Trefeglwys Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Trefeglwys.
Climate overview of Trefeglwys
Trefeglwys, Powys, United Kingdom, experiences significant temperature variation throughout the year. Summers bring daytime highs of 19°C (66°F) in July, while winters cool to 7°C (45°F) in January.
Rain/snowfall is high, totalling around 1181 mm (46 in) per year. December is the wettest month and September the driest. The city also experiences pleasant summers and cold winters. May is the sunniest month, averaging 5.6 hours of sunshine per day.
Trefeglwys Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Trefeglwys - and find the best time to visit.
Monthly Temperature in Trefeglwys
Depending on the time of the year, temperatures range from pleasant to chilly in Trefeglwys. 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 1°C (34°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Trefeglwys
Trefeglwys has a relatively rain/snowy climate with high precipitation levels, averaging 1181 mm (46 in) of rain/snowfall annually. Year-round, Trefeglwys has a balanced climate with minimal variation in precipitation. The difference between the wettest month, December, with 119 mm (4.7 in), and the driest month, September, with 85 mm (3.3 in), is minimal. For more details, please visit our Trefeglwys 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 Trefeglwys
Seasonal changes in sunshine hours are quite dramatic in Trefeglwys. 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 Trefeglwys
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 Trefeglwys
What is the best time to visit Trefeglwys?
June, July and August typically offer the most optimal weather in Trefeglwys. In contrast, January, February, March, October, November and December tend to have less optimal conditions. Trefeglwys has pleasant summers and cold winters.
What temperatures can I expect in Trefeglwys?
Daytime highs range from 7°C (45°F) in January to 19°C (66°F) in July. Nighttime lows range from 1°C (34°F) to 11°C (52°F). Temperatures vary considerably through the year.
How much rain does Trefeglwys get?
Annual rainfall is around 1181 mm (46 in). December is the wettest month with 119 mm (4.7 in), while September is the driest with 85 mm (3.3 in).
How sunny is Trefeglwys?
Trefeglwys 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.
Trefeglwys 3-Day Forecast
Trefeglwys 3-Day Forecast
Trefeglwys on the map
Trefeglwys 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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