Hartford climate

Typical historical weather for Hartford, 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 Hartford.

Annual average

9°C

across all months

Warmest month

28.8°C

Jul average high

Coolest month

-11.4°C

Jan average low

Annual rainfall

792mm

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

38.6°C

22 August 2023

Coldest day

-33.6°C

18 December 2016

Wettest day

97.6mm

17 June 2024

Windiest day

12.8m/s

22 February 2023