Johnson Lake Weather Forecast

    • 60
    • 85

    Rain Showers

    • 53
    • 80

    Chance Rain Showers

    • 54
    • 80

    Chance Thunderstorms

    • 53
    • 83

    Chance Rain Showers

    • 56
    • 86

    Chance Rain Showers

    • 54
    • 81

    Rain Showers Likely

    • 52
    • 77

    Rain Showers Likely

Today 15 Jun Eastern Roosevelt

Mostly cloudy late this Morning, then becoming partly sunny. A chance of Showers late this Morning, then a slight chance of Thunderstorms this afternoon. Highs in the mid 80s. Southeast wind 5 to 10 Mph. Chance of rain 30 percent.

Tonight 15 Jun Eastern Roosevelt

Thunderstorms Likely, mainly this evening. Some Thunderstorms may produce gusty Winds, frequent Lightning, and heavy Rainfall, then some Thunderstorms may produce gusty Winds and heavy rainfall after midnight. Lows around 60. East wind 5 to 10 Mph, becoming northwest after midnight. Chance of precipitation 60 percent.

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Johnson Lake Temperature Statistics

June Temperature

Sidney-Richland (47.2 miles)

  • Lowest 9 June, 2025

    39.9 °F

  • Average June

    61.7 °F

  • Highest 1 June, 2025

    87.1 °F

Climate (2020–Present)

Sidney-Richland (47.2 miles)

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  • Average Low 2020–2025

    31.6 °F

  • Average 2020–2025

    43.9 °F

  • Average High 2020–2025

    56.2 °F
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