Portage Lake Weather Forecast

    • 35
    • 61

    Mostly Cloudy

    • 49
    • 60

    Partly Sunny

    • 31
    • 64

    Slight Chance Rain Showers

    • 29
    • 44

    Partly Sunny

    • 32
    • 51

    Mostly Cloudy

    • 40
    • 52

    Mostly Cloudy

Today 20 Mar St. Joseph

Mostly cloudy in the Morning, then becoming partly cloudy. Highs in the lower 60s. Southwest Winds 10 to 15 Mph, becoming west in the afternoon. Gusts up to 25 Mph.

Tonight 20 Mar St. Joseph

Mostly cloudy. Near steady temperature in the mid 40s. South Winds around 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Portage Lake Temperature Statistics

March Temperature

Haines Memorial Airport (7.5 miles)

  • Lowest 2 March, 2026

    17.6 °F

  • Average March

    41.8 °F

  • Highest 9 March, 2026

    71.6 °F

Climate (2021–Present)

Haines Memorial Airport (7.5 miles)

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  • Average Low 2021–2026

    42.1 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    60.4 °F
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