National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Putnam County Regional Airport (KGPC)

Lat: 39.64°NLon: 86.82°WElev: 827ft.

Partly Cloudy

60°F

16°C

Humidity 93%
Wind Speed N 3 mph
Barometer 30.22 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 2 Aug 11:35 pm EDT
Extended Forecast for

Greencastle IN

  • Tonight

    Tonight: Mostly clear, with a low around 58. Northeast wind around 5 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 80. East wind 7 to 10 mph.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63. East northeast wind around 6 mph.

    Low: 63 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 81. East southeast wind 5 to 7 mph.

    High: 81 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 65. East wind 3 to 5 mph.

    Low: 65 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Southeast wind 3 to 5 mph.

    High: 83 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65. Light east southeast wind.

    Low: 65 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Light southeast wind.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66. Light east southeast wind.

    Low: 66 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 58. Northeast wind around 5 mph.
Sunday
Mostly sunny, with a high near 80. East wind 7 to 10 mph.
Sunday Night
Partly cloudy, with a low around 63. East northeast wind around 6 mph.
Monday
Partly sunny, with a high near 81. East southeast wind 5 to 7 mph.
Monday Night
Mostly cloudy, with a low around 65. East wind 3 to 5 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Southeast wind 3 to 5 mph.
Tuesday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65. Light east southeast wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Light southeast wind.
Wednesday Night
Mostly clear, with a low around 66. Light east southeast wind.
Thursday
Mostly sunny, with a high near 86. Calm wind becoming south southeast around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 67.
Friday
Sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 69.
Saturday
Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greencastle IN
 39.65°N 86.83°W (Elev. 850 ft)
Last Update:
11:45 pm EDT Aug 2, 2025
Forecast Valid:
11pm EDT Aug 2, 2025-6pm EDT Aug 9, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation