Harman US

Trenton, OH Weather & Growing Conditions

Overnight
61°F
Partly Cloudy
Partly cloudy, with a low around 61. Northeast wind around 6 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 61°F Partly Cloudy 6 mph NE 3%
Saturday 83°F Areas Of Fog then Slight Chance Showers And Thunderstorms 6 mph SE 47%
Saturday Night 67°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 5 mph S 63%
Sunday 84°F Chance Showers And Thunderstorms 2 to 7 mph SW 49%
Sunday Night 63°F Chance Showers And Thunderstorms 8 to 12 mph NE 49%
Monday 75°F Chance Showers And Thunderstorms 12 mph NE 51%
Monday Night 59°F Chance Showers And Thunderstorms 10 to 14 mph NE 49%
Tuesday 73°F Chance Showers And Thunderstorms 12 mph NE 41%
Tuesday Night 59°F Chance Showers And Thunderstorms 7 to 14 mph NE 38%
Wednesday 71°F Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms 9 mph N 24%
Wednesday Night 58°F Slight Chance Showers And Thunderstorms then Mostly Cloudy 6 to 10 mph N 22%
Thursday 72°F Partly Sunny 6 to 9 mph N 10%
Thursday Night 56°F Mostly Cloudy 5 to 9 mph N 10%
Friday 72°F Partly Sunny 6 to 9 mph N 5%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Trenton, OH

Last spring frost
Apr 22
First fall frost
Oct 18
Growing season
178 days
Hardiness zone
6b

Explore more for Trenton, OH: full frost dates · planting calendar · Ohio frost dates

Climate data from the nearest NOAA station, Hamilton Butler Co Rgnl Ap, Oh (9.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.