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
The shift into May reveals an average high-temperature of a moderate 15.2°C (59.4°F), closely mirroring April's climate. Nighttime temperatures in May average to a chilly 8°C (46.4°F).Humidity
In May, the average relative humidity in West Dereham, United Kingdom, is 80%.Rainfall
In West Dereham, in May, it is raining for 16.1 days, with typically 26mm (1.02") of accumulated precipitation. Throughout the year, there are 173.5 rainfall days, and 370mm (14.57") of precipitation is accumulated.Snowfall
April through October are months without snowfall in West Dereham.Daylight
The average length of the day in May is 15h and 47min.On the first day of May in West Dereham, sunrise is at 5:25 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 4:41 am and sunset at 9:10 pm BST.
Sunshine
The average sunshine in May in West Dereham is 7.7h.UV index
In West Dereham, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 4 in May translates into these instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in West Dereham?
What is the average humidity in May in West Dereham?
How much does it rain in West Dereham in May?
When it does not snow in West Dereham?
What is the average length of the day in May in West Dereham?
When is the sunrise / sunset in May in West Dereham?
How many hours of sunshine does West Dereham have in May?
What is the UV index intensity in May in West Dereham?
Average temperature in May
West Dereham, United Kingdom
- Average high temperature in May: 15.2°C
The warmest month (with the highest average high temperature) is August (20.4°C).
The month with the lowest average high temperature is January (6.1°C).
- Average low temperature in May: 8°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (2.4°C).
Average pressure in May
West Dereham, United Kingdom
- Average pressure in May: 1016.5mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1009.9mbar).
Average wind speed in May
West Dereham, United Kingdom
- Average wind speed in May: 15.2km/h
The windiest month (with the highest average wind speed) is December (20.7km/h).
The calmest month (with the lowest average wind speed) is July (13.5km/h).
Average humidity in May
West Dereham, United Kingdom
- Average humidity in May: 80%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (77%).
Average rainfall in May
West Dereham, United Kingdom
- Average rainfall in May: 26mm
The wettest month (with the highest rainfall) is July (46mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in May
West Dereham, United Kingdom
- Average rainfall days in May: 16.1 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (11.8 days).
Average snowfall in May
West Dereham, United Kingdom
- Average snowfall in May: 0mm
The month with the highest snowfall is February (26mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
West Dereham, United Kingdom
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (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
West Dereham, United Kingdom
- Average daylight in May: 15h and 5min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in May: 7h and 4min
The month with the most sunshine is August (Average sunshine: 8h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in May
West Dereham, United Kingdom
- Average sunshine days in May: 11.6 days
The month with the most sunshine days is January (14.8 days).
The month with the least sunshine days is July (9.5 days).
Average UV index in May
West Dereham, United Kingdom
- Average UV index in May: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
West Dereham, United Kingdom
- Average cloud cover in May: 49
The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 45).
Average visibility in May
West Dereham, United Kingdom
- Average visibility in May: 9km
The month with the highest visibility is March (10km).
The months with the lowest visibility are January, February, April, May, June, July, August, September, October, November and December (9km).
