Valliant, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Valliant, a town in Mccurtain County, Oklahoma.
Tonight
49°F
Partly Cloudy
Partly cloudy, with a low around 49. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
7-day forecast for Valliant
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 49°F | Partly Cloudy | 5 to 10 mph NW | 1% |
| Wednesday | 69°F | Sunny | 5 mph W | 0% |
| Wednesday Night | 45°F | Partly Cloudy | 0 mph | 0% |
| Thursday | 73°F | Sunny | 0 to 5 mph SE | 1% |
| Thursday Night | 49°F | Mostly Cloudy | 5 mph NW | 1% |
| Friday | 69°F | Sunny | 5 to 10 mph N | 0% |
| Friday Night | 42°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Saturday | 66°F | Mostly Sunny | 0 to 5 mph N | 0% |
| Saturday Night | 41°F | Partly Cloudy | 0 to 5 mph N | 4% |
| Sunday | 69°F | Sunny | 0 to 5 mph NW | 4% |
| Sunday Night | 39°F | Clear | 0 to 5 mph NW | 1% |
| Monday | 69°F | Sunny | 0 to 5 mph SW | 1% |
| Monday Night | 41°F | Mostly Clear | 0 to 5 mph SE | 0% |
| Tuesday | 73°F | Sunny | 0 to 5 mph S | 1% |
Forecast source: National Weather Service (api.weather.gov) for Valliant (34.008, -95.085). Updated through the day.
Growing snapshot for Valliant
Last spring frost
Mar 31
First fall frost
Nov 3
Growing season
221 days
Hardiness zone
8a
More local growing data for Valliant: nearby ZIP 74750 weather · frost dates · planting calendar · Oklahoma frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Idabel, Ok (11.1 mi from Valliant). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.