Blackwell, TX Weather & Growing Conditions
Today
69°F
Sunny
Sunny. High near 69, with temperatures falling to around 66 in the afternoon. South wind 0 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 69°F | Sunny | 0 to 10 mph S | 0% |
| Tonight | 52°F | Clear | 5 to 10 mph SSE | 0% |
| Thursday | 71°F | Sunny | 10 to 15 mph W | 0% |
| Thursday Night | 45°F | Mostly Clear | 10 to 15 mph N | 0% |
| Friday | 63°F | Sunny | 5 to 10 mph NNE | 1% |
| Friday Night | 44°F | Partly Cloudy | 5 mph NE | 2% |
| Saturday | 59°F | Partly Sunny then Slight Chance Rain Showers | 5 mph NNE | 16% |
| Saturday Night | 43°F | Slight Chance Rain Showers then Partly Cloudy | 0 to 5 mph N | 15% |
| Sunday | 63°F | Mostly Sunny | 0 to 5 mph N | 4% |
| Sunday Night | 43°F | Mostly Clear | 0 to 5 mph S | 2% |
| Monday | 66°F | Sunny | 5 mph SSW | 1% |
| Monday Night | 45°F | Mostly Clear | 5 mph SSW | 4% |
| Tuesday | 68°F | Mostly Sunny | 5 to 10 mph SSW | 2% |
| Tuesday Night | 49°F | Partly Cloudy | 5 mph SSW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Blackwell, TX
Last spring frost
Apr 2
First fall frost
Nov 3
Growing season
215 days
Hardiness zone
8a
Explore more for Blackwell, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Merkel 12 Sw, Tx (6.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.