John Adams Weather Forecast

    • 60
    • 75

    Slight Chance Rain Showers

    • 45
    • 64

    Mostly Cloudy

    • 44
    • 61

    Mostly Sunny

    • 50
    • 64

    Partly Sunny

    • 40
    • 64

    Mostly Sunny

    • 45
    • 60

    Mostly Sunny

Today 30 Sep Olmsted

Mostly cloudy. Near steady temperature in the lower 70s. Southwest Winds 5 to 10 Mph.

Tonight 30 Sep Olmsted

Cloudy. Patchy fog. A chance of Showers after midnight. Lows around 60. Southwest Winds around 5 Mph. Chance of rain 50 percent.

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John Adams Temperature Statistics

September Temperature

Rochester - St. Mary's Hospital Heliport (2.5 miles)

  • Lowest 23 September, 2026

    47.8 °F

  • Average September

    65.4 °F

  • Highest 4 September, 2026

    90.9 °F

Climate (2021–2026)

Rochester - St. Mary's Hospital Heliport (2.5 miles)

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  • Average Low 2021–2026

    40.1 °F

  • Average 2021–2026

    48.1 °F

  • Average High 2021–2026

    56.1 °F
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