Artesian Weather Forecast

    • 68
    • 90

    Becoming Sunny

    • 66
    • 87

    Partly Sunny

    • 64
    • 82

    Partly Sunny

    • 67
    • 81

    Chance Rain Showers

    • 68
    • 88

    Rain Showers Likely

    • 64
    • 85

    Chance Rain Showers

Today 4 Sep Bremer

Mostly sunny. A slight chance of Showers and Thunderstorms in the morning. Humid with Highs around 90. South Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 102 in the afternoon.

Tonight 4 Sep Bremer

Partly cloudy in the Evening, then clearing. Humid with Lows in the upper 60s. Southeast Winds around 5 Mph, becoming northeast after midnight. Heat index Values up to 101 early in the evening.

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Artesian Temperature Statistics

September Temperature

Waterloo, Waterloo Municipal Airport (12.4 miles)

  • Lowest 1 September, 2026

    68 °F

  • Average September

    79.5 °F

  • Highest 1 September, 2026

    91 °F

Climate (2021–2026)

Waterloo, Waterloo Municipal Airport (12.4 miles)

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  • Average Low 2021–2026

    40.2 °F

  • Average 2021–2026

    51.1 °F

  • Average High 2021–2026

    61.9 °F
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