Marietta climate

Typical historical weather for Marietta, 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 Marietta.

Annual average

10.4°C

across all months

Warmest month

20.5°C

Aug average high

Coolest month

2.4°C

Feb average low

Annual rainfall

1617mm

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

34.6°C

28 June 2021

Coldest day

-12.5°C

12 January 2024

Wettest day

63.2mm

14 November 2021

Windiest day

8.5m/s

14 October 2016