Sinai Weather Forecast

    • 62
    • 84

    Becoming Sunny

    • 63
    • 86

    Partly Sunny

    • 53
    • 77

    Slight Chance Rain Showers

    • 48
    • 70

    Mostly Sunny

    • 45
    • 66

    Mostly Sunny

    • 48
    • 68

    Mostly Sunny

Today 20 Aug Brookings

Patchy fog in the morning. Sunny with Highs in the lower 80s. East Winds 5 to 10 Mph.

Tonight 20 Aug Brookings

Mostly clear. Patchy fog. Lows in the mid 60s. Northeast Winds around 5 Mph.

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Sinai Temperature Statistics

August Temperature

Brookings, Brookings Municipal Airport (11.2 miles)

  • Lowest 2 August, 2025

    55 °F

  • Average August

    71.1 °F

  • Highest 16 August, 2025

    86 °F

Climate (2020–Present)

Brookings, Brookings Municipal Airport (11.2 miles)

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  • Average Low 2020–2025

    35.1 °F

  • Average 2020–2025

    45.3 °F

  • Average High 2020–2025

    55.5 °F
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