Slab City Weather Forecast

    • 47
    • 66

    Gradual Clearing

    • 53
    • 73

    Chance Rain Showers

    • 49
    • 71

    Partly Sunny

    • 64
    • 83

    Chance Rain Showers

    • 62
    • 81

    Chance Rain Showers

    • 46
    • 74

    Chance Rain Showers

Today 15 May Southwestern St. Lawrence

Cloudy with a chance of Showers this Morning, then partly sunny this afternoon. Highs in the mid 60s. North Winds around 10 Mph this Morning, becoming light and variable. Chance of rain 50 percent.

Tonight 15 May Southwestern St. Lawrence

Partly cloudy until Midnight, then clearing. Lows in the mid 40s. Southwest Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Slab City Temperature Statistics

May Temperature

Massena, Massena International-Richards Field (21.7 miles)

  • Lowest 9 May, 2026

    30.7 °F

  • Average May

    48.5 °F

  • Highest 5 May, 2026

    72.6 °F

Climate (2021–Present)

Massena, Massena International-Richards Field (21.7 miles)

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  • Average Low 2021–2026

    36.1 °F

  • Average 2021–2026

    46.2 °F

  • Average High 2021–2026

    55.9 °F
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