Belfast Weather in January
6.8°C high · 1.4°C low · 82 mm rain · 0.9h sun
Jan is a cool month in Belfast — not peak season, but a good time to avoid crowds.
January at a glance
| Metric | Value |
|---|---|
| Average high | 6.8°C |
| Average low | 1.4°C |
| Rainfall | 82 mm |
| Sunshine | 0.9 hours/day |
| Daylight | 7.6 hours |
What to pack in January
Pack a warm coat and layers for Belfast in January.
Belfast weather by month
JanFebMarAprMayJunJulAugSepOctNovDec
Frequently asked questions
What is the weather in Belfast in January?
Highs of 6.8°C and lows of 1.4°C, with about 82 mm of rain and 0.9 hours of sunshine per day.
Is January a good time to visit Belfast?
Jan is a cool month in Belfast — not peak season, but a good time to avoid crowds.
What to do in Belfast · Best time to visit Belfast
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.