Louisville Weather Forecast

    • 71
    • 92

    Chance Rain Showers

    • 57
    • 86

    Rain Showers Likely

    • 57
    • 77

    Mostly Sunny

    • 60
    • 80

    Chance Rain Showers

    • 55
    • 80

    Mostly Sunny

    • 60
    • 79

    Partly Sunny

    • 66
    • 86

    Chance Rain Showers

Today 16 Jul Northern St. Lawrence

Sunny, hot with Highs in the lower 90s. Southwest Winds around 10 Mph.

Tonight 16 Jul Northern St. Lawrence

Mostly clear with a slight chance of Showers until Midnight, then partly cloudy with a chance of Showers with a slight chance of Thunderstorms after midnight. Lows in the lower 70s. Southwest Winds around 10 Mph until Midnight, becoming light and variable. Chance of rain 40 percent. Heat index Values in the upper 90s until midnight.

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Louisville Temperature Statistics

July Temperature

Massena, Massena International-Richards Field (8.7 miles)

  • Lowest 4 July, 2025

    50.6 °F
  • Average July

    73.6 °F
  • Highest 12 July, 2025

    93.7 °F

Climate (2020–Present)

Massena, Massena International-Richards Field (8.7 miles)

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  • Average Low 2020–2025

    36.8 °F
  • Average 2020–2025

    46.7 °F
  • Average High 2020–2025

    56.2 °F
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