Rochester International Airport Weather Forecast

    • 63
    • 82

    Chance Thunderstorms

    • 62
    • 79

    Rain Showers Likely

    • 59
    • 74

    Rain Showers Likely

    • 60
    • 75

    Chance Rain Showers

    • 61
    • 78

    Chance Thunderstorms

    • 55
    • 77

    Chance Rain Showers

    • 53
    • 72

    Mostly Sunny

Today 17 Sep Olmsted

Partly sunny with a chance of Showers and Thunderstorms. Highs in the lower 80s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 17 Sep Olmsted

Mostly cloudy with a chance of Showers and Thunderstorms. Lows in the lower 60s. Southeast 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 4 September, 2025

    41 °F

  • Average September

    61.5 °F

  • Highest 14 September, 2025

    88 °F

Climate (2020–Present)

Rochester, Rochester International Airport (0 miles)

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  • Average Low 2020–2025

    37.6 °F

  • Average 2020–2025

    46.8 °F

  • Average High 2020–2025

    56.2 °F
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