What is the weather like in Chicago vs Gateway Arch National Park in December?

In December, Chicago averages 4°C high / -3°C low with about 48 mm of rain; Gateway Arch National Park averages 9°C high / -2°C low with about 58 mm.

Chicago vs Gateway Arch National Park in December

Gateway Arch National Park is the better pick in December — 71 vs 46 on SeasonMap's comfort score. Gateway Arch National Park is cold, a little rain, clean air, while Chicago is cold, a little rain, clean air.

Chicago vs Gateway Arch National Park — December climate, side by side

	🇺🇸 Chicago	🇺🇸 Gateway Arch National Park
Comfort score	46/100 (F)	71/100 (B)
Feels-like high	0°C	5°C
Avg high / low	4° / -3°	9° / -2°
Rainfall	48 mm	58 mm
Rainy days	6	7
Humidity	73%	70%
Air quality (AQI)	37	32

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

Month by month

Chicago 🇺🇸 United Statescold, a little rain, clean air · best September46
Gateway Arch National Park 🇺🇸 United Statescold, a little rain, clean air · best April71

Chicago vs Gateway Arch National Park in December — FAQ

Is December better in Chicago or Gateway Arch National Park?: Gateway Arch National Park is the better pick in December — 71 vs 46 on SeasonMap's comfort score. Gateway Arch National Park is cold, a little rain, clean air, while Chicago is cold, a little rain, clean air.
What is the weather like in Chicago vs Gateway Arch National Park in December?: In December, Chicago averages 4°C high / -3°C low with about 48 mm of rain; Gateway Arch National Park averages 9°C high / -2°C low with about 58 mm.