Demster Weather Forecast

    • 39
    • 51

    Slight Chance Rain Showers

    • 39
    • 52

    Rain Showers Likely

    • 40
    • 55

    Partly Sunny

    • 45
    • 62

    Rain Showers Likely

    • 46
    • 61

    Rain Showers Likely

    • 42
    • 58

    Chance Rain Showers

Today 24 Apr Oswego

Becoming mostly sunny. Highs Ranging from the lower 50s along the lake Ontario shore to the mid 50s inland. Light north Winds.

Tonight 24 Apr Oswego

Mostly cloudy. Lows Ranging from the lower 30s on the tug hill to around 40 across the lower Elevations. Light north Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Demster Temperature Statistics

April Temperature

Fulton, Oswego County Airport (10.6 miles)

  • Lowest 8 April, 2026

    15.1 °F

  • Average April

    47.3 °F

  • Highest 3 April, 2026

    77 °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

    58.1 °F
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