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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: 2:04 am MST Dec 5, 2025
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  • Overnight

    Overnight: Rain likely.  Cloudy, with a low around 33. Calm wind.  Chance of precipitation is 70%.

    Low: 33 °F

    Rain Likely


  • Friday

    Friday: Rain.  High near 44. Calm wind becoming east around 5 mph in the afternoon.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 44 °F

    Rain


  • Friday
    Night

    Friday Night: Rain, mainly before 11pm.  Low around 38. East southeast wind 6 to 9 mph becoming west northwest after midnight.  Chance of precipitation is 80%.

    Low: 38 °F

    Rain then
    Slight Chance
    Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 51. West wind around 8 mph.

    High: 51 °F

    Mostly Sunny


  • Saturday
    Night

    Saturday Night: Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 31. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 31 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: A 30 percent chance of rain after 11am.  Mostly cloudy, with a high near 48.

    High: 48 °F

    Chance Rain


  • Sunday
    Night

    Sunday Night: A 40 percent chance of rain before 11pm.  Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain
    then Patchy
    Fog

  • Monday

    Monday: Areas of fog before 11am.  Otherwise, partly sunny, with a high near 50.

    High: 50 °F

    Areas Fog
    then Partly
    Sunny

  • Monday
    Night

    Monday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain


  • Overnight: Rain likely. Cloudy, with a low around 33. Calm wind. Chance of precipitation is 70%.

    Friday: Rain. High near 44. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Friday Night: Rain, mainly before 11pm. Low around 38. East southeast wind 6 to 9 mph becoming west northwest after midnight. Chance of precipitation is 80%.

    Saturday: Mostly sunny, with a high near 51. West wind around 8 mph.

    Saturday Night: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 31. Northwest wind around 5 mph becoming calm in the evening.

    Sunday: A 30 percent chance of rain after 11am. Mostly cloudy, with a high near 48.

    Sunday Night: A 40 percent chance of rain before 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 33.

    Monday: Areas of fog before 11am. Otherwise, partly sunny, with a high near 50.

    Monday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 39.

    Tuesday: A 40 percent chance of rain. Cloudy, with a high near 54.

    Tuesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 38.

    Wednesday: A 50 percent chance of rain. Mostly cloudy, with a high near 53.

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 37.

    Thursday: A 20 percent chance of rain. Partly sunny, with a high near 54.



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

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