Surprise Lake Weather Forecast

    • 24
    • 44

    Becoming Sunny

    • 39
    • 57

    Partly Sunny

    • 41
    • 69

    Sunny

    • 58
    • 74

    Partly Sunny

    • 47
    • 74

    Rain Showers Likely

    • 35
    • 58

    Chance Rain Showers

Today 19 Apr Polk

Mostly cloudy then becoming mostly sunny early in the morning then becoming sunny. Isolated snow Showers early in the morning. Highs in the lower 40s. Northwest Winds 5 to 15 Mph. Chance of snow 20 percent.

Tonight 19 Apr Polk

Clear. Lows in the mid 20s. Northwest Winds up to 10 Mph shifting to the east after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Surprise Lake Temperature Statistics

April Temperature

L O Simenstad Municipal Airport (6.2 miles)

  • Lowest 7 April, 2026

    15.8 °F

  • Average April

    43.5 °F

  • Highest 12 April, 2026

    81 °F

Climate (2021–Present)

L O Simenstad Municipal Airport (6.2 miles)

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  • Average Low 2021–2026

    37 °F

  • Average 2021–2026

    47.3 °F

  • Average High 2021–2026

    56.9 °F
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