Dewey, OK Weather & Growing Conditions
Tonight
73°F
Mostly Clear
Mostly clear, with a low around 73. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 73°F | Mostly Clear | 5 mph S | 0% |
| Saturday | 99°F | Sunny | 5 to 15 mph S | 2% |
| Saturday Night | 72°F | Partly Cloudy then Chance Showers And Thunderstorms | 5 to 10 mph S | 39% |
| Sunday | 89°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 10 mph S | 69% |
| Sunday Night | 65°F | Showers And Thunderstorms Likely | 5 mph NE | 68% |
| Monday | 83°F | Chance Showers And Thunderstorms | 5 to 10 mph N | 51% |
| Monday Night | 59°F | Partly Cloudy | 5 to 10 mph NE | 7% |
| Tuesday | 79°F | Mostly Sunny | 10 mph NE | 5% |
| Tuesday Night | 55°F | Partly Cloudy | 5 to 10 mph NE | 2% |
| Wednesday | 80°F | Mostly Sunny | 5 mph NE | 5% |
| Wednesday Night | 58°F | Partly Cloudy | 5 mph NE | 6% |
| Thursday | 82°F | Chance Rain Showers | 5 mph NE | 25% |
| Thursday Night | 61°F | Mostly Cloudy | 5 mph NE | 14% |
| Friday | 81°F | Slight Chance Rain Showers | 5 mph E | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Dewey, OK
Last spring frost
Apr 11
First fall frost
Oct 24
Growing season
195 days
Hardiness zone
7a
Explore more for Dewey, OK: full frost dates · planting calendar · Oklahoma frost dates
Climate data from the nearest NOAA station, Bartlesville 3, Ok (7.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.