Sparta Lake Weather Forecast

    • 54
    • 64

    Rain

    • 48
    • 64

    Chance Rain Showers

    • 46
    • 58

    Chance Rain Showers

    • 46
    • 59

    Slight Chance Rain Showers

    • 47
    • 59

    Chance Rain Showers

    • 47
    • 60

    Chance Rain Showers

Today 20 Sep Sussex

Rain. A slight chance of Thunderstorms this afternoon. Highs in the mid 60s. Southeast Winds around 5 Mph with Gusts up to 20 Mph. Chance of rain near 100 percent.

Tonight 20 Sep Sussex

Rain with a slight chance of Thunderstorms in the evening. Lows in the lower 50s. North Winds around 5 Mph. Gusts up to 20 Mph after midnight. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sparta Lake Temperature Statistics

September Temperature

Andover, Aeroflex-Andover Airport (9.3 miles)

  • Lowest 15 September, 2026

    46.9 °F

  • Average September

    68.1 °F

  • Highest 3 September, 2026

    86 °F

Climate (2021–2026)

Andover, Aeroflex-Andover Airport (9.3 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    63.6 °F
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