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Castle Cary Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Castle Cary.
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Climate overview of Castle Cary
Castle Cary, Somerset, United Kingdom, sees big temperature differences between seasons, with July peaking at 22°C (72°F) and January dropping to 9°C (48°F).
Annual rain/snowfall is moderate at around 873 mm (34 in), with October being the wettest month. The city also has pleasant summers and cold winters. The most sunshine falls in July, with an average of 7.3 hours of daily sunshine.
Castle Cary Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Castle Cary - and find the best time to visit.
Monthly Temperature in Castle Cary
Visitors to Castle Cary can expect significant temperature changes throughout the year. Average daytime temperatures reach a pleasant 22°C (72°F) in July. In January, the coolest month of the year, temperatures drop to a chilly 9°C (48°F).
At night, temperatures range from around 13°C (55°F) in July to 3°C (37°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Castle Cary
Generally, Castle Cary experiences moderate precipitation patterns, averaging 873 mm (34 in) yearly. Despite minor fluctuations, Castle Cary enjoys fairly consistent precipitation throughout the year. In October, you can expect around 82 mm (3.2 in) of precipitation, while in March, Castle Cary receives about 61 mm (2.4 in). For more details, please visit our Castle Cary 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 Castle Cary
Castle Cary can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 7.3 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 1.8 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Bristol, the United Kingdom (40 KM, 25 Miles).
Daily hours of sunshine
Data from: Bristol, the United Kingdom (40 KM, 25 Miles).
Best Time to Visit Castle Cary
Conditions in Castle Cary are generally most comfortable in June, July and 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
cold
Feb
cold
Mar
mixed
Apr
good
May
good
Jun
excellent
Jul
excellent
Aug
excellent
Sep
very good
Oct
good
Nov
mixed
Dec
cold
- Best overall: June, July and August
- Warmest weather: July and August
- Most sunshine: June and July
- Seasonal pattern: Pleasant summers and cold winters
Frequently asked questions about the climate in Castle Cary
What is the best time to visit Castle Cary?
June, July and August typically offer the most optimal weather in Castle Cary. In contrast, January, February and December tend to have less optimal conditions. Castle Cary has pleasant summers and cold winters.
What temperatures can I expect in Castle Cary?
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 Castle Cary get?
Annual rainfall is around 873 mm (34 in). October is the wettest month with 82 mm (3.2 in), while March is the driest with 61 mm (2.4 in).
How sunny is Castle Cary?
Castle Cary 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.
Castle Cary 3-Day Forecast
Castle Cary on the map
Castle Cary 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
Need travel inspiration? Check out our bucket list articles and be inspired.
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