Black Mountain State Forest Weather Forecast

    • 37
    • 58

    Rain

    • 38
    • 51

    Rain/Snow Likely

    • 43
    • 58

    Rain Showers Likely

    • 43
    • 57

    Rain Showers Likely

    • 44
    • 59

    Chance Rain Showers

    • 47
    • 61

    Partly Sunny

    • 53
    • 71

    Partly Sunny

Today 29 May Northern Grafton

Partly sunny with isolated Showers this Morning, then mostly cloudy with rain with a slight chance of Thunderstorms this afternoon. Highs in the lower 60s. Northwest Winds around 10 Mph with Gusts up to 20 Mph this Morning, becoming light and variable. Chance of rain 90 percent.

Tonight 29 May Northern Grafton

Rain with a slight chance of Thunderstorms. Lows in the upper 30s. Light and variable Winds, becoming northeast 10 to 15 Mph with Gusts up to 40 Mph after midnight. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Black Mountain State Forest Temperature Statistics

May Temperature

Plymouth Municipal Airport (22.4 miles)

  • Lowest 9 May, 2026

    27.3 °F

  • Average May

    53.3 °F

  • Highest 19 May, 2026

    87.6 °F

Climate (2021–Present)

Plymouth Municipal Airport (22.4 miles)

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  • Average Low 2021–2026

    36.3 °F

  • Average 2021–2026

    46.4 °F

  • Average High 2021–2026

    56.9 °F
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