Dewar, OK Weather & Growing Conditions
Today
98°F
Mostly Sunny
Mostly sunny, with a high near 98. South wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 98°F | Mostly Sunny | 5 to 10 mph S | 0% |
| Tonight | 73°F | Mostly Clear | 5 to 10 mph S | 4% |
| Sunday | 94°F | Chance Showers And Thunderstorms | 5 to 10 mph S | 45% |
| Sunday Night | 67°F | Chance Showers And Thunderstorms | 0 to 5 mph NW | 70% |
| Monday | 87°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph N | 70% |
| Monday Night | 62°F | Partly Cloudy | 5 mph N | 9% |
| Tuesday | 82°F | Mostly Sunny | 5 to 10 mph N | 9% |
| Tuesday Night | 59°F | Partly Cloudy | 5 mph NE | 4% |
| Wednesday | 84°F | Mostly Sunny | 5 mph NE | 7% |
| Wednesday Night | 60°F | Partly Cloudy | 0 to 5 mph NE | 5% |
| Thursday | 86°F | Mostly Sunny | 0 to 5 mph E | 7% |
| Thursday Night | 61°F | Partly Cloudy | 0 mph | 7% |
| Friday | 86°F | Partly Sunny | 0 to 5 mph E | 12% |
| Friday Night | 63°F | Partly Cloudy | 0 mph | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Dewar, OK
Last spring frost
Apr 8
First fall frost
Oct 28
Growing season
203 days
Hardiness zone
7b
Explore more for Dewar, OK: full frost dates · planting calendar · Oklahoma frost dates
Climate data from the nearest NOAA station, Okmulgee Wtr Wks, Ok (14.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.