Chickasha, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Chickasha, a city in Grady County, Oklahoma.
Today
105°F
Sunny
Sunny, with a high near 105. Heat index values as high as 103. South wind 7 to 10 mph.
7-day forecast for Chickasha
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 105°F | Sunny | 7 to 10 mph S | 0% |
| Tonight | 76°F | Mostly Clear | 9 mph S | 2% |
| Wednesday | 104°F | Sunny | 6 to 13 mph SSW | 2% |
| Wednesday Night | 76°F | Mostly Clear | 8 to 12 mph S | 2% |
| Thursday | 102°F | Mostly Sunny | 7 to 12 mph SSW | 13% |
| Thursday Night | 74°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 6 to 12 mph SSE | 16% |
| Friday | 100°F | Chance Showers And Thunderstorms | 6 to 10 mph S | 27% |
| Friday Night | 72°F | Slight Chance Showers And Thunderstorms | 6 to 12 mph SSE | 20% |
| Saturday | 100°F | Sunny | 6 to 10 mph S | 12% |
| Saturday Night | 73°F | Mostly Clear | 7 to 12 mph S | 3% |
| Sunday | 100°F | Sunny | 7 to 13 mph S | 2% |
| Sunday Night | 73°F | Clear | 13 mph S | 0% |
| Monday | 100°F | Sunny | 10 to 15 mph S | 1% |
| Monday Night | 75°F | Mostly Clear | 15 mph S | 1% |
Forecast source: National Weather Service (api.weather.gov) for Chickasha (35.041, -97.947). Updated through the day.
Growing snapshot for Chickasha
Last spring frost
Apr 4
First fall frost
Nov 1
Growing season
211 days
Hardiness zone
7b
More local growing data for Chickasha: nearby ZIP 73018 weather · frost dates · planting calendar · Oklahoma frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Chickasha Exp Station, Ok (1.3 mi from Chickasha). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.