What is the weather like in Pittsburgh vs San Francisco in May?

In May, Pittsburgh averages 23°C high / 10°C low with about 109 mm of rain; San Francisco averages 18°C high / 11°C low with about 15 mm.

Pittsburgh vs San Francisco in May

Pittsburgh and San Francisco are nearly tied in May — 87 vs 88 on SeasonMap's comfort score. Pittsburgh is nice, rainy, muggy air; San Francisco is nice, dry, clean air.

Pittsburgh vs San Francisco — May climate, side by side

	Pittsburgh	San Francisco
Comfort score	87/100 (A)	88/100 (A)
Feels-like high	23°C	17°C
Avg high / low	23° / 10°	18° / 11°
Rainfall	109 mm	15 mm
Rainy days	12	2
Humidity	77%	73%
Air quality (AQI)	53	42

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

Pittsburgh vs San Francisco in May — FAQ

Is May better in Pittsburgh or San Francisco?: Pittsburgh and San Francisco are nearly tied in May — 87 vs 88 on SeasonMap's comfort score. Pittsburgh is nice, rainy, muggy air; San Francisco is nice, dry, clean air.
What is the weather like in Pittsburgh vs San Francisco in May?: In May, Pittsburgh averages 23°C high / 10°C low with about 109 mm of rain; San Francisco averages 18°C high / 11°C low with about 15 mm.