St. Croix Riviera Airport Weather Forecast

    • 59
    • 80

    Rain Showers Likely

    • 52
    • 78

    Mostly Sunny

    • 58
    • 79

    Mostly Sunny

    • 58
    • 82

    Chance Rain Showers

    • 51
    • 75

    Partly Sunny

    • 52
    • 68

    Chance Rain Showers

Today 8 Sep Pierce

Cloudy. Showers likely early in the morning. Chance of Thunderstorms through the day. Showers. Highs in the upper 70s. South Winds 10 to 15 Mph. Chance of precipitation 90 percent.

Tonight 8 Sep Pierce

Mostly cloudy with a 20 percent chance of Thunderstorms in the Evening, then mostly clear after midnight. Patchy fog after midnight. Lows around 60. Southwest Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St. Croix Riviera Airport Temperature Statistics

September Temperature

Lake Elmo Airport (11.8 miles)

  • Lowest 1 September, 2026

    59 °F

  • Average September

    73.7 °F

  • Highest 1 September, 2026

    87.8 °F

Climate (2021–2026)

Lake Elmo Airport (11.8 miles)

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  • Average Low 2021–2026

    36.6 °F

  • Average 2021–2026

    46.2 °F

  • Average High 2021–2026

    55.2 °F
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