Sudbury Weather Forecast

    • 61
    • 82

    Increasing Clouds

    • 68
    • 92

    Slight Chance Thunderstorms

    • 52
    • 89

    Rain Showers Likely

    • 47
    • 68

    Partly Sunny

    • 47
    • 67

    Chance Rain Showers

    • 48
    • 67

    Chance Rain Showers

Today 18 May Central Middlesex County

Mostly sunny. Highs in the lower 80s. Southeast Winds 5 to 10 Mph. Gusts up to 20 Mph in the afternoon.

Tonight 18 May Central Middlesex County

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 60s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sudbury Temperature Statistics

May Temperature

Laurence G Hanscom Field Airport (8.1 miles)

  • Lowest 9 May, 2026

    34 °F

  • Average May

    54.4 °F

  • Highest 5 May, 2026

    81 °F

Climate (2021–Present)

Laurence G Hanscom Field Airport (8.1 miles)

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  • Average Low 2021–2026

    41.3 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    61.6 °F
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