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

In September, Paris averages 23°C high / 12°C low with about 55 mm of rain; Saint Helier averages 20°C high / 14°C low with about 77 mm.

Paris vs Saint Helier in September

Paris is the better pick in September — 88 vs 83 on SeasonMap's comfort score. Paris is nice, a little rain, clean air, while Saint Helier is nice, a little rain, clean air.

Paris vs Saint Helier — September climate, side by side

	Paris	Saint Helier
Comfort score	88/100 (A)	83/100 (A)
Feels-like high	22°C	19°C
Avg high / low	23° / 12°	20° / 14°
Rainfall	55 mm	77 mm
Rainy days	10	11
Humidity	72%	79%
Air quality (AQI)	42	43

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

Paris vs Saint Helier in September — FAQ

Is September better in Paris or Saint Helier?: Paris is the better pick in September — 88 vs 83 on SeasonMap's comfort score. Paris is nice, a little rain, clean air, while Saint Helier is nice, a little rain, clean air.
What is the weather like in Paris vs Saint Helier in September?: In September, Paris averages 23°C high / 12°C low with about 55 mm of rain; Saint Helier averages 20°C high / 14°C low with about 77 mm.