Grand Island Weather Forecast

    • 57
    • 74

    Rain Showers

    • 52
    • 69

    Rain Showers

    • 44
    • 61

    Slight Chance Rain Showers

    • 42
    • 60

    Mostly Sunny

    • 46
    • 62

    Partly Sunny

    • 49
    • 64

    Rain Showers Likely

Today 16 May Northern Erie

Mostly cloudy with Showers with a chance of Thunderstorms in the Morning, then sunny in the afternoon. Highs Ranging from the lower 70s along the lake Erie shore to the mid 70s inland. South Winds 10 to 15 Mph, becoming southwest. Chance of rain 80 percent.

Tonight 16 May Northern Erie

Partly Cloudy, then becoming mostly cloudy. Showers with a chance of Thunderstorms late. Warm with Lows in the lower 60s. Light south Winds. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grand Island Temperature Statistics

May Temperature

Niagara Falls, Niagara Falls International Airport (5.6 miles)

  • Lowest 9 May, 2025

    35.7 °F
  • Average May

    55.7 °F
  • Highest 12 May, 2025

    81.6 °F

Climate (2020–Present)

Niagara Falls, Niagara Falls International Airport (5.6 miles)

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  • Average Low 2020–2025

    43.4 °F
  • Average 2020–2025

    51.7 °F
  • Average High 2020–2025

    59.8 °F
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