Demster Weather Forecast

    • 53
    • 71

    Gradual Clearing

    • 61
    • 81

    Mostly Sunny

    • 66
    • 88

    Rain Showers

    • 64
    • 86

    Rain Showers Likely

    • 67
    • 84

    Chance Thunderstorms

    • 62
    • 85

    Chance Thunderstorms

Today 7 Jun Oswego

Mostly cloudy. Highs Ranging from the upper 60s on the tug hill to the lower 70s across the lower Elevations. Northwest Winds 5 to 10 Mph.

Tonight 7 Jun Oswego

Mostly cloudy Early, then clearing. Lows Ranging from around 50 across the tug hill to the mid 50s along the lake Ontario shore. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Demster Temperature Statistics

June Temperature

Fulton, Oswego County Airport (10.6 miles)

  • Lowest 2 June, 2026

    41 °F

  • Average June

    61.9 °F

  • Highest 5 June, 2026

    84.9 °F

Climate (2021–Present)

Fulton, Oswego County Airport (10.6 miles)

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  • Average Low 2021–2026

    40.7 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    58 °F
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