May weather forecast
Cwmcarvan, United Kingdom

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Weather in May

May, the last month of the spring in Cwmcarvan, is a moderate month, with an average temperature varying between 15.3°C (59.5°F) and 7.3°C (45.1°F).

Temperature

The arrival of May sees an average high-temperature of a mild 15.3°C (59.5°F), hardly diverging from April's 12.8°C (55°F). During May, the nighttime temperature in Cwmcarvan averages to a chilly 7.3°C (45.1°F).

Humidity

May and July, with an average relative humidity of 82%, are the least humid months in Cwmcarvan, United Kingdom.

Rainfall

In Cwmcarvan, in May, during 11.8 rainfall days, 19mm (0.75") of precipitation is typically accumulated. In Cwmcarvan, United Kingdom, during the entire year, the rain falls for 136.5 days and collects up to 268mm (10.55") of precipitation.

Snowfall

In Cwmcarvan, snow does not fall in April through November.

Daylight

In May, the average length of the day in Cwmcarvan is 15h and 40min.
On the first day of the month, sunrise is at 5:40 am and sunset at 8:35 pm. On the last day of May, in Cwmcarvan, sunrise is at 4:58 am and sunset at 9:19 pm BST.

Sunshine

The average sunshine in May is 7.8h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 4 in May interprets into the following recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Updated: Feb 8, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the usual temperature for Cwmcarvan in May?

Cwmcarvan in May has an average high-temperature of 15.3°C (59.5°F) and an average low-temperature of 7.3°C (45.1°F).

What is the least humid month in Cwmcarvan?

May and July, with an average relative humidity of 82%, are the least humid months in Cwmcarvan, United Kingdom.

What is the average humidity in May in Cwmcarvan?

In Cwmcarvan, the average relative humidity in May is 82%.

How much does it rain in Cwmcarvan in May?

In Cwmcarvan, United Kingdom, in May, it is raining for 11.8 days, with typically 19mm (0.75") of accumulated precipitation.

When it does not snow in Cwmcarvan?

April through November are months without snowfall.

What is the average length of the day in May in Cwmcarvan?

The average day length in May in Cwmcarvan is 15h and 40min.

What time are sunrise and sunset in May in Cwmcarvan?

On the first day of May in Cwmcarvan, sunrise is at 5:40 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 4:58 am and sunset at 9:19 pm BST.

How many hours of sunshine does Cwmcarvan have in May?

In Cwmcarvan, the average sunshine duration in May is 7.8h.

When is the highest UV index in Cwmcarvan?

May through September, with an average maximum UV index of 4, are months with the highest UV index in Cwmcarvan.

What is the UV index reading in May in Cwmcarvan?

The average daily maximum UV index in May in Cwmcarvan is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Cwmcarvan, United Kingdom

Average temperature in May - Cwmcarvan, United Kingdom
  • Average high temperature in May: 15.3°C

The warmest month (with the highest average high temperature) is July (20°C).
The month with the lowest average high temperature is January (6.9°C).

  • Average low temperature in May: 7.3°C

The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (2.5°C).

Average pressure in May
Cwmcarvan, United Kingdom

Average pressure in May - Cwmcarvan, United Kingdom
  • Average pressure in May: 1016.7mbar

The months with the highest atmospheric pressure are May and September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1010mbar).

Average wind speed in May
Cwmcarvan, United Kingdom

Average wind speed in May - Cwmcarvan, United Kingdom
  • Average wind speed in May: 13.9km/h

The windiest month (with the highest average wind speed) is February (19.1km/h).
The calmest month (with the lowest average wind speed) is July (13.2km/h).

Average humidity in May
Cwmcarvan, United Kingdom

Average humidity in May - Cwmcarvan, United Kingdom
  • Average humidity in May: 82%

The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are May and July (82%).

Average rainfall in May
Cwmcarvan, United Kingdom

Average rainfall in May - Cwmcarvan, United Kingdom
  • Average rainfall in May: 19mm

The wettest month (with the highest rainfall) is November (33mm).
The driest months (with the least rainfall) are January, April and September (16mm).

Average rainfall days in May
Cwmcarvan, United Kingdom

Average rainfall days in May - Cwmcarvan, United Kingdom
  • Average rainfall days in May: 11.8 days

The month with the highest number of rainy days is August (13.9 days).
The month with the least rainy days is December (9.2 days).

Average snowfall in May
Cwmcarvan, United Kingdom

Average snowfall in May - Cwmcarvan, United Kingdom
  • Average snowfall in May: 0mm

The month with the highest snowfall is February (12mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in May
Cwmcarvan, United Kingdom

Average snowfall days in May - Cwmcarvan, United Kingdom
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (2.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Cwmcarvan, United Kingdom

Average daylight in May / Average sunshine in May - Cwmcarvan, United Kingdom
  • Average daylight in May: 15h and 4min

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 May: 7h and 5min

The month with the most sunshine is July (Average sunshine: 8h and 0min).
The month with the least sunshine is November (Average sunshine: 3h and 54min).

Average sunshine days in May
Cwmcarvan, United Kingdom

Average sunshine days in May - Cwmcarvan, United Kingdom
  • Average sunshine days in May: 15.3 days

The month with the most sunshine days is December (19.5 days).
The month with the least sunshine days is July (12.8 days).

Average UV index in May
Cwmcarvan, United Kingdom

Average UV index in May - Cwmcarvan, United Kingdom
  • Average UV index in May: 4

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 in May
Cwmcarvan, United Kingdom

Average cloud cover in May - Cwmcarvan, United Kingdom
  • Average cloud cover in May: 50

The month with the most cloud cover is November (Cloud cover 61).
The month with the least cloud cover is April (Cloud cover 49).

Average visibility in May
Cwmcarvan, United Kingdom

Average visibility in May - Cwmcarvan, United Kingdom
  • Average visibility in May: 9km

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).

Cwmcarvan, United Kingdom

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