Harman US

Harper, TX Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Harper, a community in Kimble County, Texas.

Tonight
70°F
Partly Cloudy
Partly cloudy, with a low around 70. South southeast wind 5 to 10 mph.

7-day forecast for Harper

WhenTempForecastWindPrecip
Tonight 70°F Partly Cloudy 5 to 10 mph SSE 1%
Saturday 92°F Sunny 5 to 10 mph SSE 1%
Saturday Night 69°F Mostly Clear 10 mph SSE 2%
Sunday 93°F Mostly Sunny 5 to 10 mph S 6%
Sunday Night 70°F Chance Showers And Thunderstorms 5 mph SSE 26%
Monday 92°F Chance Rain Showers then Chance Showers And Thunderstorms 5 mph SE 26%
Monday Night 69°F Chance Showers And Thunderstorms then Mostly Clear 5 mph ESE 25%
Tuesday 91°F Mostly Sunny then Slight Chance Showers And Thunderstorms 0 to 10 mph ESE 18%
Tuesday Night 69°F Slight Chance Showers And Thunderstorms then Partly Cloudy 5 to 10 mph ESE 18%
Wednesday 91°F Mostly Sunny 5 to 10 mph E 10%
Wednesday Night 69°F Partly Cloudy 5 to 10 mph ESE 6%
Thursday 91°F Mostly Sunny 5 to 10 mph ESE 5%
Thursday Night 68°F Partly Cloudy 5 to 10 mph ESE 7%
Friday 90°F Mostly Sunny 5 to 10 mph ESE 6%

Forecast source: National Weather Service (api.weather.gov) for Harper (30.266, -99.273). Updated through the day.

Growing snapshot for Harper

Last spring frost
Mar 15
First fall frost
Nov 15
Growing season
243 days
Hardiness zone
8a

More local growing data for Harper: nearby ZIP 78631 weather · frost dates · planting calendar · Texas frost dates

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Climate data from the nearest NOAA station, Harper 3Ene, Tx (6.5 mi from Harper). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.