Lake Sinai Weather Forecast

    • 56
    • 71

    Increasing Clouds

    • 60
    • 76

    Rain Showers

    • 57
    • 76

    Rain Showers

    • 54
    • 67

    Mostly Cloudy

    • 53
    • 64

    Chance Rain Showers

    • 51
    • 63

    Mostly Cloudy

    • 53
    • 70

    Partly Sunny

Today 16 Sep Brookings

Mostly sunny. Highs in the lower 70s.

Tonight 16 Sep Brookings

Mostly cloudy. A slight chance of Showers this evening. Lows in the mid 50s. East Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Sinai Temperature Statistics

September Temperature

Brookings, Brookings Municipal Airport (12.4 miles)

  • Lowest 13 September, 2026

    46.9 °F

  • Average September

    70.1 °F

  • Highest 3 September, 2026

    91 °F

Climate (2021–2026)

Brookings, Brookings Municipal Airport (12.4 miles)

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  • Average Low 2021–2026

    35.3 °F

  • Average 2021–2026

    45.6 °F

  • Average High 2021–2026

    55.7 °F
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