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Chicago March Weather

Averages and records for weather in Chicago, Illinois in the month of March.

Typical Chicago March Weather 1991–2020
Average daily high	47.5 °F
Average daily low	31.5 °F
Average monthly precipitation	2.7 inches
Average monthly snow	5.7 inches
Daily chance of precipitation	35.9%
Daily chance of snow	12.5%

Chicago March Weather Records 1901–2024
Highest temperature	86 °F	March 21, 2012
Lowest temperature	-5 °F	March 1, 1962
Highest daily low	66 °F	March 21, 2012
Lowest daily high	10 °F	March 8, 1932
Hottest average high temperature	63.3 °F	2012
Coldest average high temperature	33.5 °F	1960
Most daily precipitation	3.1 inches	March 31, 1929
Most monthly precipitation	6.8 inches	2009
Most daily snow	13.6 inches	March 25, 1930
Most monthly snow	23.1 inches	1926

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
March 1	41.5	26.5	73	-5
March 2	41.9	26.9	71	-4
March 3	42.4	27.3	80	0
March 4	42.7	27.6	74	-4
March 5	43.1	28.0	76	0
March 6	43.4	28.3	71	2
March 7	43.7	28.6	79	2
March 8	44.0	28.8	79	2
March 9	44.3	29.0	69	5
March 10	44.8	29.3	70	5
March 11	45.1	29.6	76	3
March 12	45.5	30.0	81	1
March 13	46.1	30.3	74	11
March 14	46.5	30.7	81	8
March 15	46.9	31.1	82	12
March 16	47.4	31.5	82	6
March 17	48.0	31.9	81	1
March 18	48.6	32.4	81	3
March 19	49.1	32.8	79	0
March 20	49.7	33.2	85	8
March 21	50.0	33.5	86	12
March 22	50.3	33.7	84	10
March 23	50.7	34.0	80	9
March 24	51.1	34.3	82	5
March 25	51.5	34.7	78	12
March 26	51.8	35.0	79	11
March 27	52.2	35.4	82	13
March 28	52.6	35.7	78	14
March 29	52.9	36.0	86	17
March 30	53.2	36.3	83	12
March 31	53.7	36.6	85	12

Weather Station Details

Years	Station	Coordinates
1944–2024	Chicago Midway Airport	location
1926–1943	University of Chicago	location
1901–1925	Fort Dearborn	location