What is the weather like in Porto vs San Marino in September?

In September, Porto averages 24°C high / 14°C low with about 57 mm of rain; San Marino averages 22°C high / 13°C low with about 95 mm.

Porto vs San Marino in September

Porto is the better pick in September — 91 vs 87 on SeasonMap's comfort score. Porto is warm, a little rain, muggy air, while San Marino is nice, rainy, clean air.

Porto vs San Marino — September climate, side by side

	Porto	San Marino
Comfort score	91/100 (S)	87/100 (A)
Feels-like high	24°C	21°C
Avg high / low	24° / 14°	22° / 13°
Rainfall	57 mm	95 mm
Rainy days	7	9
Humidity	75%	73%
Air quality (AQI)	51	47

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

Porto vs San Marino in September — FAQ

Is September better in Porto or San Marino?: Porto is the better pick in September — 91 vs 87 on SeasonMap's comfort score. Porto is warm, a little rain, muggy air, while San Marino is nice, rainy, clean air.
What is the weather like in Porto vs San Marino in September?: In September, Porto averages 24°C high / 14°C low with about 57 mm of rain; San Marino averages 22°C high / 13°C low with about 95 mm.