Cosby Weather Forecast

    • 69
    • 94

    Increasing Clouds

    • 68
    • 92

    Slight Chance Thunderstorms

    • 66
    • 92

    Slight Chance Thunderstorms

    • 64
    • 91

    Chance Rain Showers

    • 61
    • 83

    Rain Showers Likely

    • 59
    • 83

    Chance Rain Showers

    • 57
    • 80

    Slight Chance Rain Showers

Today 13 Sep Andrew

Mostly sunny. Highs in the mid 90s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 13 Sep Andrew

Mostly cloudy. Lows in the upper 60s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cosby Temperature Statistics

September Temperature

St. Joseph, Rosecrans Memorial Airport (13.7 miles)

  • Lowest 4 September, 2025

    44.1 °F

  • Average September

    64.5 °F

  • Highest 11 September, 2025

    89.1 °F

Climate (2020–Present)

St. Joseph, Rosecrans Memorial Airport (13.7 miles)

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  • Average Low 2020–2025

    43.6 °F

  • Average 2020–2025

    55.1 °F

  • Average High 2020–2025

    66.6 °F
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