Lebanon Weather Forecast
- 49
- 74
Mostly Sunny
- 57
- 74
Slight Chance Rain Showers
- 44
- 73
Partly Sunny
- 48
- 65
Chance Rain Showers
- 56
- 73
Chance Rain Showers
- 44
- 69
Chance Rain Showers
- 46
- 66
Mostly Sunny
Today 28 Apr Northern New London
Sunny. Not as cool with Highs in the mid 70s. Northwest Winds 5 to 10 Mph.
Tonight 28 Apr Northern New London
Mostly clear. Lows in the upper 40s. West Winds around 5 Mph.
Lebanon Temperature Statistics
April Temperature
Willimantic, Windham Airport (7.5 miles)
Lowest 10 April, 2025
24.9 °FAverage April
47.9 °FHighest 19 April, 2025
83.6 °F
Climate (2020–Present)
Willimantic, Windham Airport (7.5 miles)
Average Low 2020–2025
41.8 °FAverage 2020–2025
51.7 °FAverage High 2020–2025
61.8 °F