What is the weather like in Amsterdam vs Rotterdam in September?

In September, Amsterdam averages 20°C high / 12°C low with about 93 mm of rain; Rotterdam averages 21°C high / 11°C low with about 91 mm.

Amsterdam vs Rotterdam in September

Amsterdam and Rotterdam are nearly tied in September — 82 vs 82 on SeasonMap's comfort score. Amsterdam is nice, rainy, clean air; Rotterdam is nice, rainy, clean air.

Amsterdam vs Rotterdam — September climate, side by side

	Amsterdam	Rotterdam
Comfort score	82/100 (A)	82/100 (A)
Feels-like high	19°C	20°C
Avg high / low	20° / 12°	21° / 11°
Rainfall	93 mm	91 mm
Rainy days	11	10
Humidity	79%	78%
Air quality (AQI)	49	50

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

Amsterdam vs Rotterdam in September — FAQ

Is September better in Amsterdam or Rotterdam?: Amsterdam and Rotterdam are nearly tied in September — 82 vs 82 on SeasonMap's comfort score. Amsterdam is nice, rainy, clean air; Rotterdam is nice, rainy, clean air.
What is the weather like in Amsterdam vs Rotterdam in September?: In September, Amsterdam averages 20°C high / 12°C low with about 93 mm of rain; Rotterdam averages 21°C high / 11°C low with about 91 mm.