Thomas, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Thomas, a city in Custer County, Oklahoma.
Today
66°F
Sunny
Sunny, with a high near 66. Southwest wind around 7 mph.
7-day forecast for Thomas
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 66°F | Sunny | 7 mph SW | 0% |
| Tonight | 48°F | Mostly Clear | 7 mph SSE | 2% |
| Thursday | 58°F | Rain Showers Likely | 5 to 15 mph ENE | 69% |
| Thursday Night | 40°F | Mostly Clear | 6 to 13 mph N | 13% |
| Friday | 59°F | Sunny | 8 mph NNE | 0% |
| Friday Night | 39°F | Mostly Cloudy | 2 to 6 mph NE | 0% |
| Saturday | 60°F | Mostly Sunny | 5 mph ENE | 0% |
| Saturday Night | 40°F | Partly Cloudy | 3 mph NNE | 1% |
| Sunday | 65°F | Sunny | 5 mph N | 0% |
| Sunday Night | 42°F | Clear | 5 mph S | 0% |
| Monday | 68°F | Sunny | 5 to 10 mph SSW | 1% |
| Monday Night | 46°F | Mostly Clear | 8 mph SSW | 1% |
| Tuesday | 68°F | Sunny | 6 to 10 mph SSW | 1% |
| Tuesday Night | 49°F | Partly Cloudy | 7 mph S | 1% |
Forecast source: National Weather Service (api.weather.gov) for Thomas (35.745, -98.745). Updated through the day.
Growing snapshot for Thomas
Last spring frost
Apr 6
First fall frost
Nov 3
Growing season
211 days
Hardiness zone
7b
More local growing data for Thomas: nearby ZIP 73669 weather · frost dates · planting calendar · Oklahoma frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Watonga 7W Mesonet, Ok (13.7 mi from Thomas). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.