Boise City Weather Forecast

    • 64
    • 92

    Breezy

    • 60
    • 91

    Mostly Sunny

    • 55
    • 81

    Partly Sunny

    • 55
    • 77

    Rain Showers Likely

    • 55
    • 75

    Rain Showers Likely

    • 56
    • 74

    Chance Rain Showers

Today 18 Sep Cimarron

Mostly clear. Breezy. Highs in the lower 90s. Southwest Winds 15 to 25 Mph with Gusts up to 35 Mph.

Tonight 18 Sep Cimarron

Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Lows in the lower 60s. Southwest Winds 10 to 20 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Boise City Temperature Statistics

September Temperature

Springfield, Comanche National Grassland (38.5 miles)

  • Lowest 13 September, 2026

    55.7 °F

  • Average September

    78.9 °F

  • Highest 4 September, 2026

    102.7 °F

Climate (2021–2026)

Springfield, Comanche National Grassland (38.5 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    56 °F

  • Average High 2021–2026

    71.8 °F
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