Live Weather & Forecast

Weather in Jerseyville

Q: What is the current weather in Jerseyville?

Current conditions in Jerseyville: Partly cloudy, temperature 23°C, humidity 64%.

Q: What is the best time to visit Jerseyville?

The best time to visit Jerseyville is typically June – September. Warm, dry summers — ideal for outdoor activities.

Q: What are the GPS coordinates used for the weather forecast in Jerseyville?

The weather forecast for Jerseyville uses coordinates 39.12, -90.3284.

Illinois, United States · Real-time conditions & 3-day outlook

23^°C

Feels like 25°C

73°F / Feels 77°F

Partly cloudy

Jerseyville, Illinois

🌞 Daytime

Updated: 2026-04-15 10:30

💧

Humidity

64%

💨

Wind

15.1 km/h S

🌬️

Wind Gust

23.1 km/h

🌡️

Pressure

1012 mb

👁️

Visibility

16 km

☀️

UV Index

1.6 (Low)

🌧️

Precipitation

0.35 mm

☁️

Cloud Cover

75%

💦

Dew Point

16.4°C

🌐

Wind Degree

185°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)

144.9 μg/m³

NO₂

2.8 μg/m³

O₃

81 μg/m³

SO₂

1.6 μg/m³

PM 2.5

6.3 μg/m³

PM 10

6.5 μg/m³

Weather Alerts 5

Met · Severe · Immediate

Flood Warning issued April 14 at 11:11AM CDT until April 19 at 1:00AM CDT by NWS St Louis MO

...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Clarksville. Mississippi River at Louisiana. ...The Flood Warning continues for the following rivers in Illinois...Missouri... Mississippi River at Saverton. Mississippi River at Hannibal. Mississippi River at Winfield. River forecasts are based on observed precipitation and forecast pre...

Motorists should not attempt to drive around barricades or drive cars through flooded areas. Rainfall heavier than forecast could cause river levels to rise even higher than predicted. The National Weather Service will monitor this developing situation and issue follow up statements as conditions...

Effective: 2026-04-14T11:11:00-05:00 · Expires: 2026-04-15T23:15:00-05:00

Met · Severe · Immediate

Flood Warning issued April 14 at 11:11AM CDT until April 21 at 7:00AM CDT by NWS St Louis MO

Effective: 2026-04-14T11:11:00-05:00 · Expires: 2026-04-15T23:15:00-05:00

Met · Severe · Immediate

Flood Warning issued April 14 at 9:26PM CDT until April 21 at 1:00AM CDT by NWS St Louis MO

...The Flood Warning continues for the following rivers in Illinois...Missouri... Mississippi River at Clarksville. Mississippi River at Louisiana. Mississippi River at Hannibal. Mississippi River at Saverton. ...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Winfield. River forecasts are based on observed precipitation and forecast pre...

Effective: 2026-04-14T21:26:00-05:00 · Expires: 2026-04-16T09:30:00-05:00

Met · Severe · Immediate

Flood Warning issued April 14 at 9:26PM CDT until April 19 at 1:00AM CDT by NWS St Louis MO

Effective: 2026-04-14T21:26:00-05:00 · Expires: 2026-04-16T09:30:00-05:00

Met · Severe · Immediate

Flood Warning issued April 14 at 8:55PM CDT by NWS Lincoln IL

...The Flood Warning is extended for the following rivers in Illinois... Illinois River at Beardstown affecting Schuyler, Cass, Morgan and Brown Counties. ...The Flood Warning continues for the following rivers in Illinois... Illinois River near Havana affecting Fulton, Cass and Mason Counties. .The following forecasts are based on observed precipitation, soil moisture conditions, and forecast...

Persons with interests along this river need to remain aware of the latest forecasts and associated flood risk for their area. Stay tuned for further updates on this flooding situation. Caution is urged when walking near riverbanks. Additional information is available at www.weather.gov.

Effective: 2026-04-14T20:55:00-05:00 · Expires: 2026-04-15T13:00:00-05:00

Today's Hourly Forecast

24-hour breakdown for Jerseyville, Illinois

12 AM

23°

Clear

💧 69% 💨 31.7 km/h

1 AM

23°

Clear

💧 69% 💨 22 km/h

2 AM

23°

Clear

💧 69% 💨 24.5 km/h

3 AM

22°

Clear

💧 71% 💨 22.7 km/h

4 AM

22°

Clear

💧 70% 💨 22 km/h

5 AM

22°

Clear

💧 69% 💨 22 km/h

6 AM

22°

Patchy rain nearby

💧 72% 💨 18 km/h 🌧️ 70%

7 AM

22°

Sunny

💧 74% 💨 19.8 km/h

8 AM

23°

Cloudy

💧 69% 💨 16.6 km/h

9 AM

22°

Patchy rain nearby

💧 64% 💨 16.6 km/h 🌧️ 72%

10 AM

23°

Partly cloudy

💧 64% 💨 15.1 km/h 🌧️ 100%

11 AM

22°

Patchy rain nearby

💧 89% 💨 18 km/h 🌧️ 100%

12 PM

24°

Patchy rain nearby

💧 77% 💨 22.3 km/h 🌧️ 79%

1 PM

27°

Sunny

💧 69% 💨 22.3 km/h

2 PM

26°

Sunny

💧 60% 💨 23.4 km/h

3 PM

24°

Partly Cloudy

💧 62% 💨 24.8 km/h

4 PM

24°

Patchy rain nearby

💧 94% 💨 20.2 km/h 🌧️ 100%

5 PM

24°

Light drizzle

💧 81% 💨 19.8 km/h 🌧️ 100%

6 PM

24°

Patchy rain nearby

💧 80% 💨 19.8 km/h 🌧️ 68%

7 PM

22°

Patchy rain nearby

💧 80% 💨 19.1 km/h 🌧️ 100%

8 PM

20°

Patchy rain nearby

💧 87% 💨 16.9 km/h 🌧️ 100%

9 PM

19°

Patchy rain nearby

💧 92% 💨 17.3 km/h 🌧️ 100%

10 PM

18°

Clear

💧 89% 💨 16.9 km/h

11 PM

18°

Partly Cloudy

💧 92% 💨 19.8 km/h

3-Day Forecast

Daily overview for Jerseyville, Illinois

Today

Moderate rain

29° / 17°

🌧️ 89% chance of rain

💧 Avg. humidity: 76%

💨 Max wind: 31.7 km/h

🌧️ Total precip: 14.14 mm

☀️ UV Index: 1.2

🌅 Sunrise: 06:24 AM

🌇 Sunset: 07:39 PM

🌙 Waning Crescent

🌑 Moon: 8% lit

Thu, Apr 16

Partly Cloudy

27° / 16°

🌧️ 0% chance of rain

💧 Avg. humidity: 71%

💨 Max wind: 32.4 km/h

🌧️ Total precip: 0 mm

☀️ UV Index: 1.8

🌅 Sunrise: 06:23 AM

🌇 Sunset: 07:40 PM

🌙 Waning Crescent

🌑 Moon: 3% lit

Fri, Apr 17

Sunny

30° / 14°

🌧️ 0% chance of rain

💧 Avg. humidity: 70%

💨 Max wind: 29.9 km/h

🌧️ Total precip: 0 mm

☀️ UV Index: 1.9

🌅 Sunrise: 06:21 AM

🌇 Sunset: 07:41 PM

🌙 New Moon

🌑 Moon: 0% lit

Best Time to Visit Jerseyville

Plan your trip to Jerseyville, United States around the most favorable weather conditions.

Peak Season

June – September

Warm, dry summers — ideal for outdoor activities.

Shoulder Season

April – May, October

Fewer crowds, moderate prices, mild weather.

Off Season

November – March

Cooler temperatures; some regions may experience rain or snow.

← Back to Jerseyville 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Jerseyville?

Current conditions in Jerseyville: Partly cloudy, temperature 23°C, humidity 64%.

What is the best time to visit Jerseyville?

The best time to visit Jerseyville is typically June – September. Warm, dry summers — ideal for outdoor activities.

What is the climate like in Jerseyville?

Jerseyville is located at approximately 39.1° latitude. It has a temperate climate with warm summers and cold winters.

Does it rain a lot in Jerseyville?

The wettest period in Jerseyville is typically during November – March. Cooler temperatures; some regions may experience rain or snow.

What should I pack for a trip to Jerseyville?

For visits to Jerseyville during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.

What country is Jerseyville in?

Jerseyville is located in United States, in the state of Illinois.

What are the public holidays in Jerseyville in 2026?

View the 2026 public holidays for Jerseyville on our Holidays page.

What are the GPS coordinates used for the weather forecast in Jerseyville?

The weather forecast for Jerseyville uses coordinates 39.12, -90.3284.