Clarksville, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Clarksville, a city in Red River County, Texas.
Today
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 103. Southeast wind around 5 mph.
7-day forecast for Clarksville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Sunny | 5 mph SE | 6% |
| Tonight | 75°F | Mostly Clear | 5 mph SE | 6% |
| Wednesday | 99°F | Sunny | 5 to 10 mph S | 3% |
| Wednesday Night | 77°F | Partly Cloudy | 5 mph S | 2% |
| Thursday | 99°F | Mostly Sunny | 5 to 10 mph S | 4% |
| Thursday Night | 76°F | Partly Cloudy | 5 to 10 mph S | 5% |
| Friday | 95°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 16% |
| Friday Night | 74°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph SE | 16% |
| Saturday | 95°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph S | 15% |
| Saturday Night | 74°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SE | 15% |
| Sunday | 95°F | Sunny | 5 to 10 mph S | 5% |
| Sunday Night | 74°F | Mostly Clear | 5 to 10 mph S | 6% |
| Monday | 96°F | Mostly Sunny | 5 to 10 mph S | 6% |
| Monday Night | 75°F | Partly Cloudy | 10 mph S | 8% |
Forecast source: National Weather Service (api.weather.gov) for Clarksville (33.611, -95.056). Updated through the day.
Growing snapshot for Clarksville
Last spring frost
Mar 20
First fall frost
Nov 10
Growing season
233 days
Hardiness zone
8a
More local growing data for Clarksville: nearby ZIP 75426 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Clarksville 2Ne, Tx (4.1 mi from Clarksville). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.