What is the weather like in Boston vs San Francisco in April?

In April, Boston averages 14°C high / 5°C low with about 105 mm of rain; San Francisco averages 17°C high / 10°C low with about 31 mm.

Boston vs San Francisco in April

San Francisco is the better pick in April — 85 vs 70 on SeasonMap's comfort score. San Francisco is nice, a little rain, clean air, while Boston is cool, rainy, clean air.

Boston vs San Francisco — April climate, side by side

	Boston	San Francisco
Comfort score	70/100 (B)	85/100 (A)
Feels-like high	12°C	16°C
Avg high / low	14° / 5°	17° / 10°
Rainfall	105 mm	31 mm
Rainy days	10	5
Humidity	69%	75%
Air quality (AQI)	44	46

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

Boston vs San Francisco in April — FAQ

Is April better in Boston or San Francisco?: San Francisco is the better pick in April — 85 vs 70 on SeasonMap's comfort score. San Francisco is nice, a little rain, clean air, while Boston is cool, rainy, clean air.
What is the weather like in Boston vs San Francisco in April?: In April, Boston averages 14°C high / 5°C low with about 105 mm of rain; San Francisco averages 17°C high / 10°C low with about 31 mm.