Littleton Weather Forecast
- 50
- 76
Increasing Clouds
- 56
- 74
Mostly Cloudy
- 58
- 79
Slight Chance Rain Showers
- 46
- 80
Mostly Sunny
- 43
- 68
Mostly Sunny
- 50
- 72
Mostly Sunny
Today 16 Sep Central Middlesex County
Mostly sunny. Patchy fog in the morning. Visibility one quarter mile or less at Times in the morning. Highs in the mid 70s. Northeast Winds around 5 Mph, becoming east around 5 Mph in the afternoon.
Tonight 16 Sep Central Middlesex County
Mostly cloudy. Patchy fog. Visibility one quarter mile or less at Times. Near steady temperature in the mid 50s. Light and variable Winds.
Littleton Temperature Statistics
September Temperature
Laurence G Hanscom Field Airport (11.8 miles)
Lowest 9 September, 2025
43 °FAverage September
63.1 °FHighest 6 September, 2025
86 °F
Climate (2020–Present)
Laurence G Hanscom Field Airport (11.8 miles)
Average Low 2020–2025
41.7 °FAverage 2020–2025
51.9 °FAverage High 2020–2025
62 °F