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

Clinton Municipal Airport (KCWI)

Lat: 41.83°NLon: 90.33°WElev: 696ft.

Fair

69°F

21°C

Humidity 84%
Wind Speed N 6 mph
Barometer 30.05 in (1017.7 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 27 Aug 8:56 am CDT
Extended Forecast for

Princeton IA

  • Today

    Today: Sunny, with a high near 82. Northwest wind around 5 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. Northwest wind around 5 mph becoming calm.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84. Calm wind becoming west around 5 mph.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear during the early evening, then becoming mostly cloudy, with a low around 64. Calm wind becoming south around 5 mph after midnight.

    Low: 64 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90.

    High: 90 °F

    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 82. Northwest wind around 5 mph.
Tonight
Mostly clear, with a low around 59. Northwest wind around 5 mph becoming calm.
Friday
Sunny, with a high near 84. Calm wind becoming west around 5 mph.
Friday Night
Mostly clear during the early evening, then becoming mostly cloudy, with a low around 64. Calm wind becoming south around 5 mph after midnight.
Saturday
Partly sunny, with a high near 82.
Saturday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 73.
Monday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90.
Monday Night
A 40 percent chance of showers after 1am. Partly cloudy, with a low around 72.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 71.
Wednesday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Princeton IA
 41.66°N 90.35°W (Elev. 633 ft)
Last Update:
6:26 am CDT Aug 27, 2026
Forecast Valid:
9am CDT Aug 27, 2026-6pm CDT Sep 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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