Port Republic Weather Forecast

    • 42
    • 52

    Mostly Cloudy

    • 55
    • 61

    Slight Chance Rain Showers

    • 46
    • 68

    Rain Showers

    • 39
    • 58

    Mostly Sunny

    • 48
    • 63

    Mostly Sunny

    • 49
    • 70

    Mostly Cloudy

Today 14 Mar Calvert

Cloudy in the Morning, then becoming partly sunny. Highs in the lower 50s. Northeast Winds around 5 Mph.

Tonight 14 Mar Calvert

Mostly cloudy. Patchy drizzle after midnight. Patchy fog after midnight. Visibility one quarter mile or less at Times after midnight. Lows in the lower 40s. Southeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Port Republic Temperature Statistics

March Temperature

St Marys County Airport (12.4 miles)

  • Lowest 3 March, 2025

    21.2 °F

  • Average March

    44.2 °F

  • Highest 1 March, 2025

    68 °F

Climate (2020–Present)

St Marys County Airport (12.4 miles)

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  • Average Low 2020–2025

    49.4 °F

  • Average 2020–2025

    57.8 °F

  • Average High 2020–2025

    66.5 °F
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