Marine On St Croix Weather Forecast

    • 62
    • 79

    Chance Thunderstorms

    • 58
    • 81

    Mostly Sunny

    • 64
    • 81

    Chance Thunderstorms

    • 62
    • 83

    Chance Thunderstorms

    • 64
    • 83

    Chance Rain Showers

    • 67
    • 85

    Chance Thunderstorms

    • 61
    • 80

    Chance Thunderstorms

Today 5 Jul Washington

Mostly cloudy. Thunderstorms likely early in the Afternoon, then chance of Thunderstorms late in the afternoon. Near steady temperature around 80. Northwest Winds 5 to 10 Mph. Chance of Thunderstorms 70 percent.

Tonight 5 Jul Washington

Mostly cloudy with a 20 percent chance of Thunderstorms early in the Evening, then partly cloudy in the late evening and overnight. Lows in the lower 60s. North Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marine On St Croix Temperature Statistics

July Temperature

L O Simenstad Municipal Airport (8.1 miles)

  • Lowest 1 July, 2025

    60.4 °F

  • Average July

    77.4 °F

  • Highest 3 July, 2025

    89.8 °F

Climate (2020–Present)

L O Simenstad Municipal Airport (8.1 miles)

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  • Average Low 2020–2025

    36.6 °F

  • Average 2020–2025

    46.9 °F

  • Average High 2020–2025

    56.6 °F
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