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 temperatures reach their highest averages in August, with highs of 18.2°C (64.8°F) and lows of 15.3°C (59.5°F).Humidity
In August, the average relative humidity is 82%.Rainfall
In Grimstone, in August, during 13.9 rainfall days, 41mm (1.61") of precipitation is typically accumulated. Throughout the year, in Grimstone, there are 167.3 rainfall days, and 471mm (18.54") of precipitation is accumulated.Snowfall
March through October and December are months without snowfall.Daylight
The average length of the day in August is 14h and 29min.On the first day of August in Grimstone, sunrise is at 5:37 am and sunset at 8:55 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 7:57 pm BST.
Sunshine
In Grimstone, the average sunshine in August is 8.8h.UV index
The months with the highest UV index are July and August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: An average UV index of 5 in August transforms into this advice:
Be vigilant - A duty to shield skin and eyes from injury exists. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the warmest month in Grimstone?
What is the usual temperature for Grimstone in August?
What is the average humidity in August in Grimstone?
How much does it rain in Grimstone in August?
When it does not snow in Grimstone?
What is the average length of the day in August in Grimstone?
When is the sunrise / sunset in August in Grimstone?
How long on average sun shines in August in Grimstone?
When is the highest UV index in Grimstone?
How high is the UV index in August in Grimstone?
Average temperature in August
Grimstone, United Kingdom
- Average high temperature in August: 18.2°C
The warmest month (with the highest average high temperature) is August (18.2°C).
The month with the lowest average high temperature is February (8.3°C).
- Average low temperature in August: 15.3°C
The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is February (5.8°C).
Average pressure in August
Grimstone, United Kingdom
- Average pressure in August: 1015.5mbar
The month with the highest atmospheric pressure is September (1017.3mbar).
The month with the lowest atmospheric pressure is November (1010.6mbar).
Average wind speed in August
Grimstone, United Kingdom
- Average wind speed in August: 21.1km/h
The windiest month (with the highest average wind speed) is December (30.1km/h).
The calmest month (with the lowest average wind speed) is July (19.5km/h).
Average humidity in August
Grimstone, United Kingdom
- Average humidity in August: 82%
The months with the highest relative humidity are June and July (83%).
The months with the lowest relative humidity are February, March, April, September, October, November and December (81%).
Average rainfall in August
Grimstone, United Kingdom
- Average rainfall in August: 41mm
The wettest month (with the highest rainfall) is November (58mm).
The driest month (with the least rainfall) is May (27mm).
Average rainfall days in August
Grimstone, United Kingdom
- Average rainfall days in August: 13.9 days
The month with the highest number of rainy days is November (17 days).
The month with the least rainy days is September (11.1 days).
Average snowfall in August
Grimstone, United Kingdom
- Average snowfall in August: 0mm
The month with the highest snowfall is February (2mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and December (0mm).
Average snowfall days in August
Grimstone, United Kingdom
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (1.2 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
Grimstone, United Kingdom
- Average daylight in August: 14h and 3min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in August: 8h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 24min).
The months with the least sunshine are January, February and November (Average sunshine: 4h and 6min).
Average sunshine days in August
Grimstone, United Kingdom
- Average sunshine days in August: 13.8 days
The month with the most sunshine days is September (15.6 days).
The month with the least sunshine days is November (10.1 days).
Average UV index in August
Grimstone, United Kingdom
- Average UV index in August: 5
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January and February (UV index 2).
Average cloud cover in August
Grimstone, United Kingdom
- Average cloud cover in August: 42
The month with the most cloud cover is December (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in August
Grimstone, United Kingdom
- Average visibility in August: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
