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

In September, Bergen averages 17°C high / 10°C low with about 258 mm of rain; Trondheim averages 16°C high / 8°C low with about 96 mm.

Bergen vs Trondheim in September

Trondheim is the better pick in September — 75 vs 66 on SeasonMap's comfort score. Trondheim is cool, rainy, clean air, while Bergen is cool, soaked, clean air.

Bergen vs Trondheim — September climate, side by side

	🇳🇴 Bergen	🇳🇴 Trondheim
Comfort score	66/100 (C)	75/100 (B)
Feels-like high	15°C	15°C
Avg high / low	17° / 10°	16° / 8°
Rainfall	258 mm	96 mm
Rainy days	17	12
Humidity	85%	83%
Air quality (AQI)	32	27

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

Month by month

Bergen 🇳🇴 Norwaycool, soaked, clean air · best June66
Trondheim 🇳🇴 Norwaycool, rainy, clean air · best July75

Bergen vs Trondheim in September — FAQ

Is September better in Bergen or Trondheim?: Trondheim is the better pick in September — 75 vs 66 on SeasonMap's comfort score. Trondheim is cool, rainy, clean air, while Bergen is cool, soaked, clean air.
What is the weather like in Bergen vs Trondheim in September?: In September, Bergen averages 17°C high / 10°C low with about 258 mm of rain; Trondheim averages 16°C high / 8°C low with about 96 mm.