Oswego Weather Forecast

    • 75
    • 102

    Chance Rain Showers

    • 76
    • 100

    Isolated Thunderstorms

    • 78
    • 101

    Hot

    • 72
    • 101

    Chance Thunderstorms

    • 70
    • 93

    Slight Chance Thunderstorms

    • 71
    • 96

    Slight Chance Thunderstorms

Today 6 Sep Labette

Mostly sunny with scattered Showers with isolated Thunderstorms. Hot. Near steady temperature in the upper 90s. East Winds around 5 Mph. Chance of rain 30 percent.

Tonight 6 Sep Labette

Partly cloudy with scattered Showers with isolated Thunderstorms in the Evening, then mostly clear after midnight. Lows in the mid 70s. East Winds around 5 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Oswego Temperature Statistics

September Temperature

Parsons, Tri-City Airport (24.2 miles)

  • Lowest 1 September, 2026

    70.6 °F

  • Average September

    86.6 °F

  • Highest 1 September, 2026

    102.7 °F

Climate (2021–2026)

Parsons, Tri-City Airport (24.2 miles)

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  • Average Low 2021–2026

    48.2 °F

  • Average 2021–2026

    60.3 °F

  • Average High 2021–2026

    72.4 °F
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