Clinton, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Clinton, a city in Custer County, Oklahoma.
Tonight
75°F
Mostly Clear
Mostly clear, with a low around 75. South wind 10 to 14 mph, with gusts as high as 21 mph.
7-day forecast for Clinton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 75°F | Mostly Clear | 10 to 14 mph S | 1% |
| Saturday | 100°F | Sunny | 10 to 15 mph SSW | 6% |
| Saturday Night | 74°F | Chance Showers And Thunderstorms | 10 to 14 mph S | 28% |
| Sunday | 97°F | Slight Chance Showers And Thunderstorms | 9 mph S | 50% |
| Sunday Night | 65°F | Chance Showers And Thunderstorms | 9 mph NNE | 51% |
| Monday | 87°F | Slight Chance Rain Showers then Mostly Sunny | 12 mph NNE | 23% |
| Monday Night | 63°F | Partly Cloudy then Slight Chance Rain Showers | 8 to 12 mph NE | 18% |
| Tuesday | 83°F | Slight Chance Rain Showers | 10 mph ENE | 19% |
| Tuesday Night | 61°F | Slight Chance Rain Showers | 7 to 10 mph ENE | 19% |
| Wednesday | 85°F | Slight Chance Rain Showers | 8 mph E | 19% |
| Wednesday Night | 63°F | Mostly Cloudy then Chance Rain Showers | 5 to 8 mph E | 27% |
| Thursday | 85°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 7 mph ESE | 36% |
| Thursday Night | 65°F | Slight Chance Showers And Thunderstorms | 7 mph ESE | 24% |
| Friday | 86°F | Chance Rain Showers | 5 to 8 mph SE | 29% |
Forecast source: National Weather Service (api.weather.gov) for Clinton (35.507, -98.971). Updated through the day.
Growing snapshot for Clinton
Last spring frost
Apr 13
First fall frost
Oct 28
Growing season
197 days
Hardiness zone
7b
More local growing data for Clinton: nearby ZIP 73601 weather · frost dates · planting calendar · Oklahoma frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Clinton, Ok (1.8 mi from Clinton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.