Celebration Park Weather Forecast

    • 39
    • 49

    Rain/Snow

    • 29
    • 57

    Rain

    • 34
    • 46

    Rain Likely

    • 39
    • 51

    Rain

    • 34
    • 53

    Chance Rain

    • 36
    • 50

    Chance Rain

Today 18 Dec Lower Treasure Valley

Snow in the Morning, Changing to rain. Areas of fog in the afternoon. Chance of precipitation near 100 percent. Little or no snow accumulation in the Valley, with snow accumulation up to 2 Inches along the Foothills. Highs 42 to 48. Breezy. Southeast Winds 10 to 20 Mph.

Tonight 18 Dec Lower Treasure Valley

Patchy fog in the evening. Rain. Chance of rain 80 percent. Lows 36 to 42. Temperature rising into the mid 40s after midnight. Breezy. South Winds 10 to 20 Mph with Gusts to 30 Mph.

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Celebration Park Temperature Statistics

December Temperature

Nampa Municipal Airport (19.3 miles)

  • Lowest 1 December, 2025

    19.4 °F

  • Average December

    40 °F

  • Highest 10 December, 2025

    62.6 °F

Climate (2020–Present)

Nampa Municipal Airport (19.3 miles)

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  • Average Low 2020–2025

    41.6 °F

  • Average 2020–2025

    53.3 °F

  • Average High 2020–2025

    65.1 °F
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