Grittleton Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Grittleton.
Climate overview of Grittleton
Grittleton, Wiltshire, United Kingdom, experiences significant temperature variation throughout the year. Summers bring daytime highs of 22°C (72°F) in July, while winters cool to 9°C (48°F) in January.
Grittleton sees a moderate amount of rain/snowfall, totalling around 833 mm (33 in) per year. It experiences warm summers and cold winters, creating some seasonal variation. The sunniest month is July, with 7.3 hours of sunshine per day on average.
Grittleton Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Grittleton - and find the best time to visit.
Monthly Temperature in Grittleton
Depending on the time of the year, temperatures range from comfortable to chilly in Grittleton. Average maximum daytime temperatures range from a comfortable 22°C (72°F) in July, the warmest time of the year, to a chilly 9°C (48°F) during cooler months like January.
At night, you can expect temperatures ranging from 13°C (55°F) in July to around 3°C (37°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Grittleton
Generally, Grittleton has a moderate amount of precipitation, averaging 833 mm (33 in) of rain/snowfall annually. Year-round, Grittleton has a balanced climate with minimal variation in precipitation. The difference between the wettest month, October, with 78 mm (3.1 in), and the driest month, March, with 58 mm (2.3 in), is minimal. For more details, please visit our Grittleton Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Grittleton
Seasonal changes in sunshine hours are quite dramatic in Grittleton. While July receives considerable daily sunshine with up to 7.3 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.8 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Best Time to Visit Grittleton
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July and August
- Warmest weather: July and August
- Most sunshine: June and July
- Seasonal pattern: Warm summers and cold winters
Frequently asked questions about the climate in Grittleton
What is the best time to visit Grittleton?
June, July and August typically offer the most optimal weather in Grittleton. In contrast, January, February and December tend to have less optimal conditions. Grittleton has warm summers and cold winters.
What temperatures can I expect in Grittleton?
Daytime highs range from 9°C (48°F) in January to 22°C (72°F) in July. Nighttime lows range from 3°C (37°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Grittleton get?
Annual rainfall is around 833 mm (33 in). October is the wettest month with 78 mm (3.1 in), while March is the driest with 58 mm (2.3 in).
How sunny is Grittleton?
Grittleton receives around 1,631 hours of sunshine per year. July is the sunniest month with 219 hours, while December is the cloudiest with just 53 hours.
Grittleton 3-Day Forecast
Grittleton 3-Day Forecast
Grittleton on the map
Grittleton is highlighted - select any city to see its climate.
Popular this month
Where to go in July - average daytime high across popular destinations.
London
23°C (73°F) Bath22°C (72°F) York22°C (72°F) Manchester
21°C (70°F) Edinburgh
19°C (66°F) Glasgow19°C (66°F) Torquay20°C (68°F) Blackpool19°C (66°F) 
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