Littleton Weather Forecast

    • 52
    • 70

    Partly Sunny

    • 60
    • 79

    Partly Sunny

    • 62
    • 77

    Chance Rain Showers

    • 49
    • 75

    Mostly Sunny

    • 51
    • 68

    Chance Rain Showers

    • 53
    • 67

    Rain Showers Likely

    • 52
    • 69

    Chance Rain Showers

Today 15 Sep Central Middlesex County

Sunny. Near steady temperature in the upper 60s. Southeast Winds around 5 Mph.

Tonight 15 Sep Central Middlesex County

Mostly clear this Evening, then becoming partly cloudy. Lows in the lower 50s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Littleton Temperature Statistics

September Temperature

Laurence G Hanscom Field Airport (11.8 miles)

  • Lowest 12 September, 2026

    44.1 °F

  • Average September

    66.1 °F

  • Highest 4 September, 2026

    84 °F

Climate (2021–2026)

Laurence G Hanscom Field Airport (11.8 miles)

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  • Average Low 2021–2026

    41.2 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    61.7 °F
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