Johnson Lake Weather Forecast

    • 47
    • 73

    Becoming Sunny

    • 34
    • 60

    Mostly Sunny

    • 36
    • 61

    Mostly Sunny

    • 40
    • 66

    Mostly Sunny

    • 45
    • 69

    Partly Sunny

    • 42
    • 65

    Chance Rain

Today 6 Apr Washington Palouse

Partly cloudy. Highs in the upper 60s to mid 70s. South wind 5 to 10 Mph.

Tonight 6 Apr Washington Palouse

Partly cloudy. Lows in the mid to upper 40s. Southwest wind 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Johnson Lake Temperature Statistics

April Temperature

Pullman / Moscow Regional Airport (38.5 miles)

  • Lowest 3 April, 2026

    30.9 °F

  • Average April

    43.4 °F

  • Highest 3 April, 2026

    53.1 °F

Climate (2021–Present)

Pullman / Moscow Regional Airport (38.5 miles)

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  • Average Low 2021–2026

    39.5 °F

  • Average 2021–2026

    49.6 °F

  • Average High 2021–2026

    59.6 °F
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