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New Haven March Weather

Averages and records for weather in New Haven, Connecticut in the month of March.

Typical New Haven March Weather 1991–2020
Average daily high	47.1 °F
Average daily low	31.9 °F
Average monthly precipitation	4.1 inches
Average monthly snow	7.0 inches
Daily chance of precipitation	36.1%
Daily chance of snow	8.5%

New Haven March Weather Records 1896–2024
Highest temperature	85 °F	March 29, 1945
Lowest temperature	1 °F	March 6, 1948
Highest daily low	57 °F	March 30, 1945
Lowest daily high	18 °F	March 18, 1967
Hottest average high temperature	58.1 °F	1945
Coldest average high temperature	39.3 °F	1916
Most daily precipitation	4.2 inches	March 22, 1977
Most monthly precipitation	10.4 inches	2024
Most daily snow	12.0 inches	March 8, 1941
Most monthly snow	35.9 inches	1916

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	43.3	28.3	59	3
March 2	43.5	28.5	61	8
March 3	43.8	28.7	65	8
March 4	44.0	28.9	63	3
March 5	44.2	29.1	67	4
March 6	44.4	29.4	66	1
March 7	44.5	29.6	67	10
March 8	44.7	29.7	69	10
March 9	44.8	29.8	64	5
March 10	45.1	30.0	70	6
March 11	45.3	30.2	67	11
March 12	45.6	30.5	68	6
March 13	46.0	30.7	84	12
March 14	46.3	31.1	74	13
March 15	46.7	31.5	72	12
March 16	47.1	31.8	71	11
March 17	47.4	32.1	72	7
March 18	47.7	32.4	76	3
March 19	48.1	32.8	69	4
March 20	48.4	33.1	80	11
March 21	48.7	33.4	83	13
March 22	49.0	33.7	78	17
March 23	49.3	33.9	73	8
March 24	49.6	34.2	67	10
March 25	49.9	34.5	81	13
March 26	50.2	34.8	79	15
March 27	50.6	35.0	74	19
March 28	51.0	35.3	76	14
March 29	51.3	35.6	85	7
March 30	51.7	35.9	80	16
March 31	52.2	36.3	74	17

Weather Station Details

Years	Station	Coordinates
1949–2024	Sikorsky Memorial Airport	location
1896–1948	Bridgeport	location