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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, is a frosty winter month in Llantwit Major, United Kingdom, with an average temperature fluctuating between 3.8°C (38.8°F) and 7.4°C (45.3°F). January, with average temperatures reaching a high of 7.4°C (45.3°F) and a low of 3.8°C (38.8°F), is the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is also a frosty month in Llantwit Major, United Kingdom, with temperature in the range of an average low of 3.8°C (38.8°F) and an average high of 7.7°C (45.9°F). The advent of February brings an average high-temperature of a still frosty 7.7°C (45.9°F), almost identical to the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Llantwit Major, is also a frosty month, with an average temperature ranging between min 4.2°C (39.6°F) and max 9.8°C (49.6°F). The transition into March marks the average high-temperature at a still chilly 9.8°C (49.6°F), differing minimally from February's 7.7°C (45.9°F). Weather in March »
Weather in April
April in Llantwit Major, United Kingdom, is a fresh spring month, with temperature in the range of an average high of 12.4°C (54.3°F) and an average low of 5.8°C (42.4°F). Entering April, the average high-temperature is recorded at a cool 12.4°C (54.3°F), exhibiting a minimal shift from March's 9.8°C (49.6°F). Weather in April »
Weather in May
May, the last month of the spring in Llantwit Major, is a moderate month, with an average temperature varying between 8.2°C (46.8°F) and 14.7°C (58.5°F). May commences with an average high-temperature of a mild 14.7°C (58.5°F), showing little deviation from April's 12.4°C (54.3°F). Weather in May »
Weather in June
June, the first month of the summer in Llantwit Major, is an enjoyable month, with an average temperature varying between 10.7°C (51.3°F) and 17.2°C (63°F). Llantwit Major's June reports an average high-temperature of a comfortable 17.2°C (63°F), exhibiting a minor difference from May. Weather in June »
Weather in July
July, like June, in Llantwit Major, United Kingdom, is another enjoyable summer month, with an average temperature varying between 12.8°C (55°F) and 18.8°C (65.8°F). In Llantwit Major, the highest average temperatures are observed in July, with a high of 18.8°C (65.8°F) and a low of 12.8°C (55°F). Weather in July »
Weather in August
The last month of the summer, August, is another comfortable month in Llantwit Major, United Kingdom, with an average temperature fluctuating between 18.5°C (65.3°F) and 12.8°C (55°F). August's climate shows a minor adjustment in average high-temperatures to a still enjoyable 18.5°C (65.3°F) from July's 18.8°C (65.8°F). Weather in August »
Weather in September
The first month of the autumn, September, is still a refreshing month in Llantwit Major, United Kingdom, with an average temperature fluctuating between 11.1°C (52°F) and 16.9°C (62.4°F). Llantwit Major starts September with an average high-temperature of a still comfortable 16.9°C (62.4°F), a minor shift from August's 18.5°C (65.3°F). Weather in September »
Weather in October
October, like September, is another mild autumn month in Llantwit Major, United Kingdom, with an average temperature ranging between max 14°C (57.2°F) and min 9.6°C (49.3°F). October's advent notes a subtle adjustment in average high-temperature to a still refreshing 14°C (57.2°F) from September. Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Llantwit Major, United Kingdom, with an average temperature varying between 6.7°C (44.1°F) and 10.3°C (50.5°F). Llantwit Major records a mild change in average high-temperature during November, easing from a refreshing 14°C (57.2°F) in October to a cool 10.3°C (50.5°F). Weather in November »
Weather in December
The first month of the winter, December, is still a chilly month in Llantwit Major, United Kingdom, with an average temperature fluctuating between 8.5°C (47.3°F) and 5.1°C (41.2°F). December's advent presents an average high-temperature of a frosty 8.5°C (47.3°F), indicating a slight variation from the conditions of the previous 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 Llantwit Major?
January, with an average high of 7.4°C (45.3°F) and a low of 3.8°C (38.8°F), signifies the coldest month of the year in Llantwit Major, United Kingdom.
What is the most humid month in Llantwit Major?
January, November and December, with an average relative humidity of 86%, are most humid months in Llantwit Major, United Kingdom.
How much does it rain in Llantwit Major?
In Llantwit Major, during the entire year, the rain falls for 177.9 days and collects up to 579mm (22.8") of precipitation.
When does it snow in Llantwit Major?
Months with snowfall in Llantwit Major, United Kingdom, are January through March, November and December.
What is the snowiest month in Llantwit Major?
The month with the most snowfall is January, when snow falls for 1.1 days and typically aggregates up to 10mm (0.39") of snow.
How many days does it snow in Llantwit Major?
In Llantwit Major, United Kingdom, during the entire year, snow falls for 3.6 days and aggregates up to 30mm (1.18") of snow.
What is the month with the lowest UV index in Llantwit Major?
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.
What is the least humid month in Llantwit Major?
April is the least humid month, with an average relative humidity of 81%.
What is the driest month in Llantwit Major?
April is the month with the least rainfall. Rain falls for 13.5 days and accumulates 31mm (1.22") of precipitation.
When it does not snow in Llantwit Major?
In Llantwit Major, United Kingdom, snow does not fall in April through October.
What month has the most sunshine in Llantwit Major?
The month with the most sunshine in Llantwit Major, United Kingdom, is May, with an average of 8.2h of sunshine.
When is the highest UV index in Llantwit Major?
May through September, with an average maximum UV index of 4, are months with the highest UV index in Llantwit Major.
When are the longest days in Llantwit Major?
With an average of 16h and 30min of daylight, June has the longest days of the year in Llantwit Major, United Kingdom.
What are the warmest months in Llantwit Major?
Llantwit Major, United Kingdom, experiences its highest temperatures in July, with an average peak of 18.8°C (65.8°F) and a low of 12.8°C (55°F).
When is Daylight Saving Time (DST) in Llantwit Major?
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 Llantwit Major?
November is the month with the most rainfall. Rain falls for 16.7 days and accumulates 72mm (2.83") of precipitation.
What is the month with the least sunshine in Llantwit Major?
November has the least sunshine of the year, with an average of 3.9h of sunshine.
What is the month with the shortest days in Llantwit Major?
With an average of 7h and 54min of daylight, December has the shortest days of the year in Llantwit Major, United Kingdom.
Average temperature
Llantwit Major, United Kingdom
The warmest month (with the highest average high temperature) is July (18.8°C).
The month with the lowest average high temperature is January (7.4°C).
The months with the highest average low temperature are July and August (12.8°C).
The coldest months (with the lowest average low temperature) are January and February (3.8°C).
Average pressure
Llantwit Major, United Kingdom
- Average pressure in January:
1014mbar - Average pressure in February:
1013.5mbar - Average pressure in March:
1015.3mbar - Average pressure in April:
1015.4mbar - Average pressure in May:
1016.8mbar - Average pressure in June:
1016mbar
- Average pressure in July:
1015.3mbar - Average pressure in August:
1014.7mbar - Average pressure in September:
1016.8mbar - Average pressure in October:
1014.6mbar - Average pressure in November:
1010mbar - Average pressure in December:
1014.1mbar
The months with the highest atmospheric pressure are May and September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1010mbar).
Average wind speed
Llantwit Major, United Kingdom
- Average wind speed in January:
21.5km/h - Average wind speed in February:
22.2km/h - Average wind speed in March:
19.8km/h - Average wind speed in April:
16.2km/h - Average wind speed in May:
15.8km/h - Average wind speed in June:
15km/h
- Average wind speed in July:
15.1km/h - Average wind speed in August:
15.8km/h - Average wind speed in September:
16.1km/h - Average wind speed in October:
18.5km/h - Average wind speed in November:
20.8km/h - Average wind speed in December:
22km/h
The windiest month (with the highest average wind speed) is February (22.2km/h).
The calmest month (with the lowest average wind speed) is June (15km/h).
Average humidity
Llantwit Major, United Kingdom
The months with the highest relative humidity are January, November and December (86%).
The month with the lowest relative humidity is April (81%).
Average rainfall
Llantwit Major, United Kingdom
The wettest month (with the highest rainfall) is November (72mm).
The driest month (with the least rainfall) is April (31mm).
Average rainfall days
Llantwit Major, United Kingdom
- Average rainfall days in January:
15.5 days - Average rainfall days in February:
12.6 days - Average rainfall days in March:
14.2 days - Average rainfall days in April:
13.5 days - Average rainfall days in May:
14.5 days - Average rainfall days in June:
16 days
- Average rainfall days in July:
17.2 days - Average rainfall days in August:
16.6 days - Average rainfall days in September:
12.5 days - Average rainfall days in October:
13.8 days - Average rainfall days in November:
16.7 days - Average rainfall days in December:
14.8 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is September (12.5 days).
Average snowfall
Llantwit Major, United Kingdom
The month with the highest snowfall is January (10mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days
Llantwit Major, United Kingdom
- Average snowfall days in January:
1.1 days - Average snowfall days in February:
1.1 days - Average snowfall days in March:
0.4 days - Average snowfall days in April:
0 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:
0.2 days - Average snowfall days in December:
0.8 days
The months with the highest number of snowfall days are January and February (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Llantwit Major, United Kingdom
- Average daylight in January:
8h and 3min - 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 3min
- Average daylight in July:
16h and 1min - 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:
8h and 5min - Average daylight in December:
7h and 5min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in January:
4h and 0min - Average sunshine in February:
4h and 0min - Average sunshine in March:
5h and 5min - Average sunshine in April:
8h and 0min - Average sunshine in May:
8h and 1min - Average sunshine in June:
7h and 4min
- Average sunshine in July:
8h and 0min - Average sunshine in August:
7h and 2min - 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:
4h and 0min
The month with the most sunshine is May (Average sunshine: 8h and 12min).
The month with the least sunshine is November (Average sunshine: 3h and 54min).
Average sunshine days
Llantwit Major, United Kingdom
- Average sunshine days in January:
13.4 days - Average sunshine days in February:
12.8 days - Average sunshine days in March:
14.5 days - Average sunshine days in April:
14.2 days - Average sunshine days in May:
14.2 days - Average sunshine days in June:
11 days
- Average sunshine days in July:
10.5 days - Average sunshine days in August:
11.9 days - Average sunshine days in September:
15.7 days - Average sunshine days in October:
13.6 days - Average sunshine days in November:
11.5 days - Average sunshine days in December:
14.4 days
The month with the most sunshine days is September (15.7 days).
The month with the least sunshine days is July (10.5 days).
Average UV index
Llantwit Major, 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, March, November and December (UV index 2).
Average cloud cover
Llantwit Major, United Kingdom
The month with the most cloud cover is November (Cloud cover 62).
The months with the least cloud cover are April and May (Cloud cover 47).
Average visibility
Llantwit Major, 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).
