Nantucket Weather Records

Nantucket, Massachusetts weather averages and records from 1948–2024 based on data made available by the NOAA.
All-Time Recorded High
The highest temperature ever recorded in Nantucket, Massachusetts was 100 °F which occurred on August 2, 1975.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Nantucket, Massachusetts was -3 °F which occurred on February 4, 2023.
Lowest Temperatures: All-Time By Year
Nantucket Weather by Month
Averages based on the years 1991–2020
Month Average (°F) Record (°F) Average (inches)
High ☀️ Low 🌙 High ☀️ Low 🌙 Precipitation 💧
January 39.6 26.8 63 -3 3.1
February 40.2 27.2 61 -3 2.8
March 44.5 31.6 66 7 3.8
April 52.4 39.0 83 20 3.5
May 60.9 47.3 85 28 3.2
June 68.7 55.8 92 35 2.9
July 75.6 62.8 92 47 2.4
August 76.0 62.9 100 39 2.9
September 70.9 57.3 86 34 3.6
October 62.0 49.0 83 22 4.5
November 53.0 40.1 74 16 3.7
December 45.2 32.0 66 -3 3.8
Entire year 57.5 44.4 100 -3 39.7
More Nantucket Weather Records
1948–2024
Highest daily low 77 °F August 9, 2022
Lowest daily high 12 °F January 8, 1968
Greatest daily range
(Difference of high and low)
44 °F December 30, 1962
Greatest difference in daily high
over two conscutive days
33 °F Jan 7–8, 1968
Most daily precipitation 6.5 inches May 25, 1967
Most monthly precipitation 11.1 inches September 2017
Most yearly precipitation 60.4 inches 1958
Most yearly days with precipitation 158 2000
Earliest freeze October 6 1965
Earliest day ≥ 70 °F April 12 1977
Earliest day ≥ 80 °F April 17 2012
Latest freeze May 27 1972
Latest day ≥ 70 °F November 9 1975
Latest day ≥ 80 °F October 10 2011
Most days in a year < 0 °F 1 2023
Most days in a year < 32 °F 113 1966
Most days in a year ≥ 80 °F 40 2022
Most days in a year ≥ 90 °F 3 1948
Most days in a year ≥ 100 °F 1 1975
Nantucket Weather Streaks
Most consecutive days...
With precipitation 10 days Jun 27 – Jul 6, 2013
Without precipitation 46 days Feb 28 – Apr 14, 2021
High temperature at or
below freezing
16 days Jan 19 – Feb 3, 1961
High temperature ≥ 80 °F 13 days Jul 19–31, 2022
High temperature ≥ 90 °F 3 days Aug 26–28, 1948
Plant Hardiness Zone
7B
Nantucket is in plant hardiness zone 7B
based on average yearly minimum temperature from 1991–2020
Facts About Nantucket Weather
Nantucket Weather by Year
More Nantucket Weather
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Weather Station Details
Years Station Coordinates
1948–2024 Nantucket Memorial Airport location