When to go · Belfast, United Kingdom
Best Time to Visit Belfast
Aim for April, June and July: that's when Belfast's weather is at its best. The full month-by-month picture is below.
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.