Johnstown, Indiana Weather
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Weather Forecast for Johnstown, Indiana : Knox County
Issued: 7:45 am EDT Jul 6, 2025 Latitude: 38.7644913 Longitude: -87.3233495 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Monday Tuesday Wednesday Thursday Friday Saturday
30% chance of thunderstorms on Today 40% chance of thunderstorms on Tonight 60% chance of thunderstorms on Monday 20% chance of thunderstorms on Tuesday 50% chance of thunderstorms on Wednesday 50% chance of thunderstorms on Thursday 40% chance of thunderstorms on Friday 50% chance of thunderstorms on Saturday
High: 91°F Low: 73°F High: 86°F High: 88°F High: 89°F High: 87°F High: 90°F High: 87°F
Low: 69°F Low: 71°F Low: 71°F Low: 71°F Low: 72°F  
Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
LAWRENCEVILLE - (KLWV)
72°
Mostly Clear
Mist
as of 5:53 AM CDST
Rel. Humidity: 94%
Dew Point: 70°F
Visibility: 6 Miles
Pressure: 29.96 in.
Flight Rule: VFR
Wind Data
5 MPH
180° South
Cloud Level(s): Few at 8500ft
Current Conditions at
MOUNT CARMEL MUNI - (KAJG)
73°
Partly Cloudy
as of 6:15 AM CDST
Rel. Humidity: 88%
Dew Point: 70°F
Visibility: 10 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Scattered at 9000ft
Current Conditions at
HUNTINGBURG - (KHNB)
72°
Mostly Clear
as of 6:56 AM EDST
Rel. Humidity: 100%
Dew Point: 72°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
5 MPH
140° Southeast
Cloud Level(s): Few at 4700ft
30% chance of thunderstorms Today Today... Scattered showers and thunderstorms, mainly after 3pm. Mostly sunny and hot, with a high near 91. Southwest wind 3 to 8 mph. Chance of precipitation is 30%.
40% chance of thunderstorms Tonight Tonight... Scattered showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 73. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
60% chance of thunderstorms Monday Monday... Scattered showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then showers and thunderstorms likely after 5pm. Partly sunny, with a high near 86. Calm wind becoming west around 6 mph in the morning. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
60% chance of thunderstorms Monday Night Monday Night... Showers and thunderstorms likely before 11pm, then a slight chance of showers. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
20% chance of thunderstorms Tuesday Tuesday... A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Light and variable wind.
20% chance of thunderstorms Tuesday Night Tuesday Night... A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 20%.
50% chance of thunderstorms Wednesday Wednesday... A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly cloudy, with a high near 89. Light south southwest wind.
30% chance of thunderstorms Wednesday Night Wednesday Night... A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Calm wind.
50% chance of thunderstorms Thursday Thursday... A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. Light west southwest wind.
30% chance of thunderstorms Thursday Night Thursday Night... A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 71. Calm wind.
40% chance of thunderstorms Friday Friday... A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
40% chance of thunderstorms Friday Night Friday Night... A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
50% chance of thunderstorms Saturday Saturday... A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Current Radar Image


Sun Almanac for Johnstown, Indiana
Sunrise: 06:31 AM
Sunset: 9:17 PM
Civil Sunrise:06:00 AM
Civil Sunset: 9:49 PM
Nautical Sunrise: 05:20 AM
Nautical Sunset: 10:28 PM
Astro Sunrise: 04:35 AM
Astro Sunset: 11:13 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.