Johnson, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Johnson, a community in Gibson County, Indiana.
Overnight
63°F
Mostly Clear
Mostly clear. Low around 63, with temperatures rising to around 66 overnight. Northeast wind around 2 mph.
7-day forecast for Johnson
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 63°F | Mostly Clear | 2 mph NE | 0% |
| Tuesday | 86°F | Sunny | 2 mph ENE | 0% |
| Tuesday Night | 65°F | Mostly Clear | 2 mph NE | 0% |
| Wednesday | 87°F | Sunny | 1 mph WNW | 0% |
| Wednesday Night | 69°F | Mostly Clear | 2 mph SSE | 3% |
| Thursday | 87°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 2 to 6 mph SSW | 16% |
| Thursday Night | 71°F | Chance Showers And Thunderstorms | 5 mph S | 49% |
| Friday | 87°F | Chance Showers And Thunderstorms | 2 to 6 mph SW | 49% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 2 mph SSW | 36% |
| Saturday | 87°F | Chance Showers And Thunderstorms | 5 mph SSW | 36% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 3 mph S | 26% |
| Sunday | 89°F | Mostly Sunny | 3 to 8 mph SSW | 11% |
| Sunday Night | 72°F | Mostly Clear | 6 mph SSW | 11% |
| Monday | 91°F | Sunny | 5 to 8 mph SSW | 9% |
Forecast source: National Weather Service (api.weather.gov) for Johnson (38.274, -87.748). Updated through the day.
Growing snapshot for Johnson
Last spring frost
Apr 2
First fall frost
Oct 31
Growing season
209 days
Hardiness zone
6b
More local growing data for Johnson: nearby ZIP 47665 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
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Oakland City
Owensville
Patoka
Princeton
Somerville
Climate data from the nearest NOAA station, Mt Carmel, Il (8.9 mi from Johnson). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.