Newton Weather Forecast

    • 65
    • 90

    Slight Chance Thunderstorms

    • 63
    • 84

    Rain Showers Likely

    • 60
    • 76

    Chance Thunderstorms

    • 63
    • 79

    Slight Chance Thunderstorms

    • 65
    • 81

    Slight Chance Thunderstorms

    • 63
    • 82

    Slight Chance Thunderstorms

    • 60
    • 83

    Slight Chance Rain Showers

Today 16 Sep Harvey

Sunny. Near steady temperature in the mid 80s. South Winds 10 to 15 Mph.

Tonight 16 Sep Harvey

Mostly clear. Lows in the mid 60s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Newton Temperature Statistics

September Temperature

Newton, Newton City/County Airport (3.1 miles)

  • Lowest 4 September, 2025

    53.6 °F

  • Average September

    69.6 °F

  • Highest 12 September, 2025

    91 °F

Climate (2020–Present)

Newton, Newton City/County Airport (3.1 miles)

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  • Average Low 2020–2025

    46.5 °F

  • Average 2020–2025

    57.1 °F

  • Average High 2020–2025

    68.4 °F
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