Harrisburg climate

Typical historical weather for Harrisburg, 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 Harrisburg.

Annual average

11.7°C

across all months

Warmest month

28.7°C

Aug average high

Coolest month

2°C

Feb average low

Annual rainfall

1318mm

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

42.5°C

27 June 2021

Coldest day

-11.1°C

6 January 2017

Wettest day

63mm

20 December 2020

Windiest day

7.1m/s

27 December 2022