Amherst Weather Forecast

    • 60
    • 80

    Mostly Sunny

    • 70
    • 93

    Partly Sunny

    • 49
    • 89

    Chance Rain Showers

    • 43
    • 66

    Mostly Sunny

    • 45
    • 67

    Chance Rain Showers

    • 45
    • 62

    Rain Showers Likely

Today 18 May Western And Central Hillsborough

Mostly sunny. Highs around 80. South Winds around 10 Mph.

Tonight 18 May Western And Central Hillsborough

Mostly clear. Lows in the lower 60s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Amherst Temperature Statistics

May Temperature

Nashua - Boire Field Airport (7.5 miles)

  • Lowest 9 May, 2026

    34 °F

  • Average May

    54 °F

  • Highest 5 May, 2026

    84 °F

Climate (2021–Present)

Nashua - Boire Field Airport (7.5 miles)

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  • Average Low 2021–2026

    40.9 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    60.5 °F
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