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
Weather in August
Temperature
Colney's warmest month, August, registers temperatures that range from a high of 20.3°C (68.5°F) to a low of 14.4°C (57.9°F).Humidity
The least humid month is August, with an average relative humidity of 76%.Rainfall
In August, in Colney, the rain falls for 15.8 days. Throughout August, 27mm (1.06") of precipitation is accumulated. In Colney, during the entire year, the rain falls for 169.3 days and collects up to 297mm (11.69") of precipitation.Snowfall
In Colney, snow does not fall in April through October.Daylight
In August, the average length of the day is 14h and 40min.On the first day of August, sunrise is at 5:15 am and sunset at 8:47 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 7:45 pm BST.
Sunshine
With an average of 9h of sunshine, August has the most sunshine of the year in Colney, United Kingdom.UV index
In August, the average daily maximum UV index in Colney is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index of 4 during August leads to these instructions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. UV radiation from the Sun is most dangerous during midday; take precautions and seek 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 month is the hottest in Colney?
What are the temperatures in Colney in August?
What is the least humid month in Colney?
What is the average humidity in August in Colney?
How many days does it rain in August in Colney?
When it does not snow in Colney?
How many hours of daylight does Colney have in August?
When is the sunrise / sunset in August in Colney?
What month has the most sunshine in Colney?
How long on average sun shines in August in Colney?
What is the UV index reading in August in Colney?
Average temperature in August
Colney, United Kingdom
- Average high temperature in August: 20.3°C
The warmest month (with the highest average high temperature) is August (20.3°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in August: 14.4°C
The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is January (2.9°C).
Average pressure in August
Colney, United Kingdom
- Average pressure in August: 1014.2mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1010mbar).
Average wind speed in August
Colney, United Kingdom
- Average wind speed in August: 15.4km/h
The windiest month (with the highest average wind speed) is December (22.2km/h).
The calmest month (with the lowest average wind speed) is July (14.5km/h).
Average humidity in August
Colney, United Kingdom
- Average humidity in August: 76%
The months with the highest relative humidity are January and December (86%).
The month with the lowest relative humidity is August (76%).
Average rainfall in August
Colney, United Kingdom
- Average rainfall in August: 27mm
The wettest month (with the highest rainfall) is October (33mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in August
Colney, United Kingdom
- Average rainfall days in August: 15.8 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is February (11.6 days).
Average snowfall in August
Colney, United Kingdom
- Average snowfall in August: 0mm
The month with the highest snowfall is January (17mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in August
Colney, United Kingdom
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (4.4 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
Colney, United Kingdom
- Average daylight in August: 14h and 4min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in August: 9h and 0min
The month with the most sunshine is August (Average sunshine: 9h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in August
Colney, United Kingdom
- Average sunshine days in August: 11 days
The month with the most sunshine days is April (15.1 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in August
Colney, 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
Colney, United Kingdom
- Average cloud cover in August: 42
The months with the most cloud cover are January and February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in August
Colney, United Kingdom
- Average visibility in August: 10km
The months with the highest visibility are March, April, May, August, September, October and November (10km).
The months with the lowest visibility are January, February, June, July and December (9km).
Colney, United Kingdom
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