Portrush Weather in January
What's the weather like in Portrush (N Ireland) in January 2024?
The climate in Portrush during January can be summarized as cool and damp.
January is in the winter in Portrush and is typically the coldest month of the year. Daytime maximum temperatures average around a cold 7°C (44°F), whilst at night 2°C (35°F) is normal.
| Daytime temperature | 6.8°C 44.2°F |
|---|---|
| Nightly temperature | 1.5°C 34.6°F |
| Average temperature | 4.1°C 39.4°F |
| Daily sunshine | 1.5 hrs |
| Avg rainfall | 118 mm 4.7 ins |
| Rainy days | 22 days |
| Sea temperature | 8.7°C 47.7°F |
| Humidity | 90% |
| Windspeed | 27.7kph 17 mph |
On average January is the 2nd wettest month of the year in Portrush with around 118mm 4.7 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 1.5 hours of sunshine per day.
January temperatures in Portrush
January rainfall
January 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 January 2024.
Other monthly averages
Best places to visit in January
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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