What is the weather like in Amsterdam vs Saint Helier in September?

In September, Amsterdam averages 20°C high / 12°C low with about 93 mm of rain; Saint Helier averages 20°C high / 14°C low with about 77 mm.

Amsterdam vs Saint Helier in September

Amsterdam and Saint Helier are nearly tied in September — 82 vs 83 on SeasonMap's comfort score. Amsterdam is nice, rainy, clean air; Saint Helier is nice, a little rain, clean air.

Amsterdam vs Saint Helier — September climate, side by side

	Amsterdam	Saint Helier
Comfort score	82/100 (A)	83/100 (A)
Feels-like high	19°C	19°C
Avg high / low	20° / 12°	20° / 14°
Rainfall	93 mm	77 mm
Rainy days	11	11
Humidity	79%	79%
Air quality (AQI)	49	43

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

Amsterdam vs Saint Helier in September — FAQ

Is September better in Amsterdam or Saint Helier?: Amsterdam and Saint Helier are nearly tied in September — 82 vs 83 on SeasonMap's comfort score. Amsterdam is nice, rainy, clean air; Saint Helier is nice, a little rain, clean air.
What is the weather like in Amsterdam vs Saint Helier in September?: In September, Amsterdam averages 20°C high / 12°C low with about 93 mm of rain; Saint Helier averages 20°C high / 14°C low with about 77 mm.