Rochester International Airport Weather Forecast

    • 60
    • 74

    Chance Rain Showers

    • 45
    • 63

    Mostly Cloudy

    • 45
    • 60

    Mostly Sunny

    • 50
    • 63

    Mostly Sunny

    • 40
    • 63

    Mostly Sunny

    • 46
    • 59

    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. Humid with Lows around 60. Southwest Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rochester International Airport Temperature Statistics

September Temperature

Rochester, Rochester International Airport (0 miles)

  • Lowest 14 September, 2026

    45.6 °F

  • Average September

    64.7 °F

  • Highest 4 September, 2026

    89.7 °F

Climate (2021–2026)

Rochester, Rochester International Airport (0 miles)

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  • Average Low 2021–2026

    38 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    56.5 °F
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