Jerseyville Weather Forecast
- 39
- 64
Chance Rain Showers
- 41
- 61
Partly Sunny
- 39
- 59
Mostly Sunny
- 55
- 72
Rain Showers Likely
- 54
- 76
Chance Thunderstorms
- 50
- 73
Rain Showers Likely
Today 30 Apr Jersey
Partly sunny with a 20 percent chance of Showers. Near steady temperature in the lower 60s. Southwest Winds 5 to 10 Mph.
Tonight 30 Apr Jersey
Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms in the Evening, then partly cloudy after midnight. Lows in the upper 30s. Northwest Winds 5 to 10 Mph. Chance of rain 50 percent.
Jerseyville Temperature Statistics
April Temperature
St. Charles, St. Charles County Smartt Airport (13.7 miles)
Lowest 19 April, 2026
37.9 °FAverage April
62.5 °FHighest 14 April, 2026
91.7 °F
Climate (2021–Present)
St. Charles, St. Charles County Smartt Airport (13.7 miles)
Average Low 2021–2026
47.3 °FAverage 2021–2026
57.9 °FAverage High 2021–2026
68.9 °F