Thornton Weather Forecast

    • 44
    • 48

    Cloudy

    • 36
    • 50

    Slight Chance Rain

    • 38
    • 50

    Mostly Sunny

    • 37
    • 57

    Partly Sunny

    • 43
    • 54

    Chance Rain

    • 37
    • 54

    Chance Rain

Today 20 Nov Southern Cook

Cloudy. Patchy fog in the late morning and early afternoon. A chance of drizzle late. Highs in the upper 40s. Southwest Winds 5 to 10 Mph.

Tonight 20 Nov Southern Cook

Cloudy. A chance of drizzle in the evening. Near steady temperature in the mid 40s. Southwest Winds around 5 Mph, becoming northwest after midnight.

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Thornton Temperature Statistics

November Temperature

Lansing Municipal Airport (4.3 miles)

  • Lowest 11 November, 2025

    21.7 °F

  • Average November

    44.6 °F

  • Highest 15 November, 2025

    68.2 °F

Climate (2020–Present)

Lansing Municipal Airport (4.3 miles)

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  • Average Low 2020–2025

    42.5 °F

  • Average 2020–2025

    51.6 °F

  • Average High 2020–2025

    60.4 °F
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