Cyril, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cyril, a town in Caddo County, Oklahoma.
Overnight
44°F
Clear
Clear, with a low around 44. West northwest wind around 3 mph.
7-day forecast for Cyril
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 44°F | Clear | 3 mph WNW | 0% |
| Wednesday | 68°F | Sunny | 6 mph WSW | 0% |
| Wednesday Night | 48°F | Mostly Clear | 6 mph SSE | 0% |
| Thursday | 66°F | Partly Sunny then Chance Rain Showers | 6 to 16 mph NNW | 33% |
| Thursday Night | 42°F | Slight Chance Rain Showers then Partly Cloudy | 6 to 14 mph N | 18% |
| Friday | 61°F | Sunny | 6 to 9 mph N | 0% |
| Friday Night | 39°F | Partly Cloudy | 2 to 6 mph NNE | 0% |
| Saturday | 61°F | Mostly Sunny | 5 mph NNE | 2% |
| Saturday Night | 40°F | Partly Cloudy | 2 mph N | 1% |
| Sunday | 66°F | Sunny | 5 mph N | 0% |
| Sunday Night | 40°F | Clear | 2 mph SSE | 0% |
| Monday | 69°F | Sunny | 2 to 8 mph S | 1% |
| Monday Night | 44°F | Mostly Clear | 6 mph S | 0% |
| Tuesday | 70°F | Sunny | 5 to 9 mph S | 2% |
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.