Lake Hiawatha Weather Forecast

    • 52
    • 69

    Chance Rain Showers

    • 49
    • 62

    Chance Rain Showers

    • 48
    • 64

    Mostly Cloudy

    • 49
    • 63

    Mostly Cloudy

    • 51
    • 63

    Chance Rain Showers

    • 52
    • 64

    Chance Rain Showers

Today 21 Sep Morris

Mostly sunny. Highs in the upper 60s. Northeast Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 21 Sep Morris

Mostly cloudy. A chance of Showers after midnight. Lows in the lower 50s. Northeast Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Hiawatha Temperature Statistics

September Temperature

Caldwell, Essex County Airport (5 miles)

  • Lowest 15 September, 2026

    51.1 °F

  • Average September

    70.8 °F

  • Highest 3 September, 2026

    86 °F

Climate (2021–2026)

Caldwell, Essex County Airport (5 miles)

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  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    55.9 °F

  • Average High 2021–2026

    65.1 °F
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