Rochester International Airport Weather Forecast

    • 57
    • 65

    Chance Rain Showers

    • 57
    • 71

    Mostly Cloudy

    • 58
    • 67

    Rain Showers Likely

    • 56
    • 68

    Chance Rain Showers

    • 48
    • 65

    Partly Sunny

    • 47
    • 61

    Slight Chance Rain Showers

Today 27 Sep Olmsted

Patchy fog early. Cloudy with a slight chance of Showers. A slight chance of Thunderstorms this afternoon. Highs in the mid 60s. South Winds around 5 Mph. Chance of rain 20 percent.

Tonight 27 Sep Olmsted

Mostly cloudy. Areas of fog after midnight. Lows in the upper 50s. Northeast Winds around 5 Mph in the Evening, becoming light and variable.

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

    65.2 °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