Saybrook Weather Forecast

    • 68
    • 88

    Rain Showers Likely

    • 63
    • 83

    Rain Showers Likely

    • 64
    • 82

    Chance Rain Showers

    • 65
    • 84

    Mostly Sunny

    • 67
    • 86

    Mostly Sunny

    • 68
    • 88

    Mostly Sunny

Today 9 Jul McLean

Partly sunny with a chance of Showers and Thunderstorms. Near steady temperature in the mid 80s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 9 Jul McLean

Mostly cloudy. A chance of Showers and Thunderstorms, mainly in the evening. Humid with Lows in the upper 60s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Saybrook Temperature Statistics

July Temperature

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (20.5 miles)

  • Lowest 7 July, 2026

    64 °F

  • Average July

    78.1 °F

  • Highest 2 July, 2026

    91 °F

Climate (2021–2026)

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (20.5 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    62.6 °F
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