Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall in July
- Average snowfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
July brings the highest temperatures, with an average high of 21.9°C (71.4°F) and an average low of 13.5°C (56.3°F).Humidity
July and August, with an average relative humidity of 74%, are the least humid months.Rainfall
In July, in Keston, the rain falls for 15.5 days. Throughout July, 29mm (1.14") of precipitation is accumulated. In Keston, during the entire year, the rain falls for 151.6 days and collects up to 342mm (13.46") of precipitation.Snowfall
May through October are months without snowfall.Daylight
In Keston, the average length of the day in July is 16h and 4min.On the first day of the month, sunrise is at 4:48 am and sunset at 9:19 pm. On the last day of July, sunrise is at 5:23 am and sunset at 8:48 pm BST.
Sunshine
The months with the most sunshine in Keston are July and August, with an average of 8.3h of sunshine.UV index
The months with the highest UV index in Keston, United Kingdom, are June and July, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In July, the maximum UV index of 5 suggests this advice:
Be vigilant - A duty to shield skin and eyes from injury exists. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Frequently asked questions
What are the warmest months in Keston?
What is the usual temperature for Keston in July?
What is the least humid month in Keston?
What is the average humidity in July in Keston?
How many days does it rain in July in Keston?
When it does not snow in Keston?
How many hours of daylight does Keston have in July?
When are sunrise and sunset in July in Keston?
What is the month with the most sunshine in Keston?
How long on average sun shines in July in Keston?
What is the month with the highest UV index in Keston?
What is the UV index reading in July in Keston?
Average temperature in July
Keston, United Kingdom
- Average high temperature in July: 21.9°C
The warmest month (with the highest average high temperature) is July (21.9°C).
The month with the lowest average high temperature is January (6.7°C).
- Average low temperature in July: 13.5°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 July
Keston, United Kingdom
- Average pressure in July: 1015.5mbar
The month with the highest atmospheric pressure is September (1017mbar).
The month with the lowest atmospheric pressure is November (1010.7mbar).
Average wind speed in July
Keston, United Kingdom
- Average wind speed in July: 13km/h
The windiest month (with the highest average wind speed) is February (17.7km/h).
The calmest month (with the lowest average wind speed) is September (12.9km/h).
Average humidity in July
Keston, United Kingdom
- Average humidity in July: 74%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and August (74%).
Average rainfall in July
Keston, United Kingdom
- Average rainfall in July: 29mm
The wettest month (with the highest rainfall) is December (38mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in July
Keston, United Kingdom
- Average rainfall days in July: 15.5 days
The month with the highest number of rainy days is July (15.5 days).
The month with the least rainy days is September (9.7 days).
Average snowfall in July
Keston, United Kingdom
- Average snowfall in July: 0mm
The month with the highest snowfall is February (23mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in July
Keston, United Kingdom
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in July /
Average sunshine in July
Keston, United Kingdom
- Average daylight in July: 16h and 1min
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 July: 8h and 2min
The months with the most sunshine are July and August (Average sunshine: 8h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in July
Keston, United Kingdom
- Average sunshine days in July: 12.9 days
The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is February (12.8 days).
Average UV index in July
Keston, United Kingdom
- Average UV index in July: 5
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 July
Keston, United Kingdom
- Average cloud cover in July: 48
The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 47).
Average visibility in July
Keston, United Kingdom
- Average visibility in July: 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).
Keston, United Kingdom
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