Highest Daily Low Temperatures in Nantucket History

This is a list of the hottest daily low temperatures ever recorded in Nantucket, Massachusetts history from 1948–2024 based on data from the NOAA.

Highest temperatures all-time

Record for the highest daily low temperature in Nantucket

The highest low temperature for a calendar day in Nantucket, Massachusetts history was 77 °F which has happened twice, most recently on Tuesday August 9, 2022.

Rank	Temperature	Date
1	77 °F	August 9, 2022
1	77 °F	August 8, 2022
3	76 °F	August 7, 2022
3	76 °F	August 2, 1975
5	75 °F	July 25, 2022
5	75 °F	August 4, 1974
7	74 °F	August 6, 2022
7	74 °F	August 5, 2022
7	74 °F	July 29, 2022
7	74 °F	August 12, 2021
7	74 °F	August 2, 2006
7	74 °F	August 17, 1978
7	74 °F	August 8, 1978
14	73 °F	July 24, 2022
14	73 °F	August 22, 2021
14	73 °F	August 14, 2021
14	73 °F	August 13, 2021
14	73 °F	August 11, 2021
14	73 °F	August 3, 2020
14	73 °F	July 28, 2020
14	73 °F	August 7, 1978
14	73 °F	August 5, 1974
14	73 °F	September 8, 1971