Trenton climate

Typical historical weather for Trenton, 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 Trenton.

Annual average

12.8°C

across all months

Warmest month

30.7°C

Jul average high

Coolest month

-6.7°C

Jan average low

Annual rainfall

1050mm

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

38.4°C

15 June 2016

Coldest day

-28.5°C

30 January 2019

Wettest day

95.9mm

3 June 2025

Windiest day

9.7m/s

5 March 2025