Watseka Weather Forecast

    • 67
    • 73

    Rain Showers Likely

    • 59
    • 79

    Rain Showers

    • 45
    • 68

    Chance Rain Showers

    • 46
    • 69

    Mostly Sunny

    • 43
    • 71

    Mostly Sunny

    • 39
    • 64

    Mostly Sunny

Today 30 Sep Iroquois

Cloudy. Showers likely early in the Morning, then a chance of Showers in the late morning and afternoon. Highs in the mid 70s. South Winds around 5 Mph. Chance of precipitation 70 percent.

Tonight 30 Sep Iroquois

Mostly cloudy. A slight chance of Showers. Near steady temperature in the upper 60s. South Winds around 5 Mph. Chance of precipitation 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Watseka Temperature Statistics

September Temperature

Greater Kankakee Airport (21.1 miles)

  • Lowest 27 September, 2026

    44.8 °F

  • Average September

    69.7 °F

  • Highest 1 September, 2026

    94.3 °F

Climate (2021–2026)

Greater Kankakee Airport (21.1 miles)

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  • Average Low 2021–2026

    43 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    62.6 °F
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