Cornish, OK Weather & Growing Conditions
Today
106°F
Sunny
Sunny, with a high near 106. Heat index values as high as 105. South wind 5 to 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 106°F | Sunny | 5 to 8 mph S | 1% |
| Tonight | 77°F | Mostly Clear | 6 to 9 mph SSE | 1% |
| Wednesday | 105°F | Sunny | 6 to 9 mph SSW | 2% |
| Wednesday Night | 77°F | Mostly Clear | 9 mph SSE | 2% |
| Thursday | 104°F | Mostly Sunny | 8 mph SSW | 6% |
| Thursday Night | 76°F | Mostly Clear | 6 to 9 mph SSE | 6% |
| Friday | 101°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 9 mph S | 20% |
| Friday Night | 74°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 6 to 9 mph SSE | 20% |
| Saturday | 101°F | Sunny | 5 to 8 mph S | 8% |
| Saturday Night | 74°F | Mostly Clear | 6 to 9 mph SSE | 8% |
| Sunday | 101°F | Sunny | 6 to 10 mph S | 2% |
| Sunday Night | 75°F | Mostly Clear | 10 mph SSE | 2% |
| Monday | 101°F | Sunny | 7 to 12 mph S | 4% |
| Monday Night | 75°F | Mostly Clear | 12 mph S | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Cornish, OK
Last spring frost
Mar 23
First fall frost
Nov 7
Growing season
226 days
Hardiness zone
8a
Explore more for Cornish, OK: full frost dates · planting calendar · Oklahoma frost dates
Climate data from the nearest NOAA station, Ringling 1N Mesonet, Ok (6.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.