Portrush Weather in December
What's the weather like in Portrush (N Ireland) in December 2024?
The climate in Portrush during December can be summarized as cool and damp.
December is in the winter in Portrush and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 8°C (46°F), whilst at night 2°C (36°F) is normal.
| Daytime temperature | 7.6°C 45.7°F |
|---|---|
| Nightly temperature | 2.4°C 36.3°F |
| Average temperature | 5°C 41°F |
| Daily sunshine | 1.2 hrs |
| Avg rainfall | 113 mm 4.4 ins |
| Rainy days | 22 days |
| Sea temperature | 10.1°C 50.1°F |
| Humidity | 91% |
| Windspeed | 26.6kph 17 mph |
On average December is the 4th wettest month of the year in Portrush with around 113mm 4.4 inches of rain making it a damp time to visit. This rainfall is typically spread over 22 days, although this may vary considerably.
On the flip side this corresponds to an average of 1.2 hours of sunshine per day.
December temperatures in Portrush
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 Portrush in December 2024.
Other monthly averages
Best places to visit in December
Portrush weather stats
| Hottest month: | July | 16.9°C 62.4°F |
|---|---|---|
| Driest month: | April | 65mm 2.6ins |
| Sunniest month: | May | 6.3hrs |
| Coldest month: | January | 6.6°C 43.9°F |
| Wettest month: | October | 124mm 4.9ins |
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