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

In May, Cardiff averages 17°C high / 9°C low with about 67 mm of rain; London averages 19°C high / 10°C low with about 53 mm.

Cardiff vs London in May

Cardiff and London are nearly tied in May — 83 vs 86 on SeasonMap's comfort score. Cardiff is cool, a little rain, clean air; London is nice, a little rain, clean air.

Cardiff vs London — May climate, side by side

	🇬🇧 Cardiff	🇬🇧 London
Comfort score	83/100 (A)	86/100 (A)
Feels-like high	15°C	17°C
Avg high / low	17° / 9°	19° / 10°
Rainfall	67 mm	53 mm
Rainy days	12	10
Humidity	77%	74%
Air quality (AQI)	41	46

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

Month by month

Cardiff 🇬🇧 United Kingdomcool, a little rain, clean air · best July83
London 🇬🇧 United Kingdomnice, a little rain, clean air · best July86

Cardiff vs London in May — FAQ

Is May better in Cardiff or London?: Cardiff and London are nearly tied in May — 83 vs 86 on SeasonMap's comfort score. Cardiff is cool, a little rain, clean air; London is nice, a little rain, clean air.
What is the weather like in Cardiff vs London in May?: In May, Cardiff averages 17°C high / 9°C low with about 67 mm of rain; London averages 19°C high / 10°C low with about 53 mm.