Plymouth climate

Typical historical weather for Plymouth, 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 Plymouth.

Annual average

17.1°C

across all months

Warmest month

31.4°C

Jul average high

Coolest month

1.7°C

Jan average low

Annual rainfall

1262mm

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

37.3°C

25 June 2025

Coldest day

-18.2°C

7 January 2018

Wettest day

101.2mm

12 November 2020

Windiest day

9.4m/s

2 March 2018