Belfast Weather in August
19.9°C high · 11.5°C low · 74 mm rain · 5.9h sun
Yes — Aug is one of the best months to visit Belfast, with mild weather and 5.9h of daily sunshine.
August at a glance
| Metric | Value |
|---|---|
| Average high | 19.9°C |
| Average low | 11.5°C |
| Rainfall | 74 mm |
| Sunshine | 5.9 hours/day |
| Daylight | 14.7 hours |
What to pack in August
Pack a jacket and layers for Belfast in August.
Belfast weather by month
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Frequently asked questions
What is the weather in Belfast in August?
Highs of 19.9°C and lows of 11.5°C, with about 74 mm of rain and 5.9 hours of sunshine per day.
Is August a good time to visit Belfast?
Yes — Aug is one of the best months to visit Belfast, with mild weather and 5.9h of daily sunshine.
What to do in Belfast · Best time to visit Belfast
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.