South Byron Weather Forecast

    • 40
    • 56

    Decreasing Clouds

    • 48
    • 65

    Mostly Cloudy

    • 48
    • 59

    Rain Showers

    • 55
    • 72

    Chance Rain Showers

    • 54
    • 74

    Slight Chance Rain Showers

    • 55
    • 76

    Partly Sunny

Today 21 May Genesee

Partly to mostly sunny. Cool with Highs in the mid 50s. Northeast Winds around 10 Mph.

Tonight 21 May Genesee

Mainly clear. Lows around 40. Light east Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Byron Temperature Statistics

May Temperature

Rochester, Greater Rochester International Airport (19.9 miles)

  • Lowest 12 May, 2026

    33.7 °F

  • Average May

    54.5 °F

  • Highest 18 May, 2026

    89.1 °F

Climate (2021–Present)

Rochester, Greater Rochester International Airport (19.9 miles)

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  • Average Low 2021–2026

    42.3 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    59.5 °F
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