United Kingdom
- Average wind speed in January:
18.1km/h - Average wind speed in February:
19km/h - Average wind speed in March:
17.2km/h - Average wind speed in April:
14.1km/h - Average wind speed in May:
14.1km/h - Average wind speed in June:
12.7km/h
- Average wind speed in July:
12.8km/h - Average wind speed in August:
13.6km/h - Average wind speed in September:
13.3km/h - Average wind speed in October:
15.3km/h - Average wind speed in November:
16.6km/h - Average wind speed in December:
18.6km/h
The windiest month (with the highest average wind speed) is February (19km/h).
The calmest month (with the lowest average wind speed) is June (12.7km/h).
Average humidity
Alltmawr, United Kingdom
The months with the highest relative humidity are January, November and December (92%).
The months with the lowest relative humidity are April and May (85%).
Average rainfall
Alltmawr, United Kingdom
The wettest month (with the highest rainfall) is November (52mm).
The driest month (with the least rainfall) is September (27mm).
Average rainfall days
Alltmawr, United Kingdom
- Average rainfall days in January:
16.1 days - Average rainfall days in February:
13.7 days - Average rainfall days in March:
14.8 days - Average rainfall days in April:
14.6 days - Average rainfall days in May:
14.8 days - Average rainfall days in June:
16.9 days
- Average rainfall days in July:
18.7 days - Average rainfall days in August:
17.1 days - Average rainfall days in September:
13.7 days - Average rainfall days in October:
15.6 days - Average rainfall days in November:
18.7 days - Average rainfall days in December:
17.4 days
The months with the highest number of rainy days are July and November (18.7 days).
The months with the least rainy days are February and September (13.7 days).
Average snowfall
Alltmawr, United Kingdom
The month with the highest snowfall is February (30mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days
Alltmawr, United Kingdom
- Average snowfall days in January:
4.8 days - Average snowfall days in February:
5 days - Average snowfall days in March:
2.8 days - Average snowfall days in April:
0.6 days - Average snowfall days in May:
0.1 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:
0.1 days - Average snowfall days in November:
1 days - Average snowfall days in December:
2.7 days
The month with the highest number of snowfall days is February (5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Alltmawr, 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:
3h and 1min - Average sunshine in February:
3h and 1min - Average sunshine in March:
4h and 5min - Average sunshine in April:
6h and 1min - Average sunshine in May:
6h and 2min - Average sunshine in June:
6h and 0min
- Average sunshine in July:
6h and 2min - Average sunshine in August:
5h and 4min - Average sunshine in September:
5h and 2min - Average sunshine in October:
3h and 3min - Average sunshine in November:
2h and 5min - Average sunshine in December:
3h and 1min
The month with the most sunshine is May (Average sunshine: 6h and 24min).
The month with the least sunshine is November (Average sunshine: 2h and 54min).
Average sunshine days
Alltmawr, United Kingdom
- Average sunshine days in January:
9.7 days - Average sunshine days in February:
9.2 days - Average sunshine days in March:
11.4 days - Average sunshine days in April:
12.5 days - Average sunshine days in May:
11.7 days - Average sunshine days in June:
9.1 days
- Average sunshine days in July:
8.2 days - Average sunshine days in August:
8.1 days - Average sunshine days in September:
11 days - Average sunshine days in October:
10.1 days - Average sunshine days in November:
7.2 days - Average sunshine days in December:
9.5 days
The month with the most sunshine days is April (12.5 days).
The month with the least sunshine days is November (7.2 days).
Average UV index
Alltmawr, United Kingdom
The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
Alltmawr, United Kingdom
The month with the most cloud cover is November (Cloud cover 73).
The months with the least cloud cover are April and May (Cloud cover 60).
Average visibility
Alltmawr, United Kingdom
The months with the highest visibility are January, February, March, April, May, June, July and December (8km).
The months with the lowest visibility are August, September, October and November (7km).
