Jerseyville, IL Weather Forecast
Local 7-day forecast
Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Jerseyville, IL in one place.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 70. Southeast wind around 10 mph. Chance of precipitation is 40%.
Local Weather Overview
This forecast page for Jerseyville, IL is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 9, 2026 6:45 PM CDT.
The active forecast window currently covers Apr 11 to Apr 15, 2026 for Jerseyville, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 11 to Apr 15, 2026
- Latest sync
- Apr 9, 2026 6:45 PM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Jerseyville
Tuesday looks like the warmest upcoming period in Jerseyville at 83 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 55 degrees F.
The strongest winds are forecast for Sunday at about 12 to 20 mph S.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 9, 2026 6:45 PM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KLSX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
A chance of rain showers after 1pm. Mostly cloudy, with a high near 78. Chance of precipitation is 30%.
A chance of rain showers before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Showers and thunderstorms likely before 1pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Apr 11
|
Chance Rain Showers
|
70°F |
10 mph
SE
|
|
Saturday Night
Apr 11
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
59°F |
12 mph
SE
|
|
Sunday
Apr 12
|
Mostly Cloudy then Chance Rain Showers
|
78°F |
12 to 20 mph
S
|
|
Sunday Night
Apr 12
|
Showers And Thunderstorms Likely
|
62°F |
14 to 17 mph
S
|
|
Monday
Apr 13
|
Showers And Thunderstorms Likely
|
82°F |
13 to 17 mph
SW
|
|
Monday Night
Apr 13
|
Slight Chance Showers And Thunderstorms
|
66°F |
15 mph
S
|
|
Tuesday
Apr 14
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
83°F |
13 to 17 mph
S
|
|
Tuesday Night
Apr 14
|
Chance Showers And Thunderstorms
|
63°F |
16 mph
S
|
|
Wednesday
Apr 15
|
Showers And Thunderstorms Likely
|
79°F |
14 to 17 mph
SW
|
|
Wednesday Night
Apr 15
|
Chance Showers And Thunderstorms
|
55°F |
8 to 13 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Jerseyville.
Nearby forecast pages are not available for this location yet.
