Weather for Chicago, Illinois
Current Weather
Humidity: 58%
Feels Like: 50.5°F
Wind: NE 6.7 mph
Wind Gusts: 9.8 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast
Wed
H: 61°F
L: 49°F
Thu
H: 64°F
L: 46°F
Fri
H: 63°F
L: 43°F
Sat
H: 65°F
L: 56°F
Sun
H: 65°F
L: 53°F
Air Quality
Nitrogen Dioxide: 20.35 μg/m3
Sulphur Dioxide: 3.35 μg/m3
Ozone: 58 μg/m3
Astronomical
Sun Transit: 12:37 AM
Sunset: 6:20 PM
Daylight: 11 hrs 25 mins
Moon Transit: 1:31 AM
Moonset: 8:50 AM
Moon Phase: Full
Moon Illumination: 95.8%
Best Times for Fishing or Hunting
Major Periods
1:01 AM - 3:31 AM1:49 PM - 4:19 PM
Minor Periods
6:29 PM - 7:59 PM8:20 AM - 9:50 AM
Action Rating: 4 out of 5
Frost Advisory issued October 8 at 1:33PM CDT until October 9 at 8:00AM CDT by NWS Chicago IL
Effective: Wed October 8, 2025, 1:33 PM
Expires: Wed October 8, 2025, 11:45 PM
* WHAT...Temperatures in the lower to middle 30s are expected and will result in frost formation. * WHERE...Benton, Jasper, Lake IN, Newton, and Porter Counties. * WHEN...From 3 AM CDT /4 AM EDT/ to 8 AM CDT /9 AM EDT/ Thursday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Areas near the Lake Michigan shore will likely remain warm enough to prevent frost development.
Take steps now to protect tender plants from the cold.
Frost Advisory issued October 8 at 1:52PM EDT until October 9 at 9:00AM EDT by NWS Northern Indiana
Effective: Wed October 8, 2025, 12:52 PM
Expires: Thu October 9, 2025, 8:00 AM
* WHAT...Temperatures as low as 32 to 36 degrees will result in frost formation. * WHERE...Portions of northern Indiana, southwest Michigan, and northwest Ohio. * WHEN...From 4 AM EDT /3 AM CDT/ to 9 AM EDT /8 AM CDT/ Thursday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...The Lake Michigan shoreline may see temperatures near 40, preventing frost development.
Take steps now to protect tender plants from the cold.
Weather Forecast
Average Temperature: 54.7°F
Average Humidity: 76%
Wind: 10.5 mph
UV Index: 1
Air Quality
Nitrogen Dioxide: 20.27 μg/m3
Sulphur Dioxide: 4.29 μg/m3
Ozone: 60.88 μg/m3
Astronomical
Sun Transit: 12:37 AM
Sunset: 6:20 PM
Daylight: 11 hrs 25 mins
Moon Transit: 1:31 AM
Moonset: 8:50 AM
Moon Phase: Full
Moon Illumination: 95.8%
Best Times for Fishing or Hunting
Major Periods
1:01 AM - 3:31 AM1:49 PM - 4:19 PM
Minor Periods
6:29 PM - 7:59 PM8:20 AM - 9:50 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 54.5°F
Average Humidity: 61%
Wind: 7.2 mph
UV Index: 1
Air Quality
Nitrogen Dioxide: 18.93 μg/m3
Sulphur Dioxide: 5.23 μg/m3
Ozone: 62.2 μg/m3
Astronomical
Sun Transit: 12:37 AM
Sunset: 6:18 PM
Daylight: 11 hrs 22 mins
Moon Transit: 2:27 AM
Moonset: 10:12 AM
Moon Phase: Waning Gibbous
Moon Illumination: 90.1%
Best Times for Fishing or Hunting
Major Periods
1:57 AM - 4:27 AM2:48 PM - 5:18 PM
Minor Periods
7:05 PM - 8:35 PM9:42 AM - 11:12 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 54.4°F
Average Humidity: 64%
Wind: 12.3 mph
UV Index: 0.5
Air Quality
Nitrogen Dioxide: 20.03 μg/m3
Sulphur Dioxide: 6.21 μg/m3
Ozone: 59.84 μg/m3
Astronomical
Sun Transit: 12:37 AM
Sunset: 6:17 PM
Daylight: 11 hrs 19 mins
Moon Transit: 3:28 AM
Moonset: 11:33 AM
Moon Phase: Waning Gibbous
Moon Illumination: 82.3%
Best Times for Fishing or Hunting
Major Periods
2:58 AM - 5:28 AM3:50 PM - 6:20 PM
Minor Periods
7:52 PM - 9:22 PM11:03 AM - 12:33 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 58.7°F
Average Humidity: 67%
Wind: 12.1 mph
UV Index: 0.9
Air Quality
Nitrogen Dioxide: 16.38 μg/m3
Sulphur Dioxide: 4.68 μg/m3
Ozone: 66.32 μg/m3
Astronomical
Sun Transit: 12:36 AM
Sunset: 6:15 PM
Daylight: 11 hrs 17 mins
Moon Transit: 4:32 AM
Moonset: 12:47 AM
Moon Phase: Waning Gibbous
Moon Illumination: 72.9%
Best Times for Fishing or Hunting
Major Periods
4:02 AM - 6:32 AM4:54 PM - 7:24 PM
Minor Periods
8:50 PM - 10:20 PM12:17 AM - 1:47 PM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 58.8°F
Average Humidity: 67%
Wind: 8.7 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 16.37 μg/m3
Sulphur Dioxide: 3.79 μg/m3
Ozone: 56.77 μg/m3
Astronomical
Sun Transit: 12:36 AM
Sunset: 6:13 PM
Daylight: 11 hrs 14 mins
Moon Transit: 5:35 AM
Moonset: 1:49 PM
Moon Phase: Waning Gibbous
Moon Illumination: 62.3%
Best Times for Fishing or Hunting
Major Periods
5:05 AM - 7:35 AM5:57 PM - 8:27 PM
Minor Periods
9:58 PM - 11:28 PM1:19 PM - 2:49 PM
Action Rating: 3 out of 5