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Grouville Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Grouville.
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Climate overview of Grouville
Grouville, Jersey, United Kingdom, has a moderate seasonal temperature range, with August reaching 20°C (68°F) and February cooling to 10°C (50°F).
With around 1074 mm (42 in) of annual rainfall, Grouville has a notably wet climate. The wettest month is December. Sunshine peaks in July, when the city sees around 8.4 hours of sunshine per day.
Grouville Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Grouville - and find the best time to visit.
Monthly Temperature in Grouville
The weather in Grouville changes moderately throughout the year, offering enough variation to appreciate each season. Average daytime temperatures reach a pleasant 20°C (68°F) in August. In February, the coolest month of the year, temperatures drop to a chilly 10°C (50°F).
At night, temperatures range from around 17°C (63°F) in August to 7°C (45°F) in February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Grouville
Grouville is known for its substantial rainfall, with annual precipitation reaching 1074 mm (42 in). Grouville can be quite wet during December, receiving approximately 142 mm (5.6 in) of precipitation over 19 rainy days.
In contrast, during the driest month (July), you will experience much drier conditions, with 52 mm (2 in) of precipitation spread across 10 rainy days. For more details, please visit our Grouville 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 Grouville
Grouville can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 8.4 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.0 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Guernsey, the United Kingdom (49 KM, 30 Miles).
Daily hours of sunshine
Data from: Guernsey, the United Kingdom (49 KM, 30 Miles).
Daily percentage of sunshine
Data from: Guernsey, the United Kingdom (49 KM, 30 Miles).
Best Time to Visit Grouville
Conditions in Grouville are generally most comfortable in August. They are typically least comfortable in January, February and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
wet
Feb
cold
Mar
mixed
Apr
mixed
May
good
Jun
good
Jul
very good
Aug
excellent
Sep
very good
Oct
mixed
Nov
mixed
Dec
wet
- Best overall: August
- Warmest weather: July, August and September
- Most sunshine: June and July
- Fewest rainy days: June, July and August
Frequently asked questions about the climate in Grouville
What is the best time to visit Grouville?
August typically offers the most optimal weather in Grouville. In contrast, January, February and December tend to have less optimal conditions.
What temperatures can I expect in Grouville?
Daytime highs range from 10°C (50°F) in February to 20°C (68°F) in August. Nighttime lows range from 7°C (45°F) to 17°C (63°F).
How much rain does Grouville get?
Annual rainfall is around 1074 mm (42 in). December is the wettest month with 142 mm (5.6 in), while July is the driest with 52 mm (2 in).
How sunny is Grouville?
Grouville receives around 1,888 hours of sunshine per year. July is the sunniest month with 252 hours, while December is the cloudiest with just 61 hours.
Grouville 3-Day Forecast
Grouville on the map
Grouville is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
London
16°C (61°F) Bath15°C (59°F) Torquay16°C (61°F) Manchester14°C (57°F) York15°C (59°F) Blackpool
15°C (59°F) Edinburgh13°C (55°F) Glasgow14°C (57°F) Bucket list
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