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St. Louis March Weather

Averages and records for weather in St. Louis, Missouri in the month of March.

Typical St. Louis March Weather 1991–2020
Average daily high	56.6 °F
Average daily low	37.1 °F
Average monthly precipitation	3.5 inches
Average monthly snow	2.3 inches
Daily chance of precipitation	34.8%
Daily chance of snow	5.4%

St. Louis March Weather Records 1893–2024
Highest temperature	92 °F	March 24, 1929
Lowest temperature	-5 °F	March 5, 1960
Highest daily low	68 °F	March 26, 1991
Lowest daily high	15 °F	March 4, 1960
Hottest average high temperature	72.1 °F	2012
Coldest average high temperature	38.0 °F	1960
Most daily precipitation	3.6 inches	March 24, 1913
Most monthly precipitation	9.5 inches	1938
Most daily snow	12.4 inches	March 24, 2013
Most monthly snow	28.8 inches	1912

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	51.0	31.8	78	5
March 2	51.4	32.1	82	2
March 3	51.9	32.6	85	1
March 4	52.3	33.0	79	-1
March 5	52.6	33.4	84	-5
March 6	52.9	33.7	85	2
March 7	53.1	33.9	85	2
March 8	53.4	34.2	82	4
March 9	53.8	34.5	80	9
March 10	54.2	34.8	86	12
March 11	54.5	35.1	85	8
March 12	54.9	35.5	84	1
March 13	55.4	35.9	85	12
March 14	55.8	36.3	86	13
March 15	56.1	36.7	82	15
March 16	56.5	37.1	86	11
March 17	57.0	37.5	83	10
March 18	57.6	38.0	82	6
March 19	58.1	38.5	84	4
March 20	58.6	38.9	86	13
March 21	58.8	39.2	90	16
March 22	59.1	39.4	88	19
March 23	59.3	39.7	87	7
March 24	59.8	40.2	92	3
March 25	60.3	40.6	84	11
March 26	60.7	41.0	87	5
March 27	61.1	41.4	87	15
March 28	61.5	41.7	89	22
March 29	61.7	42.1	88	21
March 30	62.0	42.3	86	18
March 31	62.4	42.7	87	17

Weather Station Details

Years	Station	Coordinates
1939–2024	St. Louis International Airport	location
1893–1938	St. Louis	location