Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
August
Weather in August
Temperature
The ushering in of August brings an average high-temperature of a still agreeable 21.3°C (70.3°F), closely mirroring the 21.4°C (70.5°F) of July. In Horley, an average nighttime temperature of 13.4°C (56.1°F) is expected during August.Humidity
July and August, with an average relative humidity of 77%, are the least humid months in Horley.Rainfall
In Horley, during August, the rain falls for 11.8 days and regularly aggregates up to 20mm (0.79") of precipitation. Throughout the year, in Horley, United Kingdom, there are 138.6 rainfall days, and 216mm (8.5") of precipitation is accumulated.Snowfall
In Horley, snow does not fall in April through October.Daylight
In Horley, the average length of the day in August is 14h and 31min.On the first day of the month, sunrise is at 5:26 am and sunset at 8:47 pm. On the last day of August, in Horley, sunrise is at 6:13 am and sunset at 7:48 pm BST.
Sunshine
In Horley, United Kingdom, the average sunshine in August is 8.4h.UV index
In August, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: In August, the maximum UV index of 4 suggests this advice:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Horley in August?
What is the least humid month in Horley?
What is the average humidity in August in Horley?
How many days does it rain in August in Horley?
When it does not snow in Horley?
What is the average length of the day in August in Horley?
What time are sunrise and sunset in August in Horley?
How many hours of sunshine does Horley have in August?
What is the UV index reading in August in Horley?
Average temperature in August
Horley, United Kingdom
- Average high temperature in August: 21.3°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 August: 13.4°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 August
Horley, United Kingdom
- Average pressure in August: 1015.2mbar
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 August
Horley, United Kingdom
- Average wind speed in August: 13.2km/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 August
Horley, United Kingdom
- Average humidity in August: 77%
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 August
Horley, United Kingdom
- Average rainfall in August: 20mm
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 August
Horley, United Kingdom
- Average rainfall days in August: 11.8 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 August
Horley, United Kingdom
- Average snowfall in August: 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 August
Horley, United Kingdom
- Average snowfall days in August: 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 August /
Average sunshine in August
Horley, United Kingdom
- Average daylight in August: 14h and 3min
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 August: 8h and 2min
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 August
Horley, United Kingdom
- Average sunshine days in August: 15.3 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 August
Horley, United Kingdom
- Average UV index in August: 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 August
Horley, United Kingdom
- Average cloud cover in August: 46
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 August
Horley, United Kingdom
- Average visibility in August: 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).
