Current conditions at

Grissom Air Force Base / Peru (KGUS)

Lat: 40.65°NLon: 86.15°WElev: 810ft.

Fair

48°F

9°C

Humidity 93%
Wind Speed Calm
Barometer 30.23 in (1024.0 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 27 Aug 5:55 am EDT
Extended Forecast for

Peru IN

  • Today

    Today: Sunny, with a high near 75. Calm wind becoming west around 5 mph in the afternoon.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 56. Southwest wind around 5 mph.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 77. Southwest wind 5 to 10 mph.  Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of thunderstorms before 8pm.  Partly cloudy, with a low around 50. North wind around 5 mph.  Chance of precipitation is 10%.

    Low: 50 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 71. Northeast wind around 5 mph.

    High: 71 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 75. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 56. Southwest wind around 5 mph.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 77. Southwest wind 5 to 10 mph. Chance of precipitation is 30%.
Thursday Night
A slight chance of thunderstorms before 8pm. Partly cloudy, with a low around 50. North wind around 5 mph. Chance of precipitation is 10%.
Friday
Mostly sunny, with a high near 71. Northeast wind around 5 mph.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 73.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 51.
Labor Day
Sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Peru IN
 40.76°N 86.07°W (Elev. 656 ft)
6:30 am EDT Aug 27, 2025
6am EDT Aug 27, 2025-6pm EDT Sep 2, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database