Castleblayney Weather in December
What's the weather like in Castleblayney (Ulster) in December 2024?
The climate in Castleblayney during December can be summarized as cool and a little damp.
December is in the winter in Castleblayney and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cold 7°C (45°F), whilst at night 2°C (35°F) is normal.
| Daytime temperature | 7.2°C 45°F |
|---|---|
| Nightly temperature | 1.8°C 35.2°F |
| Average temperature | 4.5°C 40.1°F |
| Daily sunshine | 1.5 hrs |
| Avg rainfall | 99 mm 3.9 ins |
| Rainy days | 19 days |
| Sea temperature | 10.2°C 50.4°F |
| Humidity | 92% |
| Windspeed | 20.2kph 13 mph |
On average December is the 2nd wettest month of the year in Castleblayney with around 99mm 3.9 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 1.5 hours of sunshine per day.
December temperatures in Castleblayney
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 Castleblayney in December 2024.
Other monthly averages
Best places to visit in December
Castleblayney weather stats
| Hottest month: | July | 18.6°C 65.5°F |
|---|---|---|
| Driest month: | July | 65mm 2.6ins |
| Sunniest month: | May | 5.9hrs |
| Coldest month: | January | 6.3°C 43.3°F |
| Wettest month: | January | 101mm 4ins |
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