Oswego Weather Forecast

    • 47
    • 60

    Partly Sunny

    • 53
    • 75

    Chance Rain Showers

    • 52
    • 69

    Partly Sunny

    • 61
    • 81

    Chance Rain Showers

    • 58
    • 82

    Rain Showers Likely

    • 49
    • 73

    Chance Rain Showers

Today 15 May Oswego

Mostly cloudy with a chance of Showers in the Morning, then partly sunny in the afternoon. Highs in the lower 60s. Light northwest Winds. Chance of rain 40 percent.

Tonight 15 May Oswego

Partly cloudy. Lows Ranging from the lower 40s on the tug hill to the mid 40s across the lower Elevations. Light Winds.

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  • Temperature Real-Time

Oswego Temperature Statistics

May Temperature

Fulton, Oswego County Airport (9.3 miles)

  • Lowest 12 May, 2026

    28.9 °F

  • Average May

    47.7 °F

  • Highest 4 May, 2026

    73.9 °F

Climate (2021–Present)

Fulton, Oswego County Airport (9.3 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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