What is the weather like in Galway vs London in September?

In September, Galway averages 16°C high / 11°C low with about 93 mm of rain; London averages 21°C high / 12°C low with about 56 mm.

Galway vs London in September

London is the better pick in September — 84 vs 76 on SeasonMap's comfort score. London is nice, a little rain, clean air, while Galway is cool, rainy, clean air.

Galway vs London — September climate, side by side

	🇮🇪 Galway	🇬🇧 London
Comfort score	76/100 (B)	84/100 (A)
Feels-like high	15°C	19°C
Avg high / low	16° / 11°	21° / 12°
Rainfall	93 mm	56 mm
Rainy days	14	11
Humidity	82%	78%
Air quality (AQI)	36	46

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

Month by month

Galway 🇮🇪 Irelandcool, rainy, clean air · best July76
London 🇬🇧 United Kingdomnice, a little rain, clean air · best July84

Galway vs London in September — FAQ

Is September better in Galway or London?: London is the better pick in September — 84 vs 76 on SeasonMap's comfort score. London is nice, a little rain, clean air, while Galway is cool, rainy, clean air.
What is the weather like in Galway vs London in September?: In September, Galway averages 16°C high / 11°C low with about 93 mm of rain; London averages 21°C high / 12°C low with about 56 mm.