Patterson Weather Forecast

    • 75
    • 93

    Mostly Sunny

    • 74
    • 92

    Partly Sunny

    • 72
    • 90

    Partly Sunny

    • 72
    • 90

    Mostly Cloudy

    • 72
    • 90

    Partly Sunny

    • 73
    • 90

    Partly Sunny

    • 74
    • 89

    Chance Thunderstorms

Today 23 Sep Upper St. Mary

Partly sunny. A chance of Showers in the Morning, then Showers likely with a chance of Thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 60 percent.

Tonight 23 Sep Upper St. Mary

Mostly clear. Lows in the mid 70s. East Winds around 5 Mph, becoming north after midnight.

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  • Temperature Forecast NOAA

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Patterson Temperature Statistics

September Temperature

Patterson Memorial (2.5 miles)

  • Lowest 18 September, 2026

    71.6 °F

  • Average September

    81.3 °F

  • Highest 15 September, 2026

    93 °F

Climate (2021–2026)

Patterson Memorial (2.5 miles)

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  • Average Low 2021–2026

    60.6 °F

  • Average 2021–2026

    68.5 °F

  • Average High 2021–2026

    77.4 °F
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