Belvidere Weather Forecast
- 56
- 76
Decreasing Clouds
- 54
- 79
Slight Chance Rain Showers
- 52
- 78
Mostly Sunny
- 55
- 81
Mostly Sunny
- 56
- 80
Partly Sunny
- 58
- 78
Partly Sunny
- 54
- 80
Partly Sunny
Today 13 Sep Central Middlesex County
Mostly sunny. Near steady temperature in the lower 70s. Southwest Winds around 5 Mph.
Tonight 13 Sep Central Middlesex County
Mostly cloudy. Isolated Showers this evening. Lows in the mid 50s. Southwest Winds around 5 Mph. Chance of rain 20 percent.
Belvidere Temperature Statistics
September Temperature
Lawrence Municipal Airport (9.3 miles)
Lowest 9 September, 2025
48 °FAverage September
64.3 °FHighest 6 September, 2025
84.9 °F
Climate (2020–Present)
Lawrence Municipal Airport (9.3 miles)
Average Low 2020–2025
43.2 °FAverage 2020–2025
52.2 °FAverage High 2020–2025
61.2 °F