What is the weather like in Birmingham vs Cardiff in September?

In September, Birmingham averages 18°C high / 10°C low with about 74 mm of rain; Cardiff averages 19°C high / 12°C low with about 106 mm.

Birmingham vs Cardiff in September

Birmingham and Cardiff are nearly tied in September — 79 vs 79 on SeasonMap's comfort score. Birmingham is nice, a little rain, clean air; Cardiff is nice, rainy, clean air.

Birmingham vs Cardiff — September climate, side by side

	🇬🇧 Birmingham	🇬🇧 Cardiff
Comfort score	79/100 (B)	79/100 (B)
Feels-like high	16°C	17°C
Avg high / low	18° / 10°	19° / 12°
Rainfall	74 mm	106 mm
Rainy days	13	13
Humidity	80%	82%
Air quality (AQI)	38	38

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

Month by month

Birmingham vs Cardiff in September — FAQ

Is September better in Birmingham or Cardiff?: Birmingham and Cardiff are nearly tied in September — 79 vs 79 on SeasonMap's comfort score. Birmingham is nice, a little rain, clean air; Cardiff is nice, rainy, clean air.
What is the weather like in Birmingham vs Cardiff in September?: In September, Birmingham averages 18°C high / 10°C low with about 74 mm of rain; Cardiff averages 19°C high / 12°C low with about 106 mm.