St. Joseph, KY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for St. Joseph, a community in Daviess County, Kentucky.
This Afternoon
79°F
Mostly Sunny
Mostly sunny. High near 79, with temperatures falling to around 76 in the afternoon. South wind around 18 mph, with gusts as high as 25 mph.
7-day forecast for St. Joseph
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 79°F | Mostly Sunny | 18 mph S | 2% |
| Tonight | 61°F | Rain Showers | 12 to 18 mph S | 100% |
| Wednesday | 72°F | Chance Rain Showers then Partly Sunny | 9 to 14 mph SW | 45% |
| Wednesday Night | 46°F | Partly Cloudy | 3 to 7 mph SW | 0% |
| Thursday | 69°F | Sunny | 3 to 9 mph SW | 0% |
| Thursday Night | 45°F | Partly Cloudy | 1 to 5 mph WNW | 1% |
| Friday | 63°F | Partly Sunny | 2 to 10 mph NNW | 6% |
| Friday Night | 39°F | Partly Cloudy | 3 to 9 mph NNW | 2% |
| Saturday | 58°F | Mostly Sunny | 3 to 7 mph NNW | 1% |
| Saturday Night | 35°F | Partly Cloudy | 0 to 3 mph NW | 1% |
| Sunday | 61°F | Mostly Sunny | 1 to 8 mph W | 6% |
| Sunday Night | 34°F | Mostly Clear | 2 to 6 mph W | 8% |
| Monday | 64°F | Sunny | 2 to 8 mph W | 5% |
| Monday Night | 36°F | Mostly Clear | 6 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov) for St. Joseph (37.692, -87.328). Updated through the day.
Growing snapshot for St. Joseph
Last spring frost
Apr 2
First fall frost
Nov 1
Growing season
211 days
Hardiness zone
7a
More local growing data for St. Joseph: nearby ZIP 42356 weather · frost dates · planting calendar · Kentucky frost dates
Nearby towns & communities
Curdsville
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Maceo
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Stanley
Thruston
Utica
West Louisville
Yelvington
Climate data from the nearest NOAA station, Calhoun Lock 2, Ky (11.6 mi from St. Joseph). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.