Frigid Airmass to Bring Significantly Colder Temperatures; Snow Continues Downwind of the Great Lakes

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Record low temperatures are expected in the Southeast by Tuesday morning. Moderate to heavy lake effect snow will continue downwind of the Great Lakes through Monday. Several inches of snow accumulation is expected, including in portions of the Chicago Metro Read More >

CHICAGO NORMALS (1991-2020)
JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC

February Normals for Chicago for Temperature, Precipitation and Snowfall

Day of Month	High	Low	Average	HDD	CDD	Precipitation	Snowfall
1	32	18.5	25.2	39.8	0	0.06	0.4
2	32.1	18.6	25.4	39.6	0	0.05	0.5
3	32.3	18.8	25.5	39.5	0	0.06	0.4
4	32.5	18.9	25.7	39.3	0	0.05	0.4
5	32.7	19.1	25.9	39.1	0	0.06	0.4
6	33	19.3	26.1	38.9	0	0.06	0.4
7	33.2	19.5	26.4	38.6	0	0.07	0.4
8	33.4	19.8	26.6	38.4	0	0.06	0.5
9	33.7	20	26.9	38.1	0	0.06	0.4
10	34	20.3	27.1	37.9	0	0.07	0.4
11	34.3	20.5	27.4	37.6	0	0.07	0.4
12	34.6	20.8	27.7	37.3	0	0.07	0.5
13	34.9	21.1	28	37	0	0.07	0.4
14	35.2	21.4	28.3	36.7	0	0.07	0.4
15	35.6	21.7	28.6	36.4	0	0.07	0.4
16	35.9	22	28.9	36	0	0.08	0.4
17	36.2	22.3	29.3	35.7	0	0.07	0.3
18	36.6	22.7	29.6	35.4	0	0.07	0.4
19	37	23	30	35	0	0.08	0.3
20	37.4	23.3	30.3	34.7	0	0.07	0.4
21	37.7	23.7	30.7	34.3	0	0.08	0.4
22	38.1	24	31.1	33.9	0	0.07	0.3
23	38.5	24.3	31.4	33.6	0	0.09	0.3
24	38.9	24.7	31.8	33.2	0	0.08	0.4
25	39.3	25	32.2	32.8	0	0.08	0.3
26	39.7	25.4	32.6	32.4	0	0.08	0.3
27	40.1	25.7	32.9	32.1	0	0.09	0.3
28	40.5	26.1	33.3	31.7	0	0.08	0.3
29	40.7	26.2	33.5	31.5	0

MONTH	35.7	21.8	28.8	1046.5	0	1.97	10.7

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Frigid Airmass to Bring Significantly Colder Temperatures; Snow Continues Downwind of the Great Lakes

February Normals for Temperature, Precipitation and Snowfall for Chicago