Summerville Weather Forecast
- 51
- 65
Rain Showers Likely
- 64
- 72
Thunderstorms
- 67
- 79
Chance Thunderstorms
- 61
- 79
Thunderstorms
- 52
- 73
Chance Rain Showers
- 56
- 76
Mostly Sunny
Today 25 Apr Macoupin
Sunny in the Morning, then becoming partly sunny. Highs in the mid 60s. East Winds 5 to 10 Mph.
Tonight 25 Apr Macoupin
Mostly cloudy. Showers likely with a slight chance of Thunderstorms after midnight. Not as cool with Lows in the lower 50s. Southeast Winds 10 to 15 Mph. Gusts up to 30 Mph after midnight. Chance of rain 70 percent.
Summerville Temperature Statistics
April Temperature
St. Louis Regional Airport (21.1 miles)
Lowest 6 April, 2024
31.5 °FAverage April
54.4 °FHighest 14 April, 2024
84.2 °F
Climate (2019–Present)
St. Louis Regional Airport (21.1 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
45.8 °FAverage 2019–2024
53.5 °FAverage High 2019–2024
65.5 °F