Island, KY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Island, a city in Mclean County, Kentucky.
This Afternoon
79°F
Mostly Sunny
Mostly sunny. High near 79, with temperatures falling to around 77 in the afternoon. South wind around 16 mph, with gusts as high as 24 mph.
7-day forecast for Island
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 79°F | Mostly Sunny | 16 mph S | 2% |
| Tonight | 61°F | Showers And Thunderstorms | 10 to 16 mph S | 100% |
| Wednesday | 73°F | Rain Showers Likely then Partly Sunny | 8 to 12 mph SW | 60% |
| Wednesday Night | 46°F | Partly Cloudy | 2 to 6 mph SW | 0% |
| Thursday | 70°F | Sunny | 2 to 8 mph SW | 0% |
| Thursday Night | 44°F | Partly Cloudy | 3 mph WNW | 1% |
| Friday | 64°F | Partly Sunny | 1 to 10 mph NNW | 5% |
| Friday Night | 39°F | Mostly Cloudy | 3 to 7 mph NNW | 1% |
| Saturday | 58°F | Mostly Sunny | 3 to 7 mph NNW | 0% |
| Saturday Night | 34°F | Partly Cloudy | 0 to 3 mph NW | 1% |
| Sunday | 61°F | Mostly Sunny | 0 to 7 mph W | 6% |
| Sunday Night | 33°F | Mostly Clear | 1 to 5 mph W | 8% |
| Monday | 64°F | Sunny | 2 to 8 mph W | 5% |
| Monday Night | 35°F | Mostly Clear | 5 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Island (37.443, -87.147). Updated through the day.
Growing snapshot for Island
Last spring frost
Apr 2
First fall frost
Nov 1
Growing season
211 days
Hardiness zone
7a
More local growing data for Island: nearby ZIP 42350 weather · frost dates · planting calendar · Kentucky frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Calhoun Lock 2, Ky (6.9 mi from Island). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.