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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, the same as December, in Nantgarw, United Kingdom, is a frosty winter month, with an average temperature varying between 3.3°C (37.9°F) and 7.2°C (45°F). The month of January, characterized by an average high of 7.2°C (45°F) and a low of 3.3°C (37.9°F), is recognized as the coldest. Weather in January »
Weather in February
February, the last month of the winter in Nantgarw, is another chilly month, with an average temperature varying between 7.4°C (45.3°F) and 3.3°C (37.9°F). As February unfolds, the average high-temperature reaches a still chilly 7.4°C (45.3°F), hinting at a slight fluctuation from the previous month. Weather in February »
Weather in March
The first month of the spring, March, is still a chilly month in Nantgarw, United Kingdom, with an average temperature ranging between min 3.7°C (38.7°F) and max 9.6°C (49.3°F). March's advent presents an average high-temperature of a still chilly 9.6°C (49.3°F), indicating a slight variation from the conditions of the previous month. Weather in March »
Weather in April
April in Nantgarw, United Kingdom, is a cool spring month, with temperature in the range of an average low of 5.4°C (41.7°F) and an average high of 12.3°C (54.1°F). With the onset of April, a modest change to a fresh 12.3°C (54.1°F) from March's 9.6°C (49.3°F) is noted in high-temperature. Weather in April »
Weather in May
May, the last month of the spring in Nantgarw, is a moderate month, with an average temperature ranging between min 7.8°C (46°F) and max 14.6°C (58.3°F). The average high-temperature during May registers at a moderate 14.6°C (58.3°F), closely corresponding to the preceding month. Weather in May »
Weather in June
June, the first month of the summer in Nantgarw, is a comfortable month, with temperature in the range of an average low of 10.6°C (51.1°F) and an average high of 17°C (62.6°F). Nantgarw, United Kingdom, notes an average high-temperature of a still refreshing 17°C (62.6°F) in June, hardly diverging from May. Weather in June »
Weather in July
July, the same as June, is another refreshing summer month in Nantgarw, United Kingdom, with temperature in the range of an average low of 12.5°C (54.5°F) and an average high of 18.9°C (66°F). The month of July sees the highest average temperatures, reaching 18.9°C (66°F) at the peak and 12.5°C (54.5°F) at the low. Weather in July »
Weather in August
August, the last month of the summer in Nantgarw, is also an enjoyable month, with an average temperature varying between 18.4°C (65.1°F) and 12.5°C (54.5°F). August's advent denotes a minor fluctuation in the average high-temperature to a still refreshing 18.4°C (65.1°F) from July's 18.9°C (66°F). Weather in August »
Weather in September
September, the first month of the autumn in Nantgarw, is also an enjoyable month, with an average temperature fluctuating between 16.7°C (62.1°F) and 10.7°C (51.3°F). Welcoming September, Nantgarw notes an average high-temperature of a still comfortable 16.7°C (62.1°F), nearly consistent with August's 18.4°C (65.1°F). Weather in September »
Weather in October
October, the same as September, in Nantgarw, United Kingdom, is a moderate autumn month, with temperature in the range of an average low of 9°C (48.2°F) and an average high of 13.8°C (56.8°F). With October's arrival, Nantgarw notes an average high-temperature of a mild 13.8°C (56.8°F), closely following the trend of the preceding month. Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Nantgarw, United Kingdom, with an average temperature varying between 10°C (50°F) and 6.5°C (43.7°F). Nantgarw observes a small decrease in the average high-temperature with the arrival of November, falling from October's moderate 13.8°C (56.8°F) to a fresh 10°C (50°F). Weather in November »
Weather in December
The first month of the winter, December, is still a chilly month in Nantgarw, United Kingdom, with temperature in the range of an average high of 8.1°C (46.6°F) and an average low of 4.5°C (40.1°F). The onset of December brings with it an average high-temperature of a chilly 8.1°C (46.6°F), showing a negligible variation from the month before. 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 is the coldest month in Nantgarw?
January is the month when Nantgarw, United Kingdom, experiences its coldest temperatures, averaging a high of 7.2°C (45°F) and a low of 3.3°C (37.9°F).
What is the most humid month in Nantgarw?
The months with the highest humidity are January, November and December, with an average relative humidity of 87%.
How much does it rain in Nantgarw?
In Nantgarw, during the entire year, the rain falls for 155.7 days and collects up to 409mm (16.1") of precipitation.
When does it snow in Nantgarw?
January through March, November and December are months with snowfall in Nantgarw, United Kingdom.
When does it snow the most in Nantgarw?
The months with the most snowfall in Nantgarw, United Kingdom, are January and February, with an average 10mm (0.39") of accumulated snow.
How much does it snow in Nantgarw?
Throughout the year, in Nantgarw, there are 5.5 snowfall days, and 27mm (1.06") of snow is accumulated.
What are the months with the lowest UV index in Nantgarw?
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 Nantgarw?
April and May, with an average relative humidity of 82%, are the least humid months in Nantgarw.
What is the driest month in Nantgarw?
The month with the least rainfall is April, when the rain falls for 13 days and typically collects 23mm (0.91") of precipitation.
When it does not snow in Nantgarw?
April through October are months without snowfall.
What is the month with the most sunshine in Nantgarw?
April, May and July, with an average of 8h of sunshine, are months with the most sunshine.
When is the highest UV index in Nantgarw?
May through September, with an average maximum UV index of 4, are months with the highest UV index.
When are the longest days in Nantgarw?
The month with the longest days is June, with an average of 16h and 36min of daylight.
What is the hottest time of year in Nantgarw?
July, marked by an average high-temperature of 18.9°C (66°F) and a low-temperature of 12.5°C (54.5°F), is the warmest month.
When is Daylight Saving Time (DST) in Nantgarw?
On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time ends in Nantgarw, United Kingdom, 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 Nantgarw?
The month with the most rainfall in Nantgarw is November, when the rain falls for 15 days and typically aggregates up to 54mm (2.13") of precipitation.
What is the month with the least sunshine in Nantgarw?
The month with the least sunshine in Nantgarw is November, with an average of 3.9h of sunshine.
What is the month with the shortest days in Nantgarw?
December has the shortest days of the year in Nantgarw, with an average of 7h and 54min of daylight.
Average temperature
Nantgarw, United Kingdom
The warmest month (with the highest average high temperature) is July (18.9°C).
The month with the lowest average high temperature is January (7.2°C).
The months with the highest average low temperature are July and August (12.5°C).
The coldest months (with the lowest average low temperature) are January and February (3.3°C).
Average pressure
Nantgarw, United Kingdom
- Average pressure in January:
1013.9mbar - Average pressure in February:
1013.3mbar - Average pressure in March:
1015.3mbar - Average pressure in April:
1015.4mbar - Average pressure in May:
1016.7mbar - Average pressure in June:
1015.9mbar
- Average pressure in July:
1015.2mbar - Average pressure in August:
1014.6mbar - Average pressure in September:
1016.7mbar - Average pressure in October:
1014.5mbar - Average pressure in November:
1009.9mbar - Average pressure in December:
1013.9mbar
The months with the highest atmospheric pressure are May and September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1009.9mbar).
Average wind speed
Nantgarw, United Kingdom
- Average wind speed in January:
20.8km/h - Average wind speed in February:
21.5km/h - Average wind speed in March:
19.2km/h - Average wind speed in April:
15.7km/h - Average wind speed in May:
15.4km/h - Average wind speed in June:
14.6km/h
- Average wind speed in July:
14.6km/h - Average wind speed in August:
15.4km/h - Average wind speed in September:
15.6km/h - Average wind speed in October:
17.7km/h - Average wind speed in November:
19.9km/h - Average wind speed in December:
21.1km/h
The windiest month (with the highest average wind speed) is February (21.5km/h).
The calmest months (with the lowest average wind speed) are June and July (14.6km/h).
Average humidity
Nantgarw, United Kingdom
The months with the highest relative humidity are January, November and December (87%).
The months with the lowest relative humidity are April and May (82%).
Average rainfall
Nantgarw, United Kingdom
The wettest month (with the highest rainfall) is November (54mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days
Nantgarw, United Kingdom
- Average rainfall days in January:
12.6 days - Average rainfall days in February:
10.3 days - Average rainfall days in March:
11.4 days - Average rainfall days in April:
13 days - Average rainfall days in May:
13.6 days - Average rainfall days in June:
14.5 days
- Average rainfall days in July:
15.8 days - Average rainfall days in August:
13.8 days - Average rainfall days in September:
10.8 days - Average rainfall days in October:
12 days - Average rainfall days in November:
15 days - Average rainfall days in December:
12.9 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (10.3 days).
Average snowfall
Nantgarw, United Kingdom
The months with the highest snowfall are January and February (10mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days
Nantgarw, United Kingdom
- Average snowfall days in January:
2 days - Average snowfall days in February:
2 days - Average snowfall days in March:
0.5 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:
0.3 days - Average snowfall days in December:
0.7 days
The months with the highest number of snowfall days are January and February (2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Nantgarw, 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 36min).
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 0min - Average sunshine in June:
7h and 4min
- Average sunshine in July:
8h and 0min - Average sunshine in August:
7h and 3min - Average sunshine in September:
7h and 1min - Average sunshine in October:
4h and 2min - Average sunshine in November:
3h and 5min - Average sunshine in December:
4h and 1min
The months with the most sunshine are April, May and July (Average sunshine: 8h and 0min).
The month with the least sunshine is November (Average sunshine: 3h and 54min).
Average sunshine days
Nantgarw, United Kingdom
- Average sunshine days in January:
13.3 days - Average sunshine days in February:
13.2 days - Average sunshine days in March:
16.3 days - Average sunshine days in April:
14.7 days - Average sunshine days in May:
13.8 days - Average sunshine days in June:
11.8 days
- Average sunshine days in July:
12.3 days - Average sunshine days in August:
13.6 days - Average sunshine days in September:
16.6 days - Average sunshine days in October:
15.5 days - Average sunshine days in November:
12.9 days - Average sunshine days in December:
15.3 days
The month with the most sunshine days is September (16.6 days).
The month with the least sunshine days is June (11.8 days).
Average UV index
Nantgarw, 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
Nantgarw, United Kingdom
The month with the most cloud cover is November (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 47).
Average visibility
Nantgarw, 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).
