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Nantucket January Weather

Averages and records for weather in Nantucket, Massachusetts in the month of January.

Typical Nantucket January Weather 1991–2020
Average daily high	39.6 °F
Average daily low	26.8 °F
Average monthly precipitation	3.1 inches
Daily chance of precipitation	37.5%

Nantucket January Weather Records 1948–2024
Highest temperature	63 °F	January 24, 1967
Lowest temperature	-3 °F	January 16, 2004
Highest daily low	50 °F	January 2, 1979
Lowest daily high	12 °F	January 8, 1968
Hottest average high temperature	46.8 °F	2023
Coldest average high temperature	29.5 °F	1981
Most daily precipitation	2.7 inches	January 9, 1953
Most monthly precipitation	8.2 inches	1953

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

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
January 1	42.6	29.5	55	5
January 2	42.5	29.3	55	8
January 3	42.3	29.2	54	11
January 4	42.1	29.0	60	1
January 5	41.9	28.8	57	2
January 6	41.7	28.6	56	7
January 7	41.3	28.2	54	2
January 8	40.9	27.8	55	0
January 9	40.7	27.5	54	2
January 10	40.5	27.4	58	6
January 11	40.3	27.2	54	5
January 12	40.1	27.1	57	2
January 13	40.0	27.0	57	8
January 14	39.8	26.9	55	3
January 15	39.7	26.9	54	1
January 16	39.6	26.8	53	-3
January 17	39.5	26.7	54	2
January 18	39.4	26.7	54	2
January 19	39.4	26.5	51	4
January 20	39.3	26.5	52	9
January 21	39.3	26.5	53	2
January 22	39.3	26.6	53	2
January 23	39.1	26.5	52	-1
January 24	39.1	26.5	63	7
January 25	39.1	26.4	52	4
January 26	38.9	26.3	55	7
January 27	38.8	26.1	53	9
January 28	38.6	26.1	53	5
January 29	38.7	26.0	53	11
January 30	38.7	26.0	52	5
January 31	38.7	26.0	52	5

Weather Station Details

Years	Station	Coordinates
1948–2024	Nantucket Memorial Airport	location