Treorchy Weather in December
What's the weather like in Treorchy (Wales) in December 2024?
The climate in Treorchy during December can be summarized as cool and wet.
December is in the winter in Treorchy and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cold 7°C (45°F), whilst at night 3°C (36°F) is normal.
| Daytime temperature | 7.4°C 45.2°F |
|---|---|
| Nightly temperature | 2.5°C 36.4°F |
| Average temperature | 4.9°C 40.8°F |
| Daily sunshine | 1.7 hrs |
| Avg rainfall | 186 mm 7.3 ins |
| Rainy days | 20 days |
| Sea temperature | 11.6°C 52.9°F |
| Humidity | 93% |
| Windspeed | 20.9kph 13 mph |
On average December is the wettest month of the year in Treorchy with around 186mm 7.3 inches of rain making it a wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 1.7 hours of sunshine per day.
December temperatures in Treorchy
December rainfall
December hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Treorchy in December 2024.
Other monthly averages
Best places to visit in December
Treorchy weather stats
| Hottest month: | July | 18.9°C 66°F |
|---|---|---|
| Driest month: | April | 91mm 3.6ins |
| Sunniest month: | May | 6.5hrs |
| Coldest month: | February | 6.1°C 43°F |
| Wettest month: | December | 186mm 7.3ins |
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