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
Weather in May
Temperature
May registers an average high-temperature of a still refreshing 16.2°C (61.2°F), slightly varied from April's 13.7°C (56.7°F). During the month of May, the temperature in Horley generally drops to a low average of 7.7°C (45.9°F).Humidity
In Horley, the average relative humidity in May is 80%.Rainfall
In Horley, in May, it is raining for 10.8 days, with typically 17mm (0.67") of accumulated precipitation. In Horley, during the entire year, the rain falls for 138.6 days and collects up to 216mm (8.5") of precipitation.Snowfall
In Horley, snow does not fall in April through October.Daylight
The average length of the day in May in Horley, United Kingdom, is 15h and 35min.On the first day of May in Horley, United Kingdom, sunrise is at 5:32 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 4:50 am and sunset at 9:05 pm BST.
Sunshine
In Horley, the average sunshine in May is 7.7h.UV index
The average daily maximum UV index in May in Horley is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index, 4 in May, converts into the following recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Frequently asked questions
What is the average May temperature in Horley?
What is the average humidity in May in Horley?
How much does it rain in Horley in May?
When it does not snow in Horley?
How many hours of daylight does Horley have in May?
When is the sunrise / sunset in May in Horley?
How long on average sun shines in May in Horley?
What is the UV index intensity in May in Horley?
Average temperature in May
Horley, United Kingdom
- Average high temperature in May: 16.2°C
The warmest month (with the highest average high temperature) is July (21.4°C).
The month with the lowest average high temperature is January (7.1°C).
- Average low temperature in May: 7.7°C
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is January (2.3°C).
Average pressure in May
Horley, United Kingdom
- Average pressure in May: 1016.9mbar
The month with the highest atmospheric pressure is September (1017.1mbar).
The month with the lowest atmospheric pressure is November (1010.8mbar).
Average wind speed in May
Horley, United Kingdom
- Average wind speed in May: 13.5km/h
The windiest month (with the highest average wind speed) is February (18km/h).
The calmest months (with the lowest average wind speed) are July and August (13.2km/h).
Average humidity in May
Horley, United Kingdom
- Average humidity in May: 80%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in May
Horley, United Kingdom
- Average rainfall in May: 17mm
The wettest months (with the highest rainfall) are November and December (26mm).
The driest month (with the least rainfall) is April (12mm).
Average rainfall days in May
Horley, United Kingdom
- Average rainfall days in May: 10.8 days
The month with the highest number of rainy days is November (14.7 days).
The month with the least rainy days is September (8.4 days).
Average snowfall in May
Horley, United Kingdom
- Average snowfall in May: 0mm
The month with the highest snowfall is February (8mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Horley, United Kingdom
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (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
Horley, 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: 8h and 0min).
- Average sunshine in May: 7h and 4min
The month with the most sunshine is July (Average sunshine: 8h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in May
Horley, United Kingdom
- Average sunshine days in May: 16.6 days
The month with the most sunshine days is September (17.4 days).
The month with the least sunshine days is November (11 days).
Average UV index in May
Horley, 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
Horley, United Kingdom
- Average cloud cover in May: 49
The months with the most cloud cover are February and November (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 46).
Average visibility in May
Horley, 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).
Horley, United Kingdom
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