Live Weather & Forecast

Weather in Downers Grove

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

Flag of United States
Overcast
17°C
Feels like 17°C
63°F / Feels 63°F
Overcast
Downers Grove, Illinois
🌙 Nighttime
Updated: 2026-04-13 03:45
💧
Humidity
90%
💨
Wind
22.3 km/h WSW
🌬️
Wind Gust
34.9 km/h
🌡️
Pressure
1009 mb
👁️
Visibility
16 km
☀️
UV Index
0 (Low)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
100%
💦
Dew Point
16°C
🌐
Wind Degree
239°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
169.9 μg/m³
NO₂
11.6 μg/m³
O₃
55 μg/m³
SO₂
3.1 μg/m³
PM 2.5
8.6 μg/m³
PM 10
8.8 μg/m³

Weather Alerts 4

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...

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: 2026-04-12T10:46:00-05:00  ·  Expires: 2026-04-13T05:00:00-05:00
Met · Severe · Immediate
Flood Warning issued April 12 at 9:04PM CDT until April 14 at 7:00PM CDT by NWS Chicago IL

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

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: 2026-04-12T21:04:00-05:00  ·  Expires: 2026-04-13T15:15:00-05:00
Met · Severe · Immediate
Flood Warning issued April 12 at 10:22AM CDT until April 14 at 1:00AM CDT by NWS Chicago IL

...The Flood Warning continues for the following rivers in Indiana... Kankakee River at Dunns Bridge affecting Porter and Jasper Counties. Kankakee River at Shelby affecting Newton and Lake IN Counties. For the Kankakee River...including Dunns Bridge...Minor flooding is occurring. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Kankakee River from Near I-65 and...

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: 2026-04-12T10:22:00-05:00  ·  Expires: 2026-04-13T04:30:00-05:00
Met · Severe · Immediate
Flood Warning issued April 12 at 9:04PM CDT until April 13 at 7:00PM CDT by NWS Chicago IL

...The Flood Warning continues for the following rivers in Indiana... Illinois... Kankakee River at Shelby affecting Lake IN and Newton Counties. Fox River at Algonquin Lock & Dam tailwater affecting Kane, McHenry and Lake IL Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Kankakee River from Near I-65 and De Motte downstream to IL/IN state line, includ...

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: 2026-04-12T21:04:00-05:00  ·  Expires: 2026-04-13T15:15:00-05:00

Today's Hourly Forecast

24-hour breakdown for Downers Grove, Illinois

12 AM
Patchy rain nearby
17°
Patchy rain nearby
💧 85% 💨 26.6 km/h 🌧️ 100%
1 AM
Overcast
17°
Overcast
💧 87% 💨 23.8 km/h
2 AM
Overcast
17°
Overcast
💧 92% 💨 23.4 km/h
3 AM
Overcast
17°
Overcast
💧 90% 💨 22.3 km/h
4 AM
Patchy rain nearby
17°
Patchy rain nearby
💧 92% 💨 18.7 km/h 🌧️ 100%
5 AM
Cloudy
17°
Cloudy
💧 90% 💨 18.7 km/h
6 AM
Overcast
17°
Overcast
💧 91% 💨 18 km/h
7 AM
Overcast
18°
Overcast
💧 91% 💨 15.8 km/h
8 AM
Overcast
18°
Overcast
💧 91% 💨 16.2 km/h
9 AM
Overcast
19°
Overcast
💧 91% 💨 15.8 km/h
10 AM
Overcast
19°
Overcast
💧 92% 💨 15.8 km/h
11 AM
Overcast
20°
Overcast
💧 93% 💨 17.3 km/h
12 PM
Cloudy
21°
Cloudy
💧 92% 💨 20.2 km/h
1 PM
Overcast
21°
Overcast
💧 90% 💨 16.6 km/h
2 PM
Overcast
21°
Overcast
💧 89% 💨 18 km/h
3 PM
Moderate rain at times
19°
Moderate rain at times
💧 94% 💨 22.3 km/h 🌧️ 100%
4 PM
Heavy rain at times
20°
Heavy rain at times
💧 88% 💨 20.2 km/h 🌧️ 100%
5 PM
Sunny
21°
Sunny
💧 81% 💨 18.7 km/h
6 PM
Thundery outbreaks in nearby
21°
Thundery outbreaks in nearby
💧 83% 💨 21.2 km/h
7 PM
Light rain shower
21°
Light rain shower
💧 93% 💨 20.9 km/h 🌧️ 100%
8 PM
Thundery outbreaks in nearby
21°
Thundery outbreaks in nearby
💧 89% 💨 21.2 km/h
9 PM
Thundery outbreaks in nearby
21°
Thundery outbreaks in nearby
💧 89% 💨 23.4 km/h
10 PM
Thundery outbreaks in nearby
21°
Thundery outbreaks in nearby
💧 87% 💨 23.8 km/h
11 PM
Overcast
20°
Overcast
💧 92% 💨 22.3 km/h

3-Day Forecast

Daily overview for Downers Grove, Illinois

Today
Heavy rain
Heavy rain
22° / 17°
🌧️ 88% chance of rain
💧 Avg. humidity: 90%
💨 Max wind: 26.6 km/h
🌧️ Total precip: 67.66 mm
☀️ UV Index: 0.8
🌅 Sunrise: 06:15 AM
🌇 Sunset: 07:31 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Patchy rain nearby
Patchy rain nearby
23° / 19°
🌧️ 82% chance of rain
💧 Avg. humidity: 90%
💨 Max wind: 26.6 km/h
🌧️ Total precip: 1.05 mm
☀️ UV Index: 1.5
🌅 Sunrise: 06:13 AM
🌇 Sunset: 07:32 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Heavy rain
Heavy rain
21° / 19°
🌧️ 88% chance of rain
💧 Avg. humidity: 88%
💨 Max wind: 23.8 km/h
🌧️ Total precip: 24.11 mm
☀️ UV Index: 0.6
🌅 Sunrise: 06:11 AM
🌇 Sunset: 07:33 PM
🌙 Waning Crescent
🌑 Moon: 8% lit

Best Time to Visit Downers Grove

Plan your trip to Downers Grove, 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 Downers Grove 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Downers Grove?
Current conditions in Downers Grove: Overcast, temperature 17°C, humidity 90%.
What is the best time to visit Downers Grove?
The best time to visit Downers Grove is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Downers Grove?
Downers Grove is located at approximately 41.8° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Downers Grove?
The wettest period in Downers Grove is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Downers Grove?
For visits to Downers Grove during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Downers Grove in?
Downers Grove is located in United States, in the state of Illinois.
What are the public holidays in Downers Grove in 2026?
View the 2026 public holidays for Downers Grove on our Holidays page.
What are the GPS coordinates used for the weather forecast in Downers Grove?
The weather forecast for Downers Grove uses coordinates 41.7937, -88.0102.