Erickson Reservoir Weather Forecast

    • 36
    • 60

    Becoming Sunny

    • 39
    • 64

    Mostly Sunny

    • 38
    • 63

    Mostly Sunny

    • 43
    • 62

    Mostly Sunny

    • 50
    • 72

    Partly Sunny

    • 40
    • 67

    Chance Rain

    • 31
    • 48

    Slight Chance Rain

Today 18 Oct Richland

Mostly sunny. Highs in the lower 60s. Northwest wind around 5 Mph.

Tonight 18 Oct Richland

Partly cloudy in the Evening, then becoming mostly clear. Lows in the mid 30s. Northeast wind around 5 Mph, becoming east after midnight.

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Erickson Reservoir Temperature Statistics

October Temperature

Sidney-Richland (14.3 miles)

  • Lowest 16 October, 2026

    24.1 °F

  • Average October

    50.2 °F

  • Highest 5 October, 2026

    82.9 °F

Climate (2021–2026)

Sidney-Richland (14.3 miles)

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  • Average Low 2021–2026

    32.2 °F

  • Average 2021–2026

    43.9 °F

  • Average High 2021–2026

    55.9 °F
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