Johnson Lake Weather Forecast

    • 48
    • 73

    Mostly Sunny

    • 55
    • 77

    Slight Chance Rain Showers

    • 52
    • 69

    Rain Showers Likely

    • 54
    • 74

    Rain Showers Likely

    • 51
    • 74

    Chance Thunderstorms

    • 51
    • 73

    Partly Sunny

    • 54
    • 76

    Slight Chance Thunderstorms

Today 19 Jun Brookings

Sunny. Highs in the lower 70s. West Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 19 Jun Brookings

Mostly clear. Lows in the upper 40s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph, Diminishing to around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Johnson Lake Temperature Statistics

June Temperature

Brookings, Brookings Municipal Airport (13.7 miles)

  • Lowest 16 June, 2026

    45 °F

  • Average June

    68.6 °F

  • Highest 9 June, 2026

    91.9 °F

Climate (2021–2026)

Brookings, Brookings Municipal Airport (13.7 miles)

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  • Average Low 2021–2026

    35.2 °F

  • Average 2021–2026

    45.5 °F

  • Average High 2021–2026

    55.7 °F
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