Cartwright, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cartwright, a community in Bryan County, Oklahoma.
This Afternoon
72°F
Sunny
Sunny, with a high near 72. West wind around 3 mph.
7-day forecast for Cartwright
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Sunny | 3 mph W | 0% |
| Tonight | 50°F | Partly Cloudy | 2 mph SSE | 0% |
| Thursday | 76°F | Sunny | 2 to 8 mph SSE | 3% |
| Thursday Night | 49°F | Chance Rain Showers then Mostly Cloudy | 3 to 9 mph NNE | 35% |
| Friday | 67°F | Mostly Sunny | 12 mph N | 2% |
| Friday Night | 45°F | Mostly Cloudy | 5 to 9 mph NNE | 0% |
| Saturday | 65°F | Mostly Cloudy | 6 mph NNE | 0% |
| Saturday Night | 43°F | Mostly Cloudy | 5 mph NNE | 1% |
| Sunday | 66°F | Mostly Sunny | 3 mph N | 0% |
| Sunday Night | 43°F | Partly Cloudy | 1 mph N | 1% |
| Monday | 70°F | Sunny | 0 to 3 mph WNW | 2% |
| Monday Night | 45°F | Mostly Clear | 2 mph S | 4% |
| Tuesday | 73°F | Sunny | 3 mph SSW | 2% |
| Tuesday Night | 47°F | Mostly Clear | 2 mph S | 1% |
Forecast source: National Weather Service (api.weather.gov) for Cartwright (33.855, -96.557). Updated through the day.
Growing snapshot for Cartwright
Last spring frost
Mar 14
First fall frost
Nov 19
Growing season
250 days
Hardiness zone
8a
More local growing data for Cartwright: nearby ZIP 74731 weather · frost dates · planting calendar · Oklahoma frost dates
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Climate data from the nearest NOAA station, Sherman, Tx (12.1 mi from Cartwright). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.