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
Herne Hill marks the onset of May with an average high-temperature of an enjoyable 16.8°C (62.2°F), a subtle shift from April's 14.3°C (57.7°F). During the month of May, Herne Hill experiences a steady low-temperature average of 8.3°C (46.9°F).Humidity
In Herne Hill, the average relative humidity in May is 75%.Rainfall
In Herne Hill, during May, the rain falls for 16.5 days and regularly aggregates up to 25mm (0.98") of precipitation. Throughout the year, there are 166.8 rainfall days, and 362mm (14.25") of precipitation is accumulated.Snowfall
In Herne Hill, United Kingdom, snow does not fall in May through October.Daylight
In May, the average length of the day is 15h and 38min.On the first day of May in Herne Hill, sunrise is at 5:30 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 4:49 am and sunset at 9:07 pm BST.
Sunshine
In Herne Hill, the average sunshine in May is 7.3h.UV index
The average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 4 during May translates into these guidelines:
Exercise prevention - Protecting skin and eyes from harm is required. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures in Herne Hill?
What is the average humidity in May in Herne Hill?
How many days does it rain in May in Herne Hill?
When it does not snow in Herne Hill?
Does it snow in Herne Hill in May?
How many hours of daylight does Herne Hill have in May?
When is the sunrise / sunset in May in Herne Hill?
How long on average sun shines in May in Herne Hill?
What is the UV index reading in May in Herne Hill?
Average temperature in May
Herne Hill, United Kingdom
- Average high temperature in May: 16.8°C
The warmest month (with the highest average high temperature) is July (22.3°C).
The month with the lowest average high temperature is January (6.8°C).
- Average low temperature in May: 8.3°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 (2.2°C).
Average pressure in May
Herne Hill, 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 (1010.6mbar).
Average wind speed in May
Herne Hill, United Kingdom
- Average wind speed in May: 13.4km/h
The windiest month (with the highest average wind speed) is February (17.3km/h).
The calmest month (with the lowest average wind speed) is September (12.6km/h).
Average humidity in May
Herne Hill, United Kingdom
- Average humidity in May: 75%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (72%).
Average rainfall in May
Herne Hill, United Kingdom
- Average rainfall in May: 25mm
The wettest months (with the highest rainfall) are June and December (40mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in May
Herne Hill, United Kingdom
- Average rainfall days in May: 16.5 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (11.5 days).
Average snowfall in May
Herne Hill, United Kingdom
- Average snowfall in May: 0mm
The month with the highest snowfall is February (15mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in May
Herne Hill, United Kingdom
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.8 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
Herne Hill, 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 2min
The month with the most sunshine is August (Average sunshine: 7h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in May
Herne Hill, United Kingdom
- Average sunshine days in May: 11.2 days
The month with the most sunshine days is October (15.9 days).
The month with the least sunshine days is June (10.1 days).
Average UV index in May
Herne Hill, 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, March, November and December (UV index 2).
Average cloud cover in May
Herne Hill, United Kingdom
- Average cloud cover in May: 52
The months with the most cloud cover are February and November (Cloud cover 61).
The months with the least cloud cover are April, August and September (Cloud cover 50).
Average visibility in May
Herne Hill, United Kingdom
- Average visibility in May: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (9km).
The month with the lowest visibility is November (8km).
