Amherst Weather Forecast

    • 51
    • 66

    Rain Showers

    • 48
    • 70

    Partly Sunny

    • 52
    • 68

    Mostly Cloudy

    • 54
    • 74

    Slight Chance Thunderstorms

    • 53
    • 79

    Partly Sunny

    • 55
    • 75

    Slight Chance Thunderstorms

Today 20 Sep Phillips County

Showers likely. Slight chance of Thunderstorms in the late morning and early afternoon. Chance of Thunderstorms late in the afternoon. Highs 66 to 72. Chance of rain 70 percent.

Tonight 20 Sep Phillips County

Mostly cloudy with a chance of Showers and slight chance of Thunderstorms in the Evening, then partly cloudy with a slight chance of Showers after midnight. Lows in the upper 40s. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Amherst Temperature Statistics

September Temperature

Holyoke Airport (9.3 miles)

  • Lowest 12 September, 2026

    52 °F

  • Average September

    71.6 °F

  • Highest 4 September, 2026

    96.1 °F

Climate (2021–2026)

Holyoke Airport (9.3 miles)

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  • Average Low 2021–2026

    39.2 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    67.8 °F
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