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Johnson, IN Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Johnson, a community in Gibson County, Indiana.

Tonight
72°F
Partly Cloudy
Partly cloudy, with a low around 72. East southeast wind around 5 mph.

7-day forecast for Johnson

WhenTempForecastWindPrecip
Tonight 72°F Partly Cloudy 5 mph ESE 12%
Saturday 97°F Sunny 3 to 7 mph SSW 13%
Saturday Night 74°F Partly Cloudy 6 mph S 11%
Sunday 97°F Mostly Sunny 5 to 8 mph W 13%
Sunday Night 70°F Mostly Cloudy then Slight Chance Rain Showers 7 mph NNE 21%
Monday 87°F Chance Showers And Thunderstorms 6 to 10 mph NNE 45%
Monday Night 63°F Chance Showers And Thunderstorms 7 to 13 mph NNE 45%
Tuesday 76°F Chance Showers And Thunderstorms 8 to 13 mph NNE 38%
Tuesday Night 59°F Mostly Cloudy 6 to 13 mph NNE 11%
Wednesday 76°F Mostly Sunny 6 to 10 mph N 4%
Wednesday Night 58°F Partly Cloudy 3 to 10 mph NNE 3%
Thursday 77°F Mostly Sunny 3 to 9 mph N 2%
Thursday Night 59°F Partly Cloudy 3 to 9 mph NNE 2%
Friday 77°F Mostly Sunny 3 to 9 mph NNE 4%

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

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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 Sep 19, 2026.