Andover Weather Forecast

    • 59
    • 77

    Chance Rain Showers

    • 63
    • 73

    Rain Showers

    • 62
    • 79

    Rain Showers Likely

    • 64
    • 79

    Rain Showers Likely

    • 60
    • 81

    Rain Showers Likely

    • 54
    • 73

    Chance Rain Showers

Today 15 Sep Clinton

Showers with a chance of Thunderstorms this Morning, then a chance of Showers with a slight chance of Thunderstorms this afternoon. Highs in the upper 70s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming west this afternoon. Chance of rain near 100 percent.

Tonight 15 Sep Clinton

Mostly cloudy with a slight chance of Thunderstorms. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Lows in the upper 50s. North Winds around 5 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Andover Temperature Statistics

September Temperature

Tri-Township Airport (8.1 miles)

  • Lowest 13 September, 2026

    50.7 °F

  • Average September

    74.4 °F

  • Highest 4 September, 2026

    95.9 °F

Climate (2021–2026)

Tri-Township Airport (8.1 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    62.8 °F
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