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
Welcoming May, Richmond notes an average high-temperature of a comfortable 16.8°C (62.2°F), nearly consistent with April's 14.3°C (57.7°F). During May, Richmond witnesses a consistent average low-temperature of 8°C (46.4°F).Humidity
In Richmond, the average relative humidity in May is 76%.Rainfall
In Richmond, in May, it is raining for 14.1 days, with typically 25mm (0.98") of accumulated precipitation. Throughout the year, there are 167.7 rainfall days, and 396mm (15.59") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in May is 15h and 38min.On the first day of May in Richmond, sunrise is at 5:31 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 4:50 am and sunset at 9:07 pm BST.
Sunshine
The average sunshine in May is 7.5h.UV index
The average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: A maximum high daily UV index of 4 during May translates into the following directions:
Undertake precautions - Guarding against sun damage is counselled. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. 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
What is the temperature in May in Richmond?
What is the average humidity in May in Richmond?
How many days does it rain in May in Richmond?
When it does not snow in Richmond?
How many hours of daylight does Richmond have in May?
When is the sunrise / sunset in May in Richmond?
How many hours of sunshine does Richmond have in May?
What is the UV index reading in May in Richmond?
Average temperature in May
Richmond, United Kingdom
- Average high temperature in May: 16.8°C
The warmest month (with the highest average high temperature) is July (22.1°C).
The month with the lowest average high temperature is January (6.8°C).
- Average low temperature in May: 8°C
The month with the highest average low temperature is August (13.7°C).
The coldest month (with the lowest average low temperature) is January (2°C).
Average pressure in May
Richmond, United Kingdom
- Average pressure in May: 1016.8mbar
The month with the highest atmospheric pressure is September (1016.9mbar).
The month with the lowest atmospheric pressure is November (1010.5mbar).
Average wind speed in May
Richmond, United Kingdom
- Average wind speed in May: 13.5km/h
The windiest month (with the highest average wind speed) is February (17.5km/h).
The calmest months (with the lowest average wind speed) are July and September (12.7km/h).
Average humidity in May
Richmond, United Kingdom
- Average humidity in May: 76%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (73%).
Average rainfall in May
Richmond, United Kingdom
- Average rainfall in May: 25mm
The wettest month (with the highest rainfall) is December (46mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in May
Richmond, United Kingdom
- Average rainfall days in May: 14.1 days
The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is September (11.9 days).
Average snowfall in May
Richmond, United Kingdom
- Average snowfall in May: 0mm
The month with the highest snowfall is February (18mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Richmond, United Kingdom
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (3.5 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
Richmond, United Kingdom
- Average daylight in May: 15h and 4min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in May: 7h and 3min
The month with the most sunshine is July (Average sunshine: 8h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in May
Richmond, United Kingdom
- Average sunshine days in May: 13.3 days
The month with the most sunshine days is September (14.9 days).
The month with the least sunshine days is February (11.2 days).
Average UV index in May
Richmond, United Kingdom
- Average UV index in May: 4
The months with the highest UV index are June and 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
Richmond, United Kingdom
- Average cloud cover in May: 51
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is April (Cloud cover 49).
Average visibility in May
Richmond, United Kingdom
- Average visibility in May: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, October and December (9km).
The months with the lowest visibility are September and November (8km).
