Charleston vs Houston: which is better, month by month

Charleston beats Houston in 8 of 12 months — its lead peaks in May (80 vs 68) — while Houston wins March and December; they are within 3 points in February and November.

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.

Charleston

🇺🇸 United States · mild climate

Best month: April 90/100
Months won: 8 of 12

Houston

🇺🇸 United States · mild climate

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

Charleston vs Houston — all 12 months

Month	Charleston	Houston	Winner	Gap
January	74Bcool, a little rain, clean air	70Bnice, rainy, clean air	Charleston	4
February	79Bnice, a little rain, clean air	80Anice, a little rain, clean air	Tie	1
March	86Anice, a little rain	90Swarm, a little rain, clean air	Houston	4
April	90Snice, rainy, clean air	85Awarm, a little rain, clean air	Charleston	5
May	80Ahot, rainy, clean air	68Chot, rainy, muggy air	Charleston	12
June	66Chot, rainy, muggy air	58Dsweltering, soaked, muggy air	Charleston	8
July	58Dsweltering, rainy, muggy air	53Dsweltering, soaked, muggy air	Charleston	5
August	59Dsweltering, soaked, muggy air	48Fsweltering, soaked, muggy air	Charleston	11
September	69Chot, rainy, clean air	61Csweltering, soaked, muggy air	Charleston	8
October	85Awarm, a little rain, clean air	78Bhot, rainy, clean air	Charleston	7
November	86Anice, a little rain, clean air	88Anice, a little rain, clean air	Tie	2
December	72Bcool, rainy, clean air	77Bnice, rainy, clean air	Houston	5

A month is a tie when the two are within 3 points. The widest gap is May (80 vs 68). Tap a month for that month's temperature, rain, humidity and air quality side by side.