Harman US

Forney, TX Weather & Growing Conditions

This Afternoon
101°F
Sunny
Sunny. High near 101, with temperatures falling to around 99 in the afternoon. Heat index values as high as 101. South southeast wind around 5 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 101°F Sunny 5 mph SSE 0%
Tonight 73°F Clear 5 mph SSE 0%
Saturday 101°F Sunny 5 to 10 mph S 0%
Saturday Night 74°F Mostly Clear 5 to 10 mph S 0%
Sunday 101°F Mostly Sunny 5 to 10 mph S 4%
Sunday Night 75°F Partly Cloudy then Chance Rain Showers 5 mph S 34%
Monday 96°F Chance Rain Showers then Slight Chance Showers And Thunderstorms 5 mph SW 34%
Monday Night 73°F Slight Chance Showers And Thunderstorms then Partly Cloudy 5 mph NE 18%
Tuesday 97°F Mostly Sunny 5 to 10 mph NNE 11%
Tuesday Night 72°F Partly Cloudy 5 to 10 mph NE 9%
Wednesday 96°F Mostly Sunny 10 mph NE 8%
Wednesday Night 72°F Partly Cloudy 5 to 10 mph ENE 5%
Thursday 96°F Mostly Sunny 5 to 10 mph ENE 3%
Thursday Night 71°F Partly Cloudy 5 to 10 mph ENE 3%

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

Growing snapshot for Forney, TX

Last spring frost
Mar 11
First fall frost
Nov 18
Growing season
250 days
Hardiness zone
8b

Explore more for Forney, TX: full frost dates · planting calendar · Texas frost dates

Climate data from the nearest NOAA station, Terrell Muni Ap, Tx (11 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.