Weather in Chicago in December
In an average December, Chicago sees a daily high around 36°F and a low around 25°F, based on 1980–2026 of local climate records.
| Average high | 36°F |
|---|---|
| Typical high range | 23°F to 48°F |
| Average low | 25°F |
| Typical low range | 9°F to 37°F |
| Average daily precipitation | 0.10 in |
December records
The most extreme December on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total December accumulation.
High
Highest
66°F
2012-12-03
Lowest
-9°F
1983-12-24
Low
Highest
58°F
2001-12-05
Lowest
-20°F
1983-12-24
Feels-like
Highest
58°F
2001-12-05
Lowest
-49°F
1983-12-24
Humidity
Highest
12.2 g/m³
1998-12-04
Lowest
0.4 g/m³
1983-12-24
Wind
Highest
31 mph
1982-12-28
Lowest
5 mph
1994-12-13
Gust
Highest
58 mph
1992-12-16
Lowest
8 mph
2010-12-24
Precip
Wettest
6.30 in
2015
Driest
0.95 in
1995
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