When to go · Belfast, United Kingdom
Best Time to Visit Belfast
The sweet spot for Belfast is April, June and July. Here's every month's temperature and rain so you can plan around your own dates.
Go now
April, June, July
Comfortable and drier
Shoulder
August, September, March
Fewer crowds, a trade-off
Think twice
October, January
Hottest is August (19°C)
Belfast weather, month by month
| Month | High | Low | Rain | Feel |
|---|---|---|---|---|
| Jan | 7°C / 45°F | 3°C / 37°F | 68mm | cold, some rain |
| Feb | 8°C / 46°F | 4°C / 39°F | 89mm | cold, some rain |
| Mar | 10°C / 50°F | 4°C / 39°F | 74mm | cool, some rain |
| AprBEST | 11°C / 52°F | 4°C / 39°F | 57mm | cool, mostly dry |
| May | 14°C / 57°F | 7°C / 45°F | 90mm | cool, some rain |
| JunBEST | 18°C / 64°F | 11°C / 52°F | 84mm | mild, some rain |
| JulBEST | 19°C / 66°F | 12°C / 54°F | 89mm | mild, some rain |
| Aug | 19°C / 66°F | 12°C / 54°F | 89mm | mild, some rain |
| Sep | 17°C / 63°F | 11°C / 52°F | 118mm | mild, some rain |
| Oct | 14°C / 57°F | 9°C / 48°F | 130mm | cool, wet |
| Nov | 10°C / 50°F | 6°C / 43°F | 75mm | cool, some rain |
| Dec | 8°C / 46°F | 4°C / 39°F | 116mm | cold, some rain |
Averages from Open-Meteo ERA5 climate reanalysis, 2019 to 2023. Highs and lows are daily averages for each month; rain is the monthly total. Tap a month for a detailed guide.
Want the timing decided for you? A Local Friend in Belfast plans around the seasons for you.