Sherman Weather Forecast

    • 35
    • 61

    Chance Rain Showers

    • 43
    • 62

    Partly Sunny

    • 43
    • 65

    Partly Sunny

    • 45
    • 68

    Chance Rain Showers

    • 46
    • 69

    Chance Rain Showers

    • 51
    • 77

    Slight Chance Rain Showers

Today 20 May Upper Columbia Basin

Partly cloudy. A chance of rain Showers in the afternoon. Highs in the 60s. Southwest wind 5 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation 20 percent.

Tonight 20 May Upper Columbia Basin

Partly cloudy. Lows in the mid 30s to lower 40s. West wind 5 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sherman Temperature Statistics

May Temperature

Fairchild Air Force Base (46.6 miles)

  • Lowest 4 May, 2025

    34 °F

  • Average May

    54.2 °F

  • Highest 2 May, 2025

    78.4 °F

Climate (2020–Present)

Fairchild Air Force Base (46.6 miles)

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  • Average Low 2020–2025

    38.9 °F

  • Average 2020–2025

    48.8 °F

  • Average High 2020–2025

    58.6 °F
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