Rochester Weather Forecast

    • 58
    • 77

    Chance Thunderstorms

    • 55
    • 79

    Slight Chance Thunderstorms

    • 56
    • 82

    Mostly Sunny

    • 61
    • 86

    Mostly Cloudy

    • 62
    • 83

    Chance Thunderstorms

    • 61
    • 84

    Chance Thunderstorms

Today 31 May Olmsted

Mostly cloudy with a slight chance of Showers. A slight chance of Thunderstorms in the afternoon. Highs in the mid 70s. Southeast Winds 10 to 15 Mph. Chance of rain 20 percent.

Tonight 31 May Olmsted

Mostly cloudy. A chance of Showers and Thunderstorms after midnight. Lows in the upper 50s. Southeast Winds 10 to 15 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rochester Temperature Statistics

May Temperature

Rochester - St. Mary's Hospital Heliport (0.6 miles)

  • Lowest 6 May, 2026

    33.1 °F

  • Average May

    59.2 °F

  • Highest 26 May, 2026

    89.4 °F

Climate (2021–Present)

Rochester - St. Mary's Hospital Heliport (0.6 miles)

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  • Average Low 2021–2026

    40.2 °F

  • Average 2021–2026

    48.3 °F

  • Average High 2021–2026

    56.4 °F
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