Arlington Weather Forecast

    • 45
    • 67

    Rain Showers

    • 43
    • 61

    Mostly Sunny

    • 40
    • 60

    Mostly Sunny

    • 38
    • 57

    Partly Sunny

    • 37
    • 54

    Slight Chance Rain Showers

    • 38
    • 54

    Slight Chance Rain Showers

Today 22 Oct Southeast Middlesex

Mostly cloudy with Showers with a slight chance of Thunderstorms in the Morning, then sunny with a slight chance of Showers in the afternoon. Patchy fog in the morning. Highs in the mid 60s. South Winds 5 to 10 Mph, becoming southwest in the afternoon. Gusts up to 20 Mph. Chance of rain 80 percent.

Tonight 22 Oct Southeast Middlesex

Mostly cloudy with scattered Showers. Near steady temperature in the lower 50s. South Winds around 5 Mph. Chance of rain 40 percent.

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Arlington Temperature Statistics

October Temperature

Laurence G Hanscom Field Airport (7.5 miles)

  • Lowest 10 October, 2025

    28 °F

  • Average October

    54.8 °F

  • Highest 5 October, 2025

    84 °F

Climate (2020–Present)

Laurence G Hanscom Field Airport (7.5 miles)

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  • Average Low 2020–2025

    41.7 °F

  • Average 2020–2025

    52 °F

  • Average High 2020–2025

    62.1 °F
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