Swindon Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Swindon.
Climate overview of Swindon
Swindon, 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 8°C (46°F) in January.
With around 800 mm (31 in) of annual rain/snowfall, the city has moderate precipitation levels. October is the wettest month and March the driest. It also has warm summers and cold winters. The most sunshine falls in July, with an average of 7.3 hours of daily sunshine.
Swindon Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Swindon - and find the best time to visit.
Monthly Temperature in Swindon
Depending on the time of the year, temperatures range from comfortable to chilly in Swindon. Typically, average maximum daytime temperatures range from a comfortable 22°C (72°F) in July to a chilly 8°C (46°F) in the coolest month, January.
Nights vary from 13°C (55°F) in July to around 2°C (36°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Swindon
Generally, Swindon has a moderate amount of precipitation, averaging 800 mm (31 in) of rain/snowfall annually. Precipitation levels in Swindon remain relatively steady throughout the year. October has the most rain, with 74 mm (2.9 in) over 18 days. In the driest month March, this drops slightly to 56 mm (2.2 in), making the city's climate fairly predictable. For more details, please visit our Swindon 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 Swindon
For those who appreciate different seasons, Swindon serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 7.3 hours of sunshine daily, and embrace the darker days in December, offering only 1.8 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Best Time to Visit Swindon
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 Swindon
What is the best time to visit Swindon?
June, July and August typically offer the most optimal weather in Swindon. In contrast, January, February and December tend to have less optimal conditions. Swindon has warm summers and cold winters.
What temperatures can I expect in Swindon?
Daytime highs range from 8°C (46°F) in January to 22°C (72°F) in July. Nighttime lows range from 2°C (36°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Swindon get?
Annual rainfall is around 800 mm (31 in). October is the wettest month with 74 mm (2.9 in), while March is the driest with 56 mm (2.2 in).
How sunny is Swindon?
Swindon receives around 1,633 hours of sunshine per year. July is the sunniest month with 218 hours, while December is the cloudiest with just 54 hours.
Swindon 3-Day Forecast
Swindon on the map
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