Foster, OK Weather & Growing Conditions
Overnight
46°F
Clear
Clear, with a low around 46. West northwest wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 46°F | Clear | 3 mph WNW | 0% |
| Wednesday | 68°F | Sunny | 3 mph WSW | 0% |
| Wednesday Night | 48°F | Mostly Clear | 3 mph SSE | 0% |
| Thursday | 68°F | Mostly Sunny then Slight Chance Rain Showers | 3 to 12 mph S | 18% |
| Thursday Night | 45°F | Slight Chance Rain Showers then Partly Cloudy | 5 to 14 mph N | 21% |
| Friday | 62°F | Sunny | 8 mph N | 0% |
| Friday Night | 41°F | Partly Cloudy | 5 mph NNE | 0% |
| Saturday | 61°F | Mostly Sunny | 3 mph NNE | 2% |
| Saturday Night | 41°F | Partly Cloudy | 2 mph N | 1% |
| Sunday | 66°F | Mostly Sunny | 2 mph N | 0% |
| Sunday Night | 41°F | Mostly Clear | 1 mph W | 0% |
| Monday | 68°F | Sunny | 3 mph SSW | 0% |
| Monday Night | 44°F | Mostly Clear | 2 mph S | 1% |
| Tuesday | 70°F | Sunny | 2 to 6 mph S | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Foster, OK
Last spring frost
Mar 28
First fall frost
Nov 7
Growing season
227 days
Hardiness zone
7b
Explore more for Foster, OK: full frost dates · planting calendar · Oklahoma frost dates
Climate data from the nearest NOAA station, Velma 7Nw Mesonet, Ok (12.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.