May weather forecastTrelech, United Kingdom
May
Weather in May
May, the last month of the spring in Trelech, is a moderate month, with temperature in the range of an average low of 7.9°C (46.2°F) and an average high of 14.1°C (57.4°F).Temperature
May's weather records an average high-temperature of a moderate 14.1°C (57.4°F), showing little deviation from April. Trelech experiences a nighttime temperature average of 7.9°C (46.2°F) during May.Humidity
The months with the lowest humidity in Trelech, United Kingdom, are April and May, with an average relative humidity of 82%.Rainfall
May is the month with the least rainfall. Rain falls for 15.2 days and accumulates 24mm (0.94") of precipitation.Snowfall
March through October are months without snowfall.Daylight
The average length of the day in May is 15h and 42min.On the first day of the month, sunrise is at 5:47 am and sunset at 8:43 pm. On the last day of May, in Trelech, sunrise is at 5:04 am and sunset at 9:27 pm BST.
Sunshine
With an average of 8h of sunshine, May has the most sunshine of the year in Trelech, United Kingdom.UV index
May through September, with an average maximum UV index of 4, are months with the highest UV index in Trelech. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In May, the average maximum UV index of 4 translates into the following recommendations:
Be vigilant - Preventing sunburn is recommended. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Trelech, United Kingdom
- Average high temperature in May: 14.1°C
The warmest month (with the highest average high temperature) is July (17.9°C).
The month with the lowest average high temperature is February (7.6°C).
- Average low temperature in May: 7.9°C
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is February (3.9°C).
Average pressure in May
Trelech, 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 (1009.6mbar).
Average wind speed in May
Trelech, United Kingdom
- Average wind speed in May: 15.2km/h
The windiest month (with the highest average wind speed) is December (22.3km/h).
The calmest month (with the lowest average wind speed) is June (14.5km/h).
Average humidity in May
Trelech, United Kingdom
- Average humidity in May: 82%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and May (82%).
Average rainfall in May
Trelech, United Kingdom
- Average rainfall in May: 24mm
The wettest month (with the highest rainfall) is November (60mm).
The driest month (with the least rainfall) is May (24mm).
Average rainfall days in May
Trelech, United Kingdom
- Average rainfall days in May: 15.2 days
The month with the highest number of rainy days is December (20.6 days).
The month with the least rainy days is April (13.5 days).
Average snowfall in May
Trelech, United Kingdom
- Average snowfall in May: 0mm
The month with the highest snowfall is February (7mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Trelech, United Kingdom
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (1.3 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
Trelech, United Kingdom
- Average daylight in May: 15h and 42min
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 0min
The month with the most sunshine is May (Average sunshine: 8h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in May
Trelech, United Kingdom
- Average sunshine days in May: 12.8 days
The month with the most sunshine days is March (13.2 days).
The month with the least sunshine days is August (6.3 days).
Average UV index in May
Trelech, 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
Trelech, United Kingdom
- Average cloud cover in May: 48
The month with the most cloud cover is December (Cloud cover 64).
The months with the least cloud cover are April and May (Cloud cover 48).
Average visibility in May
Trelech, 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).





