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
In Dereham, August is the warmest month, with temperatures averaging a high of 19.5°C (67.1°F) and a low of 14.5°C (58.1°F).Humidity
August is the least humid month, with an average relative humidity of 78%.Rainfall
In August, the rain falls for 16.2 days. Throughout August, 46mm (1.81") of precipitation is accumulated. Throughout the year, in Dereham, there are 169.2 rainfall days, and 430mm (16.93") of precipitation is accumulated.Snowfall
In Dereham, snow does not fall in April through October.Daylight
The average length of the day in August is 14h and 40min.On the first day of August in Dereham, sunrise is at 5:16 am and sunset at 8:48 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 7:46 pm BST.
Sunshine
The month with the most sunshine is August, with an average of 9h of sunshine.UV index
In Dereham, the average daily maximum UV index in August is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: The daily maximum UV index of 4 in August interprets into the following advice:
Heed the precautions - It is counselled to guard against solar damage. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Frequently asked questions
What is the hottest time of year in Dereham?
What is the usual temperature for Dereham in August?
What is the least humid month in Dereham?
What is the average humidity in August in Dereham?
How much does it rain in Dereham in August?
When it does not snow in Dereham?
What is the average length of the day in August in Dereham?
When are sunrise and sunset in August in Dereham?
What month has the most sunshine in Dereham?
How many hours of sunshine does Dereham have in August?
What is the UV index reading in August in Dereham?
Average temperature in August
Dereham, United Kingdom
- Average high temperature in August: 19.5°C
The warmest month (with the highest average high temperature) is August (19.5°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in August: 14.5°C
The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is February (3.4°C).
Average pressure in August
Dereham, United Kingdom
- Average pressure in August: 1013.9mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1009.7mbar).
Average wind speed in August
Dereham, United Kingdom
- Average wind speed in August: 16.9km/h
The windiest month (with the highest average wind speed) is December (24.8km/h).
The calmest month (with the lowest average wind speed) is July (15.3km/h).
Average humidity in August
Dereham, United Kingdom
- Average humidity in August: 78%
The month with the highest relative humidity is December (86%).
The month with the lowest relative humidity is August (78%).
Average rainfall in August
Dereham, United Kingdom
- Average rainfall in August: 46mm
The wettest month (with the highest rainfall) is June (53mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in August
Dereham, United Kingdom
- Average rainfall days in August: 16.2 days
The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is February (11.3 days).
Average snowfall in August
Dereham, United Kingdom
- Average snowfall in August: 0mm
The month with the highest snowfall is February (16mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in August
Dereham, United Kingdom
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (3.3 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
Dereham, 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
The month with the most sunshine is August (Average sunshine: 9h).
The month with the least sunshine is February (Average sunshine: 4h).
Average sunshine days in August
Dereham, United Kingdom
- Average sunshine days in August: 12.8 days
The month with the most sunshine days is March (15.9 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in August
Dereham, United Kingdom
- Average UV index in August: 4
The month with the highest UV index is 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
Dereham, United Kingdom
- Average cloud cover in August: 43
The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 43).
Average visibility in August
Dereham, United Kingdom
- Average visibility in August: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
Dereham, United Kingdom
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