Caersws Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Caersws.
Climate overview of Caersws
Caersws, Powys, United Kingdom, sees big temperature differences between seasons, with July peaking at 19°C (66°F) and January dropping to 7°C (45°F).
Rain/snowfall is high, totalling around 1118 mm (44 in) per year. December is the wettest month and September the driest. The city also experiences pleasant summers and cold winters. The most sunshine falls in May, with an average of 5.6 hours of daily sunshine.
Caersws Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Caersws - and find the best time to visit.
Monthly Temperature in Caersws
Visitors to Caersws can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a pleasant 19°C (66°F) in July, the warmest time of the year, to a chilly 7°C (45°F) during cooler months like January.
At night, you can expect temperatures ranging from 11°C (52°F) in July to around 2°C (36°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Caersws
Caersws is known for its substantial rain/snowfall, with annual precipitation reaching 1118 mm (44 in). Year-round, Caersws has a balanced climate with minimal variation in precipitation. The difference between the wettest month, December, with 111 mm (4.4 in), and the driest month, September, with 81 mm (3.2 in), is minimal. For more details, please visit our Caersws 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 Caersws
Seasonal changes in sunshine hours are quite dramatic in Caersws. While May receives considerable daily sunshine with up to 5.6 hours, December marks the darkest time of the year, where sunshine is scarce with only 0.9 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 Caersws
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: May
- Seasonal pattern: Pleasant summers and cold winters
Frequently asked questions about the climate in Caersws
What is the best time to visit Caersws?
June, July and August typically offer the most optimal weather in Caersws. In contrast, January, February, March, October, November and December tend to have less optimal conditions. Caersws has pleasant summers and cold winters.
What temperatures can I expect in Caersws?
Daytime highs range from 7°C (45°F) in January to 19°C (66°F) in July. Nighttime lows range from 2°C (36°F) to 11°C (52°F). Temperatures vary considerably through the year.
How much rain does Caersws get?
Annual rainfall is around 1118 mm (44 in). December is the wettest month with 111 mm (4.4 in), while September is the driest with 81 mm (3.2 in).
How sunny is Caersws?
Caersws receives around 1,192 hours of sunshine per year. May is the sunniest month with 169 hours, while December is the cloudiest with just 26 hours.
Caersws 3-Day Forecast
Caersws 3-Day Forecast
Caersws on the map
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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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