Cyril, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cyril, a town in Caddo County, Oklahoma.
Tonight
44°F
Mostly Clear
Mostly clear, with a low around 44. Northwest wind 3 to 7 mph.
7-day forecast for Cyril
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 44°F | Mostly Clear | 3 to 7 mph NW | 0% |
| Wednesday | 68°F | Sunny | 5 mph W | 0% |
| Wednesday Night | 47°F | Mostly Clear | 6 mph SSE | 0% |
| Thursday | 64°F | Chance Rain Showers | 5 to 15 mph NW | 40% |
| Thursday Night | 41°F | Mostly Clear | 3 to 9 mph N | 14% |
| Friday | 63°F | Sunny | 5 to 8 mph N | 0% |
| Friday Night | 40°F | Partly Cloudy | 1 to 5 mph NNE | 0% |
| Saturday | 64°F | Mostly Sunny | 1 to 5 mph N | 2% |
| Saturday Night | 41°F | Mostly Clear | 2 mph WNW | 3% |
| Sunday | 68°F | Sunny | 5 mph W | 0% |
| Sunday Night | 41°F | Clear | 3 mph S | 1% |
| Monday | 70°F | Sunny | 3 to 10 mph SSW | 1% |
| Monday Night | 45°F | Mostly Clear | 6 mph S | 1% |
| Tuesday | 72°F | Sunny | 6 to 10 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov) for Cyril (34.898, -98.203). Updated through the day.
Growing snapshot for Cyril
Last spring frost
Apr 3
First fall frost
Nov 3
Growing season
213 days
Hardiness zone
7b
More local growing data for Cyril: nearby ZIP 73029 weather · frost dates · planting calendar · Oklahoma frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Apache 4Ene Mesonet, Ok (4.8 mi from Cyril). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.