Belvidere Weather Forecast

    • 68
    • 84

    Mostly Cloudy

    • 61
    • 85

    Slight Chance Thunderstorms

    • 54
    • 78

    Mostly Sunny

    • 62
    • 79

    Mostly Cloudy

    • 63
    • 81

    Chance Rain Showers

    • 60
    • 80

    Partly Sunny

Today 9 Sep Warren

Patchy fog this morning. Partly sunny. Highs in the lower 80s. South Winds 5 to 10 Mph.

Tonight 9 Sep Warren

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms after midnight. Warmer with Lows in the upper 60s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 40 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Belvidere Temperature Statistics

September Temperature

Andover, Aeroflex-Andover Airport (21.7 miles)

  • Lowest 6 September, 2026

    57.9 °F

  • Average September

    70.7 °F

  • Highest 3 September, 2026

    86 °F

Climate (2021–2026)

Andover, Aeroflex-Andover Airport (21.7 miles)

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

  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    63.6 °F
Get WillyWeather+ to remove ads