Oak Grove, KY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Oak Grove, a city in Christian County, Kentucky.
Today
87°F
Sunny
Sunny. High near 87, with temperatures falling to around 85 in the afternoon. North northeast wind 3 to 7 mph.
7-day forecast for Oak Grove
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Sunny | 3 to 7 mph NNE | 1% |
| Tonight | 67°F | Mostly Clear | 1 to 6 mph NNE | 1% |
| Wednesday | 89°F | Sunny | 0 to 3 mph NW | 4% |
| Wednesday Night | 69°F | Mostly Clear | 2 mph S | 8% |
| Thursday | 91°F | Sunny | 6 mph SSW | 7% |
| Thursday Night | 72°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph S | 15% |
| Friday | 91°F | Chance Showers And Thunderstorms | 7 mph SSW | 29% |
| Friday Night | 71°F | Chance Showers And Thunderstorms | 5 mph SSW | 29% |
| Saturday | 90°F | Chance Showers And Thunderstorms | 2 to 6 mph SSW | 41% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 3 mph S | 41% |
| Sunday | 90°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 mph SSW | 24% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 mph SSW | 24% |
| Monday | 91°F | Mostly Sunny | 6 mph SW | 10% |
| Monday Night | 73°F | Partly Cloudy | 5 mph SSW | 10% |
Forecast source: National Weather Service (api.weather.gov) for Oak Grove (36.674, -87.423). Updated through the day.
Growing snapshot for Oak Grove
Last spring frost
Apr 6
First fall frost
Oct 28
Growing season
204 days
Hardiness zone
7a
More local growing data for Oak Grove: nearby ZIP 42262 weather · frost dates · planting calendar · Kentucky frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Clarksville Outlaw Ap, Tn (4.9 mi from Oak Grove). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.