Boston vs Pittsburgh: which is better, month by month

Pittsburgh beats Boston in 3 of 12 months — its lead peaks in March (64 vs 59) — while Boston wins June to July; they are within 3 points in the other 7 months.

Each place is scored under the lens that suits its type. Comfort is SeasonMap's 0–100 estimate from ERA5 climate normals, not a forecast.

Boston

🇺🇸 United States · mild climate

Best month: September 90/100
Months won: 2 of 12

Pittsburgh

🇺🇸 United States · mild climate

Best month: September 89/100
Months won: 3 of 12

Boston vs Pittsburgh — all 12 months

Month	Boston	Pittsburgh	Winner	Gap
January	41Ffreezing, rainy, clean air	43Ffreezing, rainy, clean air	Tie	2
February	51Dcold, a little rain, clean air	52Dcold, rainy, clean air	Tie	1
March	59Dcold, rainy, clean air	64Ccold, rainy, clean air	Pittsburgh	5
April	70Bcool, rainy, clean air	75Bcool, rainy, clean air	Pittsburgh	5
May	86Anice, a little rain, clean air	87Anice, rainy, muggy air	Tie	1
June	89Awarm, a little rain	84Ahot, rainy, muggy air	Boston	5
July	76Bhot, rainy	72Bhot, rainy, muggy air	Boston	4
August	80Ahot, rainy	80Ahot, rainy, muggy air	Tie	0
September	90Swarm, rainy, clean air	89Awarm, rainy, clean air	Tie	1
October	74Bnice, rainy, clean air	78Bnice, rainy, clean air	Pittsburgh	4
November	63Ccold, rainy, clean air	62Ccold, a little rain, clean air	Tie	1
December	46Fcold, rainy, clean air	49Fcold, a little rain, clean air	Tie	3

A month is a tie when the two are within 3 points. The widest gap is March (59 vs 64). Tap a month for that month's temperature, rain, humidity and air quality side by side.