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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, like December, is another chilly winter month in Caerphilly, United Kingdom, with an average temperature ranging between min 3.3°C (37.9°F) and max 7.2°C (45°F). Caerphilly notes the coldest temperatures in January, with a high average of 7.2°C (45°F) and a low of 3.3°C (37.9°F). Weather in January »
Weather in February
February, the last month of the winter in Caerphilly, is also a frosty month, with temperature in the range of an average high of 7.4°C (45.3°F) and an average low of 3.3°C (37.9°F). Caerphilly's average high-temperature in February sits at a still frosty 7.4°C (45.3°F), showing little difference from the previous month. Weather in February »
Weather in March
March, the first month of the spring in Caerphilly, is also a frosty month, with temperature in the range of an average low of 3.7°C (38.7°F) and an average high of 9.6°C (49.3°F). Upon the onset of March, Caerphilly witnesses an average high-temperature of a still chilly 9.6°C (49.3°F), showing a close resemblance to the prior month. Weather in March »
Weather in April
April in Caerphilly, United Kingdom, is a cool spring month, with an average temperature varying between 12.3°C (54.1°F) and 5.4°C (41.7°F). In April, Caerphilly notes an average high-temperature of a cool 12.3°C (54.1°F), hardly different from the preceding month. Weather in April »
Weather in May
The last month of the spring, May, is a refreshing month in Caerphilly, United Kingdom, with an average temperature ranging between min 7.8°C (46°F) and max 14.6°C (58.3°F). May's onset records an average high-temperature of a mild 14.6°C (58.3°F), a near match to April's 12.3°C (54.1°F). Weather in May »
Weather in June
The first month of the summer, June, is a refreshing month in Caerphilly, United Kingdom, with an average temperature varying between 17°C (62.6°F) and 10.6°C (51.1°F). During June, Caerphilly records an average high-temperature of an enjoyable 17°C (62.6°F), marking a slight divergence from May's 14.6°C (58.3°F). Weather in June »
Weather in July
July, the same as June, is another comfortable summer month in Caerphilly, 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). July, on average, is the warmest month, registering a high temperature of 18.9°C (66°F) and a low of 12.5°C (54.5°F). Weather in July »
Weather in August
August, the last month of the summer in Caerphilly, is another refreshing month, with an average temperature varying between 18.4°C (65.1°F) and 12.5°C (54.5°F). August's onset sees an average high-temperature of a still refreshing 18.4°C (65.1°F), exhibiting a slight fluctuation from the previous month. Weather in August »
Weather in September
September, the first month of the autumn in Caerphilly, is still a comfortable month, with an average temperature ranging between min 10.7°C (51.3°F) and max 16.7°C (62.1°F). Caerphilly's September showcases an average high-temperature of a still comfortable 16.7°C (62.1°F), hardly distinct from August's 18.4°C (65.1°F). Weather in September »
Weather in October
October, the same as September, in Caerphilly, United Kingdom, is another mild autumn month, with an average temperature varying between 13.8°C (56.8°F) and 9°C (48.2°F). October begins with an average high-temperature of a still refreshing 13.8°C (56.8°F), reflecting close similarity to the preceding month. Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Caerphilly, United Kingdom, with an average temperature fluctuating between 10°C (50°F) and 6.5°C (43.7°F). The shift from October to November includes a small decrease in the average high-temperature, from a mild 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 also a frosty month in Caerphilly, United Kingdom, with an average temperature fluctuating between 4.5°C (40.1°F) and 8.1°C (46.6°F). The start of December sees the average high-temperature at a frosty 8.1°C (46.6°F), showing little difference from November's 10°C (50°F). Weather in December »
[Resources]Frequently asked questions
What month is the coldest in Caerphilly?
January is the month that records the lowest temperatures in Caerphilly, with averages ranging from a high of 7.2°C (45°F) to a low of 3.3°C (37.9°F).
What is the most humid month in Caerphilly?
January, November and December, with an average relative humidity of 87%, are most humid months in Caerphilly, United Kingdom.
How many days does it rain in Caerphilly?
Throughout the year, there are 155.7 rainfall days, and 409mm (16.1") of precipitation is accumulated.
When does it snow in Caerphilly?
Months with snowfall in Caerphilly are January through March, November and December.
What is the snowiest month in Caerphilly?
The months with the most snowfall are January and February, with an average 10mm (0.39") of accumulated snow.
How much does it snow in Caerphilly?
Throughout the year, there are 5.5 snowfall days, and 27mm (1.06") of snow is accumulated.
What are the months with the lowest UV index in Caerphilly?
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.
What are the least humid months in Caerphilly?
April and May, with an average relative humidity of 82%, are the least humid months in Caerphilly.
What is the driest month in Caerphilly?
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 Caerphilly?
In Caerphilly, United Kingdom, snow does not fall in April through October.
What is the month with the most sunshine in Caerphilly?
April, May and July, with an average of 8h of sunshine, are months with the most sunshine in Caerphilly.
What is the month with the highest UV index in Caerphilly?
The months with the highest UV index in Caerphilly, United Kingdom, are May through September, with an average maximum UV index of 4.
When are the longest days in Caerphilly?
With an average of 16h and 36min of daylight, June has the longest days of the year.
What is the warmest month in Caerphilly?
July tends to be the warmest month, with temperatures averaging a daily high of 18.9°C (66°F) and a low of 12.5°C (54.5°F).
When is Daylight Saving Time (DST) in Caerphilly?
On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time ends in Caerphilly, 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 wettest month in Caerphilly?
November is the month with the most rainfall in Caerphilly, United Kingdom. Rain falls for 15 days and accumulates 54mm (2.13") of precipitation.
What is the month with the least sunshine in Caerphilly?
The month with the least sunshine in Caerphilly, United Kingdom, is November, with an average of 3.9h of sunshine.
What is the month with the shortest days in Caerphilly?
December has the shortest days of the year in Caerphilly, United Kingdom, with an average of 7h and 54min of daylight.
Average temperature
Caerphilly, 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
Caerphilly, 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
Caerphilly, 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
Caerphilly, 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
Caerphilly, 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
Caerphilly, 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
Caerphilly, 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
Caerphilly, 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
Caerphilly, 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
Caerphilly, 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
Caerphilly, 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
Caerphilly, 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
Caerphilly, 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).
Caerphilly, United Kingdom
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