Niagara Falls Weather Forecast

    • 49
    • 66

    Becoming Sunny

    • 55
    • 76

    Chance Rain Showers

    • 59
    • 76

    Partly Sunny

    • 63
    • 84

    Partly Sunny

    • 60
    • 80

    Chance Rain Showers

    • 48
    • 71

    Chance Rain Showers

Today 15 May Niagara

Sunny through early Afternoon, then becoming partly sunny. Highs in the mid 60s. Light Winds, becoming west 5 to 10 Mph.

Tonight 15 May Niagara

Partly cloudy in the Evening, then becoming mainly clear. Lows in the upper 40s. Southwest Winds 5 to 10 Mph, becoming south.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Niagara Falls Temperature Statistics

May Temperature

Niagara Falls, Niagara Falls International Airport (5 miles)

  • Lowest 2 May, 2026

    30 °F

  • Average May

    48.7 °F

  • Highest 4 May, 2026

    70 °F

Climate (2021–Present)

Niagara Falls, Niagara Falls International Airport (5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    43.1 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    59.8 °F
Get WillyWeather+ to remove ads