Harker Heights, TX Weather & Growing Conditions
Today
73°F
Sunny
Sunny. High near 73, with temperatures falling to around 71 in the afternoon. North northwest wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Sunny | 0 to 5 mph NNW | 0% |
| Tonight | 53°F | Mostly Clear then Patchy Fog | 0 to 5 mph SE | 0% |
| Thursday | 78°F | Patchy Fog then Sunny | 0 to 10 mph SSW | 0% |
| Thursday Night | 53°F | Partly Cloudy | 5 to 10 mph NW | 5% |
| Friday | 70°F | Sunny | 10 to 15 mph N | 0% |
| Friday Night | 50°F | Partly Cloudy | 5 mph N | 0% |
| Saturday | 66°F | Partly Sunny | 5 to 10 mph N | 9% |
| Saturday Night | 47°F | Slight Chance Rain Showers | 0 to 5 mph N | 22% |
| Sunday | 65°F | Mostly Sunny | 5 mph N | 6% |
| Sunday Night | 44°F | Mostly Clear | 0 mph | 4% |
| Monday | 68°F | Sunny | 0 to 5 mph WSW | 3% |
| Monday Night | 46°F | Mostly Clear | 0 to 5 mph S | 2% |
| Tuesday | 72°F | Mostly Sunny | 0 to 5 mph S | 4% |
| Tuesday Night | 49°F | Partly Cloudy | 0 to 5 mph S | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Harker Heights, TX
Last spring frost
Mar 14
First fall frost
Nov 17
Growing season
247 days
Hardiness zone
8b
Explore more for Harker Heights, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Killeen, Tx (3.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.