Littleton Weather Forecast

    • 43
    • 65

    Chance Rain Showers

    • 39
    • 66

    Mostly Sunny

    • 42
    • 71

    Mostly Sunny

    • 47
    • 72

    Partly Sunny

    • 39
    • 68

    Mostly Sunny

    • 38
    • 64

    Mostly Sunny

Today 7 Sep Northern Grafton

Cloudy. A chance of Showers this morning. Patchy fog this morning. Highs in the mid 60s. Light and variable Winds. Chance of rain 50 percent.

Tonight 7 Sep Northern Grafton

Partly cloudy in the Evening, then clearing. Patchy fog after midnight. Lows in the lower 40s. Light and variable Winds.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Littleton Temperature Statistics

September Temperature

Whitefield - Mount Washington Regional Airport (11.2 miles)

  • Lowest 1 September, 2025

    39.9 °F

  • Average September

    61.6 °F

  • Highest 1 September, 2025

    80.1 °F

Climate (2020–Present)

Whitefield - Mount Washington Regional Airport (11.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    32.7 °F

  • Average 2020–2025

    44.3 °F

  • Average High 2020–2025

    55.6 °F
Get WillyWeather+ to remove ads