Acton climate

Typical historical weather for Acton, 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 Acton.

Annual average

9.1°C

across all months

Warmest month

27.9°C

Jul average high

Coolest month

-8.2°C

Jan average low

Annual rainfall

1214mm

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

37.2°C

24 June 2025

Coldest day

-27.7°C

4 February 2023

Wettest day

84.6mm

11 December 2024

Windiest day

8.2m/s

2 March 2021