What is the weather like in Dublin vs Reykjavík in September?

In September, Dublin averages 18°C high / 10°C low with about 79 mm of rain; Reykjavík averages 11°C high / 6°C low with about 133 mm.

Dublin vs Reykjavík in September

Dublin is the better pick in September — 80 vs 68 on SeasonMap's comfort score. Dublin is nice, a little rain, clean air, while Reykjavík is cold, rainy, clean air.

Dublin vs Reykjavík — September climate, side by side

	Dublin	Reykjavík
Comfort score	80/100 (A)	68/100 (C)
Feels-like high	16°C	8°C
Avg high / low	18° / 10°	11° / 6°
Rainfall	79 mm	133 mm
Rainy days	13	18
Humidity	81%	85%
Air quality (AQI)	36	32

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

Dublin vs Reykjavík in September — FAQ

Is September better in Dublin or Reykjavík?: Dublin is the better pick in September — 80 vs 68 on SeasonMap's comfort score. Dublin is nice, a little rain, clean air, while Reykjavík is cold, rainy, clean air.
What is the weather like in Dublin vs Reykjavík in September?: In September, Dublin averages 18°C high / 10°C low with about 79 mm of rain; Reykjavík averages 11°C high / 6°C low with about 133 mm.