Lexington Weather Forecast

    • 67
    • 84

    Partly Sunny

    • 72
    • 93

    Partly Sunny

    • 73
    • 93

    Chance Thunderstorms

    • 70
    • 87

    Chance Thunderstorms

    • 67
    • 81

    Slight Chance Thunderstorms

    • 65
    • 78

    Chance Rain Showers

    • 64
    • 77

    Chance Rain Showers

Today 5 Jul Southeast Middlesex

Mostly sunny. Near steady temperature in the mid 80s. Southwest Winds 5 to 10 Mph.

Tonight 5 Jul Southeast Middlesex

Partly cloudy. Not as cool with Lows in the upper 60s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lexington Temperature Statistics

July Temperature

Laurence G Hanscom Field Airport (3.7 miles)

  • Lowest 3 July, 2025

    68 °F

  • Average July

    79.3 °F

  • Highest 1 July, 2025

    91 °F

Climate (2020–Present)

Laurence G Hanscom Field Airport (3.7 miles)

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  • Average Low 2020–2025

    41.8 °F

  • Average 2020–2025

    52 °F

  • Average High 2020–2025

    62.1 °F
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