Rochester Weather Forecast

    • 56
    • 71

    Mostly Cloudy

    • 61
    • 70

    Rain Showers

    • 56
    • 69

    Rain Showers

    • 45
    • 64

    Slight Chance Rain Showers

    • 45
    • 63

    Mostly Sunny

    • 49
    • 64

    Partly Sunny

Today 28 Sep Olmsted

Areas of fog this morning. Mostly cloudy. Highs around 70. Southeast Winds around 5 Mph.

Tonight 28 Sep Olmsted

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the mid 50s. South Winds 5 to 10 Mph.

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Rochester Temperature Statistics

September Temperature

Rochester - St. Mary's Hospital Heliport (0.6 miles)

  • Lowest 23 September, 2026

    47.8 °F

  • Average September

    65.9 °F

  • Highest 4 September, 2026

    90.9 °F

Climate (2021–2026)

Rochester - St. Mary's Hospital Heliport (0.6 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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