What is the weather like in Cardiff vs London in August?

In August, Cardiff averages 21°C high / 14°C low with about 77 mm of rain; London averages 24°C high / 15°C low with about 53 mm.

Cardiff vs London in August

London is the better pick in August — 93 vs 89 on SeasonMap's comfort score. London is nice, a little rain, clean air, while Cardiff is nice, a little rain, clean air.

Cardiff vs London — August climate, side by side

	🇬🇧 Cardiff	🇬🇧 London
Comfort score	89/100 (A)	93/100 (S)
Feels-like high	20°C	23°C
Avg high / low	21° / 14°	24° / 15°
Rainfall	77 mm	53 mm
Rainy days	12	10
Humidity	79%	74%
Air quality (AQI)	32	41

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Cardiff 🇬🇧 United Kingdomnice, a little rain, clean air · best July89
London 🇬🇧 United Kingdomnice, a little rain, clean air · best July93

Cardiff vs London in August — FAQ

Is August better in Cardiff or London?: London is the better pick in August — 93 vs 89 on SeasonMap's comfort score. London is nice, a little rain, clean air, while Cardiff is nice, a little rain, clean air.
What is the weather like in Cardiff vs London in August?: In August, Cardiff averages 21°C high / 14°C low with about 77 mm of rain; London averages 24°C high / 15°C low with about 53 mm.