Cardiff Weather in July
21.5°C high · 12.8°C low · 61 mm rain · 8h sun
Yes — Jul is one of the best months to visit Cardiff, with mild weather and 8h of daily sunshine.
July at a glance
| Metric | Value |
|---|---|
| Average high | 21.5°C |
| Average low | 12.8°C |
| Rainfall | 61 mm |
| Sunshine | 8 hours/day |
| Daylight | 16 hours |
What to pack in July
Pack comfortable clothes with a light layer for evenings for Cardiff in July.
Cardiff weather by month
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Frequently asked questions
What is the weather in Cardiff in July?
Highs of 21.5°C and lows of 12.8°C, with about 61 mm of rain and 8 hours of sunshine per day.
Is July a good time to visit Cardiff?
Yes — Jul is one of the best months to visit Cardiff, with mild weather and 8h of daily sunshine.
What to do in Cardiff · Best time to visit Cardiff
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.