Harker Heights, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Harker Heights, a city in Bell County, Texas.
Overnight
74°F
Partly Cloudy
Partly cloudy, with a low around 74. South wind 5 to 10 mph.
7-day forecast for Harker Heights
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 74°F | Partly Cloudy | 5 to 10 mph S | 0% |
| Sunday | 98°F | Mostly Sunny | 5 mph S | 1% |
| Sunday Night | 75°F | Partly Cloudy | 5 mph SSE | 5% |
| Monday | 98°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SSE | 16% |
| Monday Night | 75°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph ESE | 16% |
| Tuesday | 96°F | Mostly Sunny | 0 to 10 mph N | 12% |
| Tuesday Night | 74°F | Partly Cloudy | 5 to 10 mph NE | 11% |
| Wednesday | 97°F | Sunny | 5 to 10 mph NE | 5% |
| Wednesday Night | 74°F | Partly Cloudy | 0 to 10 mph E | 4% |
| Thursday | 96°F | Mostly Sunny | 0 to 10 mph E | 1% |
| Thursday Night | 72°F | Partly Cloudy | 0 to 10 mph ESE | 1% |
| Friday | 96°F | Mostly Sunny | 0 to 10 mph E | 1% |
| Friday Night | 72°F | Partly Cloudy | 0 to 10 mph SE | 1% |
| Saturday | 97°F | Mostly Sunny | 0 to 5 mph ENE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Harker Heights (31.057, -97.644). Updated through the day.
Growing snapshot for Harker Heights
Last spring frost
Mar 14
First fall frost
Nov 17
Growing season
247 days
Hardiness zone
8b
More local growing data for Harker Heights: nearby ZIP 76548 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Bartlett
Belton
Fort Hood
Holland
Killeen
Little River-Academy
Moody
Morgan's Point Resort
Nolanville
Pendleton
Rogers
Salado
Temple
Troy
Climate data from the nearest NOAA station, Killeen, Tx (3.1 mi from Harker Heights). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.