Collister Weather Forecast

    • 20
    • 33

    Partly Sunny

    • 16
    • 32

    Mostly Sunny

    • 17
    • 30

    Mostly Sunny

    • 19
    • 32

    Mostly Cloudy

    • 19
    • 34

    Partly Sunny

    • 23
    • 35

    Partly Sunny

Today 18 Jan Upper Treasure Valley

Sunny. Highs 31 to 36. Northwest Winds up to 10 Mph with Gusts to 20 Mph.

Tonight 18 Jan Upper Treasure Valley

Partly cloudy. Lows 14 to 19. East Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Collister Temperature Statistics

January Temperature

Boise Air Terminal (7.5 miles)

  • Lowest 13 January, 2025

    23 °F

  • Average January

    34.4 °F

  • Highest 3 January, 2025

    49.6 °F

Climate (2020–Present)

Boise Air Terminal (7.5 miles)

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  • Average Low 2020–2025

    43.7 °F

  • Average 2020–2025

    54.3 °F

  • Average High 2020–2025

    65.6 °F
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