Hennessey, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hennessey, a town in Kingfisher County, Oklahoma.
This Afternoon
61°F
Mostly Sunny
Mostly sunny, with a high near 61. Northwest wind 14 to 17 mph, with gusts as high as 26 mph.
7-day forecast for Hennessey
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 61°F | Mostly Sunny | 14 to 17 mph NW | 1% |
| Tonight | 46°F | Mostly Clear | 5 to 12 mph NW | 0% |
| Wednesday | 65°F | Sunny | 2 to 6 mph W | 0% |
| Wednesday Night | 48°F | Mostly Clear | 3 mph S | 4% |
| Thursday | 58°F | Rain Showers | 3 to 10 mph NNE | 84% |
| Thursday Night | 41°F | Mostly Clear | 6 mph NNW | 9% |
| Friday | 60°F | Sunny | 6 mph N | 0% |
| Friday Night | 40°F | Partly Cloudy | 3 mph NNE | 0% |
| Saturday | 62°F | Mostly Sunny | 2 mph WNW | 2% |
| Saturday Night | 41°F | Mostly Clear | 0 to 3 mph SW | 3% |
| Sunday | 66°F | Sunny | 3 mph WSW | 1% |
| Sunday Night | 43°F | Clear | 6 mph S | 1% |
| Monday | 69°F | Sunny | 6 to 9 mph SSW | 0% |
| Monday Night | 47°F | Mostly Clear | 6 mph SSW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Hennessey (36.106, -97.899). Updated through the day.
Growing snapshot for Hennessey
Last spring frost
Apr 14
First fall frost
Oct 30
Growing season
198 days
Hardiness zone
7a
More local growing data for Hennessey: nearby ZIP 73742 weather · frost dates · planting calendar · Oklahoma frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Hennessey 4 Ese, Ok (4.9 mi from Hennessey). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.