UV Index Today

Real-time solar radiation monitoring

Chicago, Illinois, United States
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Chicago

Illinois, United States • Local time: 03:47

Live UV Index
03:00
0.0
Low
Peak 7.3 at 13:00

Temp

18.4°C
Clear

Status

Clear

Max

23.5°C

Next 3 Hours

0.0
04:00
0.0
05:00
0.0
06:00

Humidity

94%

Cloud

12%

Wind Spd

7.7km/h

"Low risk. Minimal protection needed."

Today's UV Forecast

Hourly prediction for Chicago · Peak 7.3 at 13:00

—
00
—
01
—
02
—
03
—
04
—
05
—
06
0.3
07
1.3
08
2.6
09
4.2
10
5.7
11
6.8
12
7.3
13
7.3
14
6.7
15
5.5
16
4.0
17
2.5
18
1.1
19
0.3
20
—
21
—
22
—
23

Sunburn Time & SPF

Estimate burn time for your skin type at UV 0.0 in Chicago.

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Location Map

41.8527, -87.6536 · Elev. 178 m · America/Chicago

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Live UV Index in Chicago

This page shows the live UV index for Chicago, Illinois, United States. Use the current reading, today's peak estimate, and the all-day hourly forecast to plan outdoor time and sun protection in Chicago.

UV intensity can change quickly around midday. Check the peak time and hourly bars for Chicago before long outdoor activities, and increase protection when the index moves into High or above.

Planning Outdoor Time in Chicago

Pair the live UV index with temperature, cloud cover, and wind to judge comfort and exposure risk. Even on cooler or breezy days, high UV can still cause skin damage.

Want nearby comparisons? Browse all cities in Illinois.