Boston vs Halifax: which is better, month by month

Boston beats Halifax in 10 of 12 months — its lead peaks in February (51 vs 37) — while Halifax wins July to August.

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: 10 of 12

Halifax

🇨🇦 Canada · mild climate

Best month: July 92/100
Months won: 2 of 12

Boston vs Halifax — all 12 months

Month	Boston	Halifax	Winner	Gap
January	41Ffreezing, rainy, clean air	33Ffreezing, soaked, clean air	Boston	8
February	51Dcold, a little rain, clean air	37Ffreezing, rainy, clean air	Boston	14
March	59Dcold, rainy, clean air	48Fcold, rainy, clean air	Boston	11
April	70Bcool, rainy, clean air	62Ccold, rainy, clean air	Boston	8
May	86Anice, a little rain, clean air	74Bcool, rainy, clean air	Boston	12
June	89Awarm, a little rain	81Anice, rainy, clean air	Boston	8
July	76Bhot, rainy	92Swarm, rainy, clean air	Halifax	16
August	80Ahot, rainy	89Awarm, rainy, clean air	Halifax	9
September	90Swarm, rainy, clean air	85Anice, rainy, clean air	Boston	5
October	74Bnice, rainy, clean air	69Ccool, rainy, clean air	Boston	5
November	63Ccold, rainy, clean air	54Dcold, soaked, clean air	Boston	9
December	46Fcold, rainy, clean air	40Fcold, rainy, clean air	Boston	6

A month is a tie when the two are within 3 points. The widest gap is July (76 vs 92). Tap a month for that month's temperature, rain, humidity and air quality side by side.