Derry climate

Typical historical weather for Derry, 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 Derry.

Annual average

11°C

across all months

Warmest month

27.2°C

Jul average high

Coolest month

-5.5°C

Jan average low

Annual rainfall

1390mm

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

33.3°C

10 August 2020

Coldest day

-26.2°C

7 January 2018

Wettest day

75.8mm

9 September 2018

Windiest day

8.1m/s

29 December 2025