Grand Lake St. Marys SPB Weather Forecast
- 42
- 60
Rain Showers
- 34
- 50
Mostly Cloudy
- 40
- 58
Mostly Sunny
- 60
- 67
Rain Showers Likely
- 65
- 75
Chance Rain Showers
- 63
- 79
Rain Showers Likely
Today 23 Apr Mercer
Partly cloudy this Morning, then Showers this afternoon. Highs around 60. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 100 percent.
Tonight 23 Apr Mercer
Mostly cloudy with Showers in the Evening, then partly cloudy after midnight. Lows around 40. West Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 90 percent.
Grand Lake St. Marys SPB Temperature Statistics
April Temperature
Versailles Darke County Airport (23 miles)
Lowest 6 April, 2024
32 °FAverage April
53.2 °FHighest 16 April, 2024
80.6 °F
Climate (2019–Present)
Versailles Darke County Airport (23 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
43.2 °FAverage 2019–2024
52.1 °FAverage High 2019–2024
61.4 °F