Myrtle Lake Weather Forecast

    • 39
    • 55

    Rain Showers Likely

    • 37
    • 53

    Rain Showers Likely

    • 39
    • 63

    Mostly Sunny

    • 48
    • 68

    Chance Rain Showers

    • 45
    • 72

    Slight Chance Rain Showers

    • 42
    • 64

    Partly Sunny

    • 44
    • 63

    Chance Rain Showers

Today 11 May North St. Louis

Sunny and not as cool. Near steady temperature in the mid 50s. South Winds around 5 Mph.

Tonight 11 May North St. Louis

Mostly cloudy. Showers likely after midnight. Not as cool with Lows in the upper 30s. Southeast Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Myrtle Lake Temperature Statistics

May Temperature

Orr Regional Airport (8.7 miles)

  • Lowest 7 May, 2026

    20.8 °F

  • Average May

    42.1 °F

  • Highest 2 May, 2026

    63.1 °F

Climate (2021–Present)

Orr Regional Airport (8.7 miles)

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  • Average Low 2021–2026

    29.4 °F

  • Average 2021–2026

    40 °F

  • Average High 2021–2026

    50 °F
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