Demster Weather Forecast

    • 53
    • 60

    Rain

    • 52
    • 67

    Mostly Cloudy

    • 57
    • 80

    Partly Sunny

    • 52
    • 73

    Partly Sunny

    • 49
    • 67

    Partly Sunny

    • 49
    • 67

    Partly Sunny

Today 24 May Oswego

Cloudy. A chance of Showers early. Cool with Highs Ranging from the lower 50s on the tug hill to around 60 across the lower Elevations. Southeast Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 30 percent.

Tonight 24 May Oswego

Rain. Lows Ranging from the upper 40s on the tug hill to the lower 50s across the lower Elevations. Southeast Winds 10 to 15 Mph, Diminishing to 10 Mph or less. Chance of rain near 100 percent.

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Demster Temperature Statistics

May Temperature

Fulton, Oswego County Airport (10.6 miles)

  • Lowest 12 May, 2026

    28.9 °F

  • Average May

    52.6 °F

  • Highest 18 May, 2026

    89.1 °F

Climate (2021–Present)

Fulton, Oswego County Airport (10.6 miles)

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  • Average Low 2021–2026

    40.8 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    58 °F
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