Cobalt Weather Forecast

    • 59
    • 65

    Rain

    • 56
    • 64

    Rain Showers

    • 56
    • 70

    Mostly Cloudy

    • 59
    • 74

    Partly Sunny

    • 60
    • 76

    Partly Sunny

    • 57
    • 76

    Mostly Cloudy

Today 27 Sep Northern Middlesex

Rain with isolated Thunderstorms. Some Thunderstorms may produce heavy rainfall in the afternoon. Breezy with Highs in the mid 60s. Northeast Winds 15 to 25 Mph with Gusts up to 45 Mph. Chance of rain 90 percent.

Tonight 27 Sep Northern Middlesex

Showers with a slight chance of Thunderstorms in the Evening, then Showers after midnight. Some Thunderstorms may produce heavy rainfall in the evening. Lows in the upper 50s. Northeast Winds 10 to 15 Mph with Gusts up to 35 Mph. Chance of rain near 100 percent.

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Cobalt Temperature Statistics

September Temperature

Chester, Chester Airport (12.4 miles)

  • Lowest 24 September, 2026

    46.4 °F

  • Average September

    66.5 °F

  • Highest 10 September, 2026

    86 °F

Climate (2021–2026)

Chester, Chester Airport (12.4 miles)

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  • Average Low 2021–2026

    45.1 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    62.6 °F
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