Live Weather & Forecast

Weather in South Elgin

Q: What is the current weather in South Elgin?

Current conditions in South Elgin: Partly cloudy, temperature 26°C, humidity 45%.

Q: What is the best time to visit South Elgin?

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

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

The weather forecast for South Elgin uses coordinates 41.9942, -88.2923.

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

26^°C

Feels like 26°C

78°F / Feels 79°F

Partly cloudy

South Elgin, Illinois

🌞 Daytime

Updated: 2026-04-12 16:45

💧

Humidity

45%

💨

Wind

34.2 km/h SSW

🌬️

Wind Gust

45.1 km/h

🌡️

Pressure

1010 mb

👁️

Visibility

16 km

☀️

UV Index

2.5 (Low)

🌧️

Precipitation

0 mm

☁️

Cloud Cover

75%

💦

Dew Point

15.3°C

🌐

Wind Degree

210°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)

174.9 μg/m³

NO₂

5.7 μg/m³

O₃

87 μg/m³

SO₂

2.1 μg/m³

PM 2.5

5.4 μg/m³

PM 10

5.6 μg/m³

Weather Alerts 3

Met · Severe · Immediate

Flood Warning issued April 11 at 9:24PM CDT until April 14 at 7:00PM CDT by NWS Chicago IL

...The Flood Warning continues for the following rivers in Illinois...Indiana... Fox River at Algonquin Lock & Dam tailwater affecting Lake IL, McHenry and Kane Counties. Kankakee River at Dunns Bridge affecting Jasper and Porter Counties. Kankakee River at Shelby affecting Newton and Lake IN Counties. ...The Flood Warning is extended for the following rivers in Illinois... Des Plaines River...

A Flood Warning means water levels above flood stage are imminent or may already be occurring. Persons along rivers and streams in the warned area should take immediate precautions to protect life and property. These forecasts are based on observed precipitation as well as forecast precipitation...

Effective: 2026-04-11T21:24:00-05:00 · Expires: 2026-04-12T15:30:00-05:00

Met · Severe · Immediate

Flood Warning issued April 12 at 10:46AM CDT until April 14 at 7:00PM CDT by NWS Chicago IL

...The Flood Warning continues for the following rivers in Illinois... Fox River at Algonquin Lock & Dam tailwater affecting Kane, McHenry and Lake IL Counties. For the Fox River (Illinois)...including Algonquin Lock & Dam tailwater...Minor flooding is occurring. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Fox River from Johnsburg downstream to Red Gate Road...

Effective: 2026-04-12T10:46:00-05:00 · Expires: 2026-04-13T05:00:00-05:00

Met · Severe · Immediate

Flood Warning issued April 11 at 9:24PM CDT until April 14 at 7:00PM CDT by NWS Chicago IL

Effective: 2026-04-11T21:24:00-05:00 · Expires: 2026-04-12T15:30:00-05:00

Today's Hourly Forecast

24-hour breakdown for South Elgin, Illinois

12 AM

10°

Clear

💧 74% 💨 15.5 km/h

1 AM

10°

Clear

💧 74% 💨 15.8 km/h

2 AM

9°

Clear

💧 74% 💨 18.7 km/h

3 AM

10°

Clear

💧 76% 💨 19.4 km/h

4 AM

10°

Clear

💧 78% 💨 19.8 km/h

5 AM

10°

Clear

💧 83% 💨 21.6 km/h

6 AM

11°

Clear

💧 87% 💨 22.3 km/h

7 AM

12°

Sunny

💧 87% 💨 25.2 km/h

8 AM

14°

Patchy rain nearby

💧 85% 💨 25.2 km/h 🌧️ 78%

9 AM

17°

Sunny

💧 82% 💨 25.6 km/h

10 AM

20°

Sunny

💧 77% 💨 30.6 km/h

11 AM

23°

Sunny

💧 73% 💨 32.4 km/h

12 PM

25°

Sunny

💧 67% 💨 34.2 km/h

1 PM

27°

Sunny

💧 57% 💨 35.6 km/h

2 PM

26°

Sunny

💧 50% 💨 35.3 km/h

3 PM

27°

Sunny

💧 51% 💨 34.6 km/h

4 PM

26°

Partly cloudy

💧 45% 💨 34.2 km/h

5 PM

26°

Patchy rain nearby

💧 51% 💨 36 km/h 🌧️ 100%

6 PM

25°

Patchy rain nearby

💧 63% 💨 31.7 km/h 🌧️ 100%

7 PM

22°

Sunny

💧 64% 💨 36 km/h

8 PM

20°

Patchy rain nearby

💧 64% 💨 25.9 km/h 🌧️ 74%

9 PM

18°

Patchy rain nearby

💧 82% 💨 33.1 km/h 🌧️ 100%

10 PM

17°

Patchy rain nearby

💧 92% 💨 32 km/h 🌧️ 100%

11 PM

17°

Patchy rain nearby

💧 91% 💨 34.2 km/h 🌧️ 100%

3-Day Forecast

Daily overview for South Elgin, Illinois

Today

Moderate rain

29° / 9°

🌧️ 88% chance of rain

💧 Avg. humidity: 72%

💨 Max wind: 36 km/h

🌧️ Total precip: 6.76 mm

☀️ UV Index: 1.5

🌅 Sunrise: 06:17 AM

🌇 Sunset: 07:31 PM

🌙 Waning Crescent

🌑 Moon: 33% lit

Mon, Apr 13

Patchy rain nearby

22° / 16°

🌧️ 63% chance of rain

💧 Avg. humidity: 92%

💨 Max wind: 31 km/h

🌧️ Total precip: 3.73 mm

☀️ UV Index: 0.8

🌅 Sunrise: 06:15 AM

🌇 Sunset: 07:33 PM

🌙 Waning Crescent

🌑 Moon: 23% lit

Tue, Apr 14

Patchy rain nearby

25° / 19°

🌧️ 74% chance of rain

💧 Avg. humidity: 91%

💨 Max wind: 31.7 km/h

🌧️ Total precip: 3.25 mm

☀️ UV Index: 1.2

🌅 Sunrise: 06:14 AM

🌇 Sunset: 07:34 PM

🌙 Waning Crescent

🌑 Moon: 15% lit

Best Time to Visit South Elgin

Plan your trip to South Elgin, 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 South Elgin 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in South Elgin?

Current conditions in South Elgin: Partly cloudy, temperature 26°C, humidity 45%.

What is the best time to visit South Elgin?

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

What is the climate like in South Elgin?

South Elgin is located at approximately 42° latitude. It has a temperate climate with warm summers and cold winters.

Does it rain a lot in South Elgin?

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

What should I pack for a trip to South Elgin?

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

What country is South Elgin in?

South Elgin is located in United States, in the state of Illinois.

What are the public holidays in South Elgin in 2026?

View the 2026 public holidays for South Elgin on our Holidays page.

What are the GPS coordinates used for the weather forecast in South Elgin?

The weather forecast for South Elgin uses coordinates 41.9942, -88.2923.