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
May
Weather in May
Temperature
A minor adjustment in Llantrisant's average high-temperature is noted with the start of May, touching a refreshing 14.3°C (57.7°F) from April's 12.1°C (53.8°F). During May, Llantrisant consistently records a temperature low averaging a frosty 7.3°C (45.1°F).Humidity
April and May, with an average relative humidity of 83%, are the least humid months.Rainfall
In Llantrisant, in May, during 15.2 rainfall days, 35mm (1.38") of precipitation is typically accumulated. Throughout the year, in Llantrisant, there are 186.6 rainfall days, and 567mm (22.32") of precipitation is accumulated.Snowfall
May through October are months without snowfall in Llantrisant.Daylight
In Llantrisant, the average length of the day in May is 15h and 38min.On the first day of the month, sunrise is at 5:43 am and sunset at 8:37 pm. On the last day of May, sunrise is at 5:01 am and sunset at 9:20 pm BST.
Sunshine
The average sunshine in May is 7.9h.UV index
The months with the highest UV index are May through September, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: An average UV index of 4 in May transforms into this advice:
Guard yourself - Avoiding sunburn is suggested. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Llantrisant in May?
What are the least humid months in Llantrisant?
What is the average humidity in May in Llantrisant?
How many days does it rain in May in Llantrisant?
When it does not snow in Llantrisant?
Does it snow in Llantrisant in May?
How many hours of daylight does Llantrisant have in May?
What time are sunrise and sunset in May in Llantrisant?
How long on average sun shines in May in Llantrisant?
When is the highest UV index in Llantrisant?
How high is the UV index in May in Llantrisant?
Average temperature in May
Llantrisant, United Kingdom
- Average high temperature in May: 14.3°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 (6.8°C).
- Average low temperature in May: 7.3°C
The month with the highest average low temperature is August (12.3°C).
The coldest months (with the lowest average low temperature) are January and February (2.8°C).
Average pressure in May
Llantrisant, United Kingdom
- Average pressure in May: 1016.6mbar
The months with the highest atmospheric pressure are May and September (1016.6mbar).
The month with the lowest atmospheric pressure is November (1009.9mbar).
Average wind speed in May
Llantrisant, United Kingdom
- Average wind speed in May: 14.7km/h
The windiest month (with the highest average wind speed) is February (20.7km/h).
The calmest months (with the lowest average wind speed) are June and July (13.9km/h).
Average humidity in May
Llantrisant, United Kingdom
- Average humidity in May: 83%
The months with the highest relative humidity are January, November and December (88%).
The months with the lowest relative humidity are April and May (83%).
Average rainfall in May
Llantrisant, United Kingdom
- Average rainfall in May: 35mm
The wettest month (with the highest rainfall) is November (72mm).
The driest month (with the least rainfall) is September (31mm).
Average rainfall days in May
Llantrisant, United Kingdom
- Average rainfall days in May: 15.2 days
The month with the highest number of rainy days is November (18.8 days).
The month with the least rainy days is February (13.3 days).
Average snowfall in May
Llantrisant, United Kingdom
- Average snowfall in May: 0mm
The month with the highest snowfall is February (24mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in May
Llantrisant, United Kingdom
- Average snowfall days in May: 0 days
The months with the highest number of snowfall days are January and February (2.3 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
Llantrisant, 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 48min).
Average sunshine days in May
Llantrisant, United Kingdom
- Average sunshine days in May: 13.3 days
The month with the most sunshine days is March (13.9 days).
The month with the least sunshine days is November (8.1 days).
Average UV index in May
Llantrisant, 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, March, November and December (UV index 2).
Average cloud cover in May
Llantrisant, United Kingdom
- Average cloud cover in May: 49
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 49).
Average visibility in May
Llantrisant, 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).
