Nantucket climate

Typical historical weather for Nantucket, United States, averaged across 10 years of hourly climate data. Pick a date for a specific day.

Want today's actual conditions instead? See the current forecast for Nantucket.

Annual average

11.1°C

across all months

Warmest month

21.2°C

Aug average high

Coolest month

1°C

Jan average low

Annual rainfall

1277mm

total per year

Monthly averages

Average daily high/low temperature (band) and monthly rainfall (bars).

● Avg high● Avg low▮ Rainfall

Records on file

Hottest day

24.8°C

14 August 2016

Coldest day

-17.3°C

4 February 2023

Wettest day

89.8mm

12 October 2018

Windiest day

19.2m/s

3 March 2018