Colby Lake Weather Forecast

    • 44
    • 64

    Gradual Clearing

    • 49
    • 66

    Mostly Cloudy

    • 48
    • 69

    Chance Rain Showers

    • 53
    • 76

    Slight Chance Thunderstorms

    • 59
    • 84

    Mostly Sunny

    • 60
    • 85

    Slight Chance Thunderstorms

Today 21 May Washington

Mostly cloudy then becoming mostly sunny early in the afternoon then becoming sunny. Highs in the mid 60s. Southeast Winds up to 10 Mph increasing to 10 to 15 Mph in the afternoon.

Tonight 21 May Washington

Increasing Clouds. Lows in the mid 40s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Colby Lake Temperature Statistics

May Temperature

South St. Paul Municipal-Richard E. Flemi (6.2 miles)

  • Lowest 6 May, 2026

    32 °F

  • Average May

    56.6 °F

  • Highest 15 May, 2026

    88.3 °F

Climate (2021–Present)

South St. Paul Municipal-Richard E. Flemi (6.2 miles)

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  • Average Low 2021–2026

    40 °F

  • Average 2021–2026

    48.6 °F

  • Average High 2021–2026

    57.2 °F
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