Nortonville, KY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Nortonville, a city in Hopkins County, Kentucky.
This Afternoon
98°F
Sunny
Sunny. High near 98, with temperatures falling to around 96 in the afternoon. West northwest wind around 6 mph.
7-day forecast for Nortonville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 98°F | Sunny | 6 mph WNW | 11% |
| Tonight | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 2 mph E | 17% |
| Saturday | 97°F | Sunny | 1 to 5 mph SW | 10% |
| Saturday Night | 72°F | Mostly Clear | 3 mph SSW | 6% |
| Sunday | 97°F | Sunny | 3 to 7 mph WSW | 0% |
| Sunday Night | 70°F | Partly Cloudy | 3 mph NE | 2% |
| Monday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 6 mph NNE | 29% |
| Monday Night | 65°F | Chance Showers And Thunderstorms | 6 mph NNE | 40% |
| Tuesday | 82°F | Chance Showers And Thunderstorms | 5 to 9 mph N | 30% |
| Tuesday Night | 60°F | Slight Chance Showers And Thunderstorms | 3 to 9 mph N | 20% |
| Wednesday | 79°F | Slight Chance Rain Showers then Mostly Sunny | 3 to 7 mph N | 20% |
| Wednesday Night | 58°F | Partly Cloudy | 2 to 6 mph N | 10% |
| Thursday | 78°F | Mostly Sunny | 2 to 7 mph N | 6% |
| Thursday Night | 58°F | Partly Cloudy | 2 to 6 mph NNE | 6% |
Forecast source: National Weather Service (api.weather.gov) for Nortonville (37.185, -87.455). Updated through the day.
Growing snapshot for Nortonville
Last spring frost
Apr 2
First fall frost
Nov 1
Growing season
212 days
Hardiness zone
7a
More local growing data for Nortonville: nearby ZIP 42442 weather · frost dates · planting calendar · Kentucky frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Madisonville, Ky (11.8 mi from Nortonville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.