Marine On St Croix Weather Forecast

    • 45
    • 69

    Increasing Clouds

    • 36
    • 61

    Mostly Sunny

    • 33
    • 57

    Mostly Sunny

    • 44
    • 62

    Mostly Cloudy

    • 42
    • 63

    Chance Rain Showers

    • 47
    • 70

    Partly Sunny

Today 8 May Washington

Warmer. Increasing Clouds. Highs in the upper 60s. Southwest Winds up to 10 Mph shifting to the west in the afternoon.

Tonight 8 May Washington

Partly cloudy in the Evening, then mostly cloudy with a 40 percent chance of rain Showers after midnight. Lows in the mid 40s. Northwest Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marine On St Croix Temperature Statistics

May Temperature

L O Simenstad Municipal Airport (8.1 miles)

  • Lowest 2 May, 2026

    28.6 °F

  • Average May

    51 °F

  • Highest 3 May, 2026

    67.3 °F

Climate (2021–Present)

L O Simenstad Municipal Airport (8.1 miles)

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  • Average Low 2021–2026

    37 °F

  • Average 2021–2026

    47.3 °F

  • Average High 2021–2026

    57 °F
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