Rochester International Airport Weather Forecast

    • 62
    • 67

    Rain Showers

    • 58
    • 73

    Chance Rain Showers

    • 46
    • 63

    Slight Chance Rain Showers

    • 44
    • 62

    Mostly Sunny

    • 48
    • 63

    Partly Sunny

    • 42
    • 61

    Mostly Sunny

Today 29 Sep Olmsted

Showers with a slight chance of Thunderstorms. Near steady temperature in the mid 60s. South Winds 10 to 15 Mph. Chance of rain 100 percent.

Tonight 29 Sep Olmsted

Cloudy. Showers with a slight chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Patchy fog. Near steady temperature in the lower 60s. South Winds 10 to 15 Mph. Chance of rain 90 percent.

Graph Plots Open in Graphs

  • 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)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    38 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    56.5 °F
Get WillyWeather+ to remove ads