Erickson Reservoir Weather Forecast

    • 48
    • 70

    Rain Showers Likely

    • 41
    • 64

    Rain Showers Likely

    • 43
    • 65

    Slight Chance Rain Showers

    • 42
    • 69

    Partly Sunny

    • 46
    • 73

    Mostly Sunny

    • 45
    • 74

    Mostly Sunny

Today 13 Sep Richland

Sunny. Highs in the lower 70s. East wind 5 to 10 Mph, increasing to southeast 15 to 20 Mph in the afternoon.

Tonight 13 Sep Richland

Partly cloudy in the Evening, then Showers likely with a slight chance of Thunderstorms after midnight. Lows in the lower 50s. Southeast wind 15 to 20 Mph. Chance of rain 70 percent.

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Erickson Reservoir Temperature Statistics

September Temperature

Sidney-Richland (14.3 miles)

  • Lowest 1 September, 2026

    46 °F

  • Average September

    71.4 °F

  • Highest 4 September, 2026

    95 °F

Climate (2021–2026)

Sidney-Richland (14.3 miles)

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  • Average Low 2021–2026

    32.1 °F

  • Average 2021–2026

    44 °F

  • Average High 2021–2026

    56 °F
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