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Martha's Vineyard September Weather

Averages and records for weather in Martha's Vineyard, Massachusetts in the month of September.

Typical Martha's Vineyard September Weather 1991–2020
Average daily high	73.8 °F
Average daily low	58.0 °F
Average monthly precipitation	3.9 inches
Average monthly snow	none
Daily chance of precipitation	30.9%
Daily chance of snow	0%

Martha's Vineyard September Weather Records 1946–2024
Highest temperature	92 °F	September 2, 2010
Lowest temperature	32 °F	September 29, 1947
Highest daily low	76 °F	September 4, 2010
Lowest daily high	52 °F	September 24, 1963
Hottest average high temperature	78.0 °F	2005
Coldest average high temperature	65.9 °F	1963
Most daily precipitation	7.0 inches	September 3, 1972
Most monthly precipitation	12.6 inches	1996
Most daily snow	none	-
Most monthly snow	none	-

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

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
September 1	77.4	61.2	91	45
September 2	77.2	60.9	92	43
September 3	77.0	60.6	90	45
September 4	76.8	60.5	86	45
September 5	76.5	60.3	87	44
September 6	76.3	60.0	87	42
September 7	76.1	59.8	87	43
September 8	75.8	59.6	89	45
September 9	75.6	59.4	88	38
September 10	75.3	59.2	87	40
September 11	75.0	59.0	84	46
September 12	74.8	58.8	86	42
September 13	74.5	58.5	84	43
September 14	74.2	58.4	88	39
September 15	74.0	58.2	85	39
September 16	73.6	57.9	83	40
September 17	73.3	57.6	81	37
September 18	73.0	57.3	84	35
September 19	72.8	56.9	81	35
September 20	72.4	56.6	85	38
September 21	72.2	56.4	85	39
September 22	71.9	56.1	80	36
September 23	71.5	55.7	81	36
September 24	71.2	55.2	85	36
September 25	70.9	54.9	81	37
September 26	70.6	54.6	80	35
September 27	70.3	54.4	81	36
September 28	70.0	54.1	80	32
September 29	69.6	53.7	79	32
September 30	69.3	53.3	79	37

Weather Station Details

Years	Station	Coordinates
1946–2024	Edgartown	location