What is the weather like in Phoenix vs San Diego in March?

In March, Phoenix averages 26°C high / 13°C low with about 16 mm of rain; San Diego averages 19°C high / 12°C low with about 42 mm.

Phoenix vs San Diego in March

Phoenix is the better pick in March — 95 vs 78 on SeasonMap's comfort score. Phoenix is nice, dry, while San Diego is nice, a little rain, muggy air.

Phoenix vs San Diego — March climate, side by side

	Phoenix	San Diego
Comfort score	95/100 (S)	78/100 (B)
Feels-like high	23°C	19°C
Avg high / low	26° / 13°	19° / 12°
Rainfall	16 mm	42 mm
Rainy days	2	6
Humidity	37%	78%
Air quality (AQI)	52	59

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

Phoenix vs San Diego in March — FAQ

Is March better in Phoenix or San Diego?: Phoenix is the better pick in March — 95 vs 78 on SeasonMap's comfort score. Phoenix is nice, dry, while San Diego is nice, a little rain, muggy air.
What is the weather like in Phoenix vs San Diego in March?: In March, Phoenix averages 26°C high / 13°C low with about 16 mm of rain; San Diego averages 19°C high / 12°C low with about 42 mm.