Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
As Llantarnam, United Kingdom, transitions from April to May, the average high-temperatures adjust to a moderate 14.5°C (58.1°F), nearly the same as the previous 12.2°C (54°F). Llantarnam anticipates an average minimum temperature of 8.3°C (46.9°F) in the month of May.Humidity
March through May, with an average relative humidity of 82%, are the least humid months.Rainfall
In Llantarnam, during May, the rain falls for 14.5 days and regularly aggregates up to 30mm (1.18") of precipitation. Throughout the year, there are 184.4 rainfall days, and 507mm (19.96") of precipitation is accumulated.Snowfall
In Llantarnam, United Kingdom, snow does not fall in April through October.Daylight
In May, the average length of the day in Llantarnam is 15h and 39min.On the first day of the month, sunrise is at 5:42 am and sunset at 8:36 pm. On the last day of May, sunrise is at 5:00 am and sunset at 9:19 pm BST.
Sunshine
The average sunshine in May is 8.1h.UV index
May through September, with an average maximum UV index of 4, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: An average UV index of 4 in May transforms into this advice:
Take precautions - Protection against sunburn is recommended. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Frequently asked questions
What is the usual temperature for Llantarnam in May?
What is the least humid month in Llantarnam?
What is the average humidity in May in Llantarnam?
How much does it rain in Llantarnam in May?
When it does not snow in Llantarnam?
How many hours of daylight does Llantarnam have in May?
When is the sunrise / sunset in May in Llantarnam?
How many hours of sunshine does Llantarnam have in May?
What are the months with the highest UV index in Llantarnam?
What is the UV index reading in May in Llantarnam?
Average temperature in May
Llantarnam, United Kingdom
- Average high temperature in May: 14.5°C
The warmest month (with the highest average high temperature) is July (18.9°C).
The month with the lowest average high temperature is January (7.3°C).
- Average low temperature in May: 8.3°C
The month with the highest average low temperature is August (13.2°C).
The coldest month (with the lowest average low temperature) is February (3.6°C).
Average pressure in May
Llantarnam, 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 (1009.9mbar).
Average wind speed in May
Llantarnam, United Kingdom
- Average wind speed in May: 15.6km/h
The windiest month (with the highest average wind speed) is February (22km/h).
The calmest months (with the lowest average wind speed) are June and July (14.9km/h).
Average humidity in May
Llantarnam, United Kingdom
- Average humidity in May: 82%
The months with the highest relative humidity are January, November and December (86%).
The months with the lowest relative humidity are March, April and May (82%).
Average rainfall in May
Llantarnam, United Kingdom
- Average rainfall in May: 30mm
The wettest month (with the highest rainfall) is November (64mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in May
Llantarnam, United Kingdom
- Average rainfall days in May: 14.5 days
The month with the highest number of rainy days is November (18.8 days).
The month with the least rainy days is April (12.7 days).
Average snowfall in May
Llantarnam, United Kingdom
- Average snowfall in May: 0mm
The month with the highest snowfall is January (6mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Llantarnam, United Kingdom
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (1.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Llantarnam, 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: 8h and 1min
The month with the most sunshine is July (Average sunshine: 8h and 12min).
The month with the least sunshine is November (Average sunshine: 4h and 0min).
Average sunshine days in May
Llantarnam, United Kingdom
- Average sunshine days in May: 14.1 days
The month with the most sunshine days is April (14.7 days).
The month with the least sunshine days is November (8 days).
Average UV index in May
Llantarnam, 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
Llantarnam, United Kingdom
- Average cloud cover in May: 47
The month with the most cloud cover is November (Cloud cover 60).
The months with the least cloud cover are April and May (Cloud cover 47).
Average visibility in May
Llantarnam, 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).
Llantarnam, United Kingdom
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