Live Weather & Forecast

Weather in Cary

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

Flag of United States
Sunny
24°C
Feels like 26°C
75°F / Feels 78°F
Sunny
Cary, Illinois
🌞 Daytime
Updated: 2026-04-13 16:15
💧
Humidity
69%
💨
Wind
24.5 km/h SW
🌬️
Wind Gust
34.4 km/h
🌡️
Pressure
1010 mb
👁️
Visibility
16 km
☀️
UV Index
1.8 (Low)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
0%
💦
Dew Point
19.7°C
🌐
Wind Degree
230°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
179.9 μg/m³
NO₂
7.1 μg/m³
O₃
80 μg/m³
SO₂
2.4 μg/m³
PM 2.5
6.3 μg/m³
PM 10
6.7 μg/m³

Weather Alerts 2

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 13 at 10:13AM 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 McHenry, Lake IL and Kane Counties. Kankakee River at Shelby affecting Newton and Lake IN Counties. For the Fox River (Illinois)...including Algonquin Lock & Dam tailwater...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is...

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: 2026-04-13T10:13:00-05:00  ·  Expires: 2026-04-14T04:15:00-05:00

Today's Hourly Forecast

24-hour breakdown for Cary, Illinois

12 AM
Light drizzle
16°
Light drizzle
💧 89% 💨 28.8 km/h 🌧️ 100%
1 AM
Overcast
16°
Overcast
💧 90% 💨 27.4 km/h
2 AM
Cloudy
16°
Cloudy
💧 92% 💨 27 km/h
3 AM
Patchy rain nearby
16°
Patchy rain nearby
💧 94% 💨 25.6 km/h 🌧️ 73%
4 AM
Overcast
17°
Overcast
💧 94% 💨 28.1 km/h
5 AM
Partly Cloudy
17°
Partly Cloudy
💧 93% 💨 25.2 km/h
6 AM
Overcast
17°
Overcast
💧 92% 💨 24.1 km/h
7 AM
Overcast
18°
Overcast
💧 92% 💨 18.7 km/h
8 AM
Overcast
18°
Overcast
💧 92% 💨 18.4 km/h
9 AM
Overcast
19°
Overcast
💧 92% 💨 17.3 km/h
10 AM
Cloudy
20°
Cloudy
💧 90% 💨 17.6 km/h
11 AM
Overcast
20°
Overcast
💧 86% 💨 18 km/h
12 PM
Overcast
21°
Overcast
💧 87% 💨 18 km/h
1 PM
Cloudy
22°
Cloudy
💧 85% 💨 17.6 km/h
2 PM
Partly Cloudy
24°
Partly Cloudy
💧 79% 💨 23.4 km/h
3 PM
Sunny
25°
Sunny
💧 76% 💨 23 km/h
4 PM
Sunny
24°
Sunny
💧 69% 💨 24.5 km/h
5 PM
Sunny
25°
Sunny
💧 67% 💨 22 km/h
6 PM
Sunny
24°
Sunny
💧 71% 💨 27 km/h
7 PM
Sunny
22°
Sunny
💧 79% 💨 18.4 km/h
8 PM
Clear
21°
Clear
💧 81% 💨 22.3 km/h
9 PM
Clear
20°
Clear
💧 76% 💨 26.6 km/h
10 PM
Clear
20°
Clear
💧 80% 💨 28.8 km/h
11 PM
Clear
19°
Clear
💧 82% 💨 30.2 km/h

3-Day Forecast

Daily overview for Cary, Illinois

Today
Patchy rain nearby
Patchy rain nearby
27° / 16°
🌧️ 73% chance of rain
💧 Avg. humidity: 84%
💨 Max wind: 30.2 km/h
🌧️ Total precip: 0.6 mm
☀️ UV Index: 1.1
🌅 Sunrise: 06:15 AM
🌇 Sunset: 07:33 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Moderate rain
Moderate rain
24° / 14°
🌧️ 86% chance of rain
💧 Avg. humidity: 88%
💨 Max wind: 31.3 km/h
🌧️ Total precip: 19.11 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:13 AM
🌇 Sunset: 07:34 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Heavy rain
Heavy rain
19° / 17°
🌧️ 87% chance of rain
💧 Avg. humidity: 95%
💨 Max wind: 28.8 km/h
🌧️ Total precip: 126.96 mm
☀️ UV Index: 1
🌅 Sunrise: 06:12 AM
🌇 Sunset: 07:35 PM
🌙 Waning Crescent
🌑 Moon: 8% lit

Best Time to Visit Cary

Plan your trip to Cary, 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 Cary 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Cary?
Current conditions in Cary: Sunny, temperature 24°C, humidity 69%.
What is the best time to visit Cary?
The best time to visit Cary is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Cary?
Cary is located at approximately 42.2° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Cary?
The wettest period in Cary is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Cary?
For visits to Cary during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Cary in?
Cary is located in United States, in the state of Illinois.
What are the public holidays in Cary in 2026?
View the 2026 public holidays for Cary on our Holidays page.
What are the GPS coordinates used for the weather forecast in Cary?
The weather forecast for Cary uses coordinates 42.2091, -88.24.