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

In September, Birmingham averages 18°C high / 10°C low with about 74 mm of rain; Trondheim averages 16°C high / 8°C low with about 96 mm.

Birmingham vs Trondheim in September

Birmingham is the better pick in September — 79 vs 75 on SeasonMap's comfort score. Birmingham is nice, a little rain, clean air, while Trondheim is cool, rainy, clean air.

Birmingham vs Trondheim — September climate, side by side

	Birmingham	Trondheim
Comfort score	79/100 (B)	75/100 (B)
Feels-like high	16°C	15°C
Avg high / low	18° / 10°	16° / 8°
Rainfall	74 mm	96 mm
Rainy days	13	12
Humidity	80%	83%
Air quality (AQI)	38	27

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

Birmingham vs Trondheim in September — FAQ

Is September better in Birmingham or Trondheim?: Birmingham is the better pick in September — 79 vs 75 on SeasonMap's comfort score. Birmingham is nice, a little rain, clean air, while Trondheim is cool, rainy, clean air.
What is the weather like in Birmingham vs Trondheim in September?: In September, Birmingham averages 18°C high / 10°C low with about 74 mm of rain; Trondheim averages 16°C high / 8°C low with about 96 mm.