Caernarfon Weather in January
What's the weather like in Caernarfon (Wales) in January 2024?
The climate in Caernarfon during January can be summarized as cool and wet.
January is in the winter in Caernarfon and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cold 7°C (44°F), whilst at night 2°C (36°F) is normal.
| Daytime temperature | 6.8°C 44.2°F |
|---|---|
| Nightly temperature | 2°C 35.6°F |
| Average temperature | 4.4°C 39.9°F |
| Daily sunshine | 1.7 hrs |
| Avg rainfall | 164 mm 6.5 ins |
| Rainy days | 21 days |
| Sea temperature | 8.4°C 47.2°F |
| Humidity | 88% |
| Windspeed | 23.8kph 15 mph |
On average January is the 4th wettest month of the year in Caernarfon with around 164mm 6.5 inches of rain making it a wet time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.
On the flip side this corresponds to an average of 1.7 hours of sunshine per day.
January temperatures in Caernarfon
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 Caernarfon in January 2024.
Other monthly averages
Best places to visit in January
Caernarfon weather stats
| Hottest month: | July | 17.9°C 64.2°F |
|---|---|---|
| Driest month: | May | 90mm 3.5ins |
| Sunniest month: | May | 6.9hrs |
| Coldest month: | February | 6.6°C 43.9°F |
| Wettest month: | November | 184mm 7.2ins |
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