Jerseyville Weather Forecast
- 72
- 88
Thunderstorms Likely
- 69
- 86
Slight Chance Thunderstorms
- 70
- 88
Chance Thunderstorms
- 70
- 85
Chance Thunderstorms
- 71
- 87
Slight Chance Thunderstorms
- 71
- 90
Chance Thunderstorms
- 68
- 87
Chance Thunderstorms
Today 6 Jul Jersey
Showers and Thunderstorms likely. Near steady temperature in the mid 80s. West Winds 5 to 10 Mph. Chance of rain 70 percent.
Tonight 6 Jul Jersey
Mostly cloudy. Showers and Thunderstorms likely in the evening. Lows in the lower 70s. West Winds 5 to 10 Mph. Chance of rain 70 percent.
Jerseyville Temperature Statistics
July Temperature
St. Charles, St. Charles County Smartt Airport (13.7 miles)
Lowest 2 July, 2025
64.9 °FAverage July
79.4 °FHighest 4 July, 2025
93 °F
Climate (2020–Present)
St. Charles, St. Charles County Smartt Airport (13.7 miles)
Average Low 2020–2025
47.3 °FAverage 2020–2025
57.6 °FAverage High 2020–2025
68.3 °F