What is the weather like in Reykjavík vs San Juan in August?

In August, Reykjavík averages 14°C high / 9°C low with about 90 mm of rain; San Juan averages 32°C high / 26°C low with about 104 mm.

Reykjavík vs San Juan in August

Reykjavík is the better pick in August — 81 vs 64 on SeasonMap's comfort score. Reykjavík is cool, rainy, clean air, while San Juan is sweltering, rainy, clean air.

Reykjavík vs San Juan — August climate, side by side

	🇮🇸 Reykjavík	🇵🇷 San Juan
Comfort score	81/100 (A)	64/100 (C)
Feels-like high	11°C	36°C
Avg high / low	14° / 9°	32° / 26°
Rainfall	90 mm	104 mm
Rainy days	15	9
Humidity	82%	80%
Air quality (AQI)	28	34

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

Month by month

Reykjavík vs San Juan in August — FAQ

Is August better in Reykjavík or San Juan?: Reykjavík is the better pick in August — 81 vs 64 on SeasonMap's comfort score. Reykjavík is cool, rainy, clean air, while San Juan is sweltering, rainy, clean air.
What is the weather like in Reykjavík vs San Juan in August?: In August, Reykjavík averages 14°C high / 9°C low with about 90 mm of rain; San Juan averages 32°C high / 26°C low with about 104 mm.