St Johnsburg Weather Forecast

    • 41
    • 64

    Mostly Sunny

    • 45
    • 62

    Sunny

    • 57
    • 75

    Partly Sunny

    • 59
    • 74

    Chance Rain Showers

    • 58
    • 75

    Chance Rain Showers

    • 59
    • 77

    Chance Rain Showers

Today 10 May Niagara

Sunny. Highs Ranging from the lower 60s along the lake Ontario shore to the mid 60s inland. Light Winds, becoming west 10 to 15 Mph.

Tonight 10 May Niagara

Mainly clear. Lows in the lower 40s. West Winds around 10 Mph, becoming light.

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St Johnsburg Temperature Statistics

May Temperature

Niagara Falls, Niagara Falls International Airport (2.5 miles)

  • Lowest 3 May, 2025

    43.6 °F

  • Average May

    56 °F

  • Highest 2 May, 2025

    70.6 °F

Climate (2020–Present)

Niagara Falls, Niagara Falls International Airport (2.5 miles)

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  • Average Low 2020–2025

    43.4 °F

  • Average 2020–2025

    51.6 °F

  • Average High 2020–2025

    59.7 °F
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