Grantham Weather Forecast
- 30
- 57
Sunny
- 41
- 64
Chance Rain Showers
- 51
- 69
Mostly Cloudy
- 48
- 69
Mostly Cloudy
- 45
- 57
Rain Showers
- 46
- 62
Mostly Cloudy
- 46
- 66
Rain Showers
Today 26 Apr Sullivan
Sunny. Highs in the upper 50s. Light and variable Winds.
Tonight 26 Apr Sullivan
Clear. Lows around 30. Light and variable Winds.
Grantham Temperature Statistics
April Temperature
Lebanon Municipal Airport (12.4 miles)
Lowest 23 April, 2024
24.9 °FAverage April
44.9 °FHighest 9 April, 2024
72.6 °F
Climate (2019–Present)
Lebanon Municipal Airport (12.4 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
38.1 °FAverage 2019–2024
48.3 °FAverage High 2019–2024
59.2 °F