St Mary Weather Forecast

    • 44
    • 63

    Mostly Cloudy

    • 40
    • 64

    Mostly Sunny

    • 54
    • 71

    Chance Rain Showers

    • 56
    • 75

    Chance Thunderstorms

    • 49
    • 76

    Rain Showers Likely

    • 45
    • 67

    Mostly Sunny

    • 55
    • 72

    Partly Sunny

Today 6 May Marion

Cooler. Rain Showers likely and slight chance of Thunderstorms in the Morning, then chance of rain Showers in the afternoon. Highs in the lower 60s. North Winds 5 to 10 Mph. Chance of precipitation 70 percent.

Tonight 6 May Marion

Mostly cloudy. A 20 percent chance of rain Showers early in the evening. Lows in the mid 40s. North Winds up to 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St Mary Temperature Statistics

May Temperature

Lebanon-Springfield Airport (6.8 miles)

  • Lowest 2 May, 2026

    39.2 °F

  • Average May

    55.6 °F

  • Highest 4 May, 2026

    80.6 °F

Climate (2021–Present)

Lebanon-Springfield Airport (6.8 miles)

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  • Average Low 2021–2026

    48.3 °F

  • Average 2021–2026

    58.1 °F

  • Average High 2021–2026

    68.7 °F
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