What is the weather like in Chicago vs Nantucket in October?

In October, Chicago averages 18°C high / 9°C low with about 117 mm of rain; Nantucket averages 18°C high / 11°C low with about 130 mm.

Chicago vs Nantucket in October

Chicago is the better pick in October — 73 vs 63 on SeasonMap's comfort score. Chicago is nice, rainy, clean air, while Nantucket is nice, rainy, clean air.

Chicago vs Nantucket — October climate, side by side

	Chicago	Nantucket
Comfort score	73/100 (B)	63/100 (C)
Feels-like high	16°C	16°C
Avg high / low	18° / 9°	18° / 11°
Rainfall	117 mm	130 mm
Rainy days	10	8
Humidity	70%	79%
Air quality (AQI)	35	43

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

Chicago vs Nantucket in October — FAQ

Is October better in Chicago or Nantucket?: Chicago is the better pick in October — 73 vs 63 on SeasonMap's comfort score. Chicago is nice, rainy, clean air, while Nantucket is nice, rainy, clean air.
What is the weather like in Chicago vs Nantucket in October?: In October, Chicago averages 18°C high / 9°C low with about 117 mm of rain; Nantucket averages 18°C high / 11°C low with about 130 mm.