Harper, TX Weather & Growing Conditions
Overnight
49°F
Clear
Clear, with a low around 49. North wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 49°F | Clear | 0 to 5 mph N | 0% |
| Wednesday | 71°F | Sunny | 0 to 5 mph ESE | 0% |
| Wednesday Night | 52°F | Mostly Clear | 5 to 10 mph SSE | 0% |
| Thursday | 75°F | Sunny | 10 mph WSW | 2% |
| Thursday Night | 49°F | Mostly Clear | 5 to 10 mph NNW | 0% |
| Friday | 66°F | Sunny | 5 to 10 mph N | 0% |
| Friday Night | 47°F | Partly Cloudy | 5 mph NNE | 6% |
| Saturday | 62°F | Slight Chance Rain Showers then Partly Sunny | 5 to 10 mph NNE | 15% |
| Saturday Night | 46°F | Mostly Cloudy | 5 mph NNE | 9% |
| Sunday | 64°F | Mostly Sunny | 5 to 10 mph N | 7% |
| Sunday Night | 44°F | Mostly Clear | 0 to 5 mph SSE | 5% |
| Monday | 67°F | Sunny | 5 mph S | 4% |
| Monday Night | 46°F | Mostly Clear | 5 mph S | 2% |
| Tuesday | 69°F | Mostly Sunny | 5 to 10 mph S | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Harper, TX
Last spring frost
Mar 15
First fall frost
Nov 15
Growing season
243 days
Hardiness zone
8a
Explore more for Harper, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Harper 3Ene, Tx (6.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.