Kansas City, Missouri weather in January

Averages from 2021–2025 (155 days of record).

Average high: 38°F
Average low: 22°F
Rainy days: ~8 per month
Total precipitation: 2.2 in
Warmest recorded: 57°F
Coldest recorded: -10°F

Expect January days in Kansas City, Missouri to top out around 38°F and cool to about 22°F overnight, with roughly 8 days of measurable rain across the month. In recent years January has ranged from -10°F to 57°F.

Other months

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Current Kansas City, Missouri forecast → · Historical data by Open-Meteo (ERA5).