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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 43.67°N 116.68°W (Text-Only)
NWS Forecast for: Caldwell ID
Issued by: National Weather Service Boise, ID
Last Update: 12:29 pm MDT Jun 29, 2026		Print

  • Tonight

    Tonight: Mostly clear, with a low around 51. Light and variable wind.

    Low: 51 °F

    Mostly Clear



  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 79 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday
    Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 52. West northwest wind 6 to 9 mph.

    Low: 52 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81. Northwest wind 7 to 9 mph.

    High: 81 °F

    Sunny



  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 51. North northwest wind 5 to 9 mph becoming light west northwest.

    Low: 51 °F

    Mostly Clear



  • Thursday

    Thursday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny



  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy



  • Friday

    Friday: Sunny, with a high near 85.

    High: 85 °F

    Sunny



  • Friday
    Night

    Friday Night: Clear, with a low around 53.

    Low: 53 °F

    Clear



    • Tonight: Mostly clear, with a low around 51. Light and variable wind.

    Tuesday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79. Calm wind becoming northwest around 5 mph in the afternoon.

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 52. West northwest wind 6 to 9 mph.

    Wednesday: Sunny, with a high near 81. Northwest wind 7 to 9 mph.

    Wednesday Night: Mostly clear, with a low around 51. North northwest wind 5 to 9 mph becoming light west northwest.

    Thursday: Mostly sunny, with a high near 84.

    Thursday Night: Partly cloudy, with a low around 53.

    Friday: Sunny, with a high near 85.

    Friday Night: Clear, with a low around 53.

    Independence Day: Sunny, with a high near 88.

    Saturday Night: Clear, with a low around 56.

    Sunday: Sunny and hot, with a high near 93.

    Sunday Night: Mostly clear, with a low around 60.

    Monday: Sunny and hot, with a high near 94.


    Caldwell ID
     43.67°N 116.68°W (Elev. 2392 ft)

    Visit your local NWS office at: https://www.weather.gov/boi