Currently: 59 °F. Light rain. Fog. (Weather station: Chicago Midway Airport, USA). See more current weatherSeptember 2018 Weather in Chicago — Graph
High & Low Weather Summary for September 2018
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 95 °F (Sep 20, 2:53 pm) | 97% (Sep 16, 4:53 am) | 30.37 "Hg (Sep 16, 4:53 am) |
| Low | 42 °F (Sep 29, 6:53 am) | 32% (Sep 12, 4:53 pm) | 29.72 "Hg (Sep 21, 3:53 am) |
| Average | 70 °F | 69% | 30.07 "Hg |
| * Reported Sep 1 12:53 am — Sep 30 11:53 pm, Chicago. Weather by CustomWeather, © 2024 | |||
Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records
Chicago Weather History for September 1, 2018
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 12:53 am Sat, Sep 1 |  | 73 °F | Passing clouds. | 8 mph | ↑ | 84% | 29.99 "Hg | 10 mi |
| 1:53 am | | 73 °F | Passing clouds. | 12 mph | ↑ | 84% | 29.98 "Hg | 10 mi |
| 2:53 am |  | 73 °F | High level clouds. | 12 mph | ↑ | 84% | 29.95 "Hg | 10 mi |
| 3:53 am |  | 72 °F | Overcast. | 9 mph | ↑ | 87% | 29.96 "Hg | 10 mi |
| 4:53 am | | 72 °F | Overcast. | 9 mph | ↑ | 87% | 29.95 "Hg | 10 mi |
| 5:53 am | | 72 °F | Mostly cloudy. | 10 mph | ↑ | 87% | 29.96 "Hg | 10 mi |
| 6:53 am |  | 73 °F | Mostly cloudy. | 10 mph | ↑ | 84% | 29.97 "Hg | 10 mi |
| 7:53 am | | 74 °F | Mostly cloudy. | 8 mph | ↑ | 85% | 29.98 "Hg | 10 mi |
| 8:20 am |  | 75 °F | Thunderstorms. Mostly cloudy. | 12 mph | ↑ | 82% | 30.01 "Hg | 10 mi |
| 8:53 am | | 75 °F | Thundershowers. Cloudy. | 8 mph | ↑ | 85% | 30.00 "Hg | 10 mi |
| 9:18 am | | 75 °F | Thunderstorms. Mostly cloudy. | 8 mph | ↑ | 83% | 30.04 "Hg | 10 mi |
| 9:34 am | | 74 °F | Thundershowers. Mostly cloudy. | 9 mph | ↑ | 88% | 30.04 "Hg | 10 mi |
| 9:53 am | | 74 °F | Thundershowers. Cloudy. | 6 mph | ↑ | 88% | 30.00 "Hg | 10 mi |
| 10:13 am | | 74 °F | Light rain. Cloudy. | 5 mph | ↑ | 88% | 30.03 "Hg | 10 mi |
| 10:53 am | | 75 °F | Light rain. Cloudy. | 8 mph | ↑ | 88% | 30.01 "Hg | 10 mi |
| 11:39 am | | 77 °F | Mostly cloudy. | 8 mph | ↑ | 85% | 30.03 "Hg | 10 mi |
| 11:53 am |  | 77 °F | Cloudy. | 7 mph | ↑ | 85% | 30.01 "Hg | 10 mi |
| 12:28 pm | | 78 °F | Cloudy. | 10 mph | ↑ | 82% | 30.01 "Hg | 10 mi |
| 12:53 pm | | 78 °F | Light rain. Cloudy. | 12 mph | ↑ | 82% | 29.96 "Hg | 10 mi |
| 1:53 pm | | 82 °F | Broken clouds. | 14 mph | ↑ | 72% | 29.96 "Hg | 10 mi |
| 2:53 pm | | 83 °F | Partly sunny. | 21 mph | ↑ | 65% | 29.93 "Hg | 10 mi |
| 3:53 pm | | 85 °F | Partly sunny. | 16 mph | ↑ | 63% | 29.92 "Hg | 10 mi |
| 4:53 pm | | 86 °F | Broken clouds. | 9 mph | ↑ | 65% | 29.93 "Hg | 10 mi |
| 5:53 pm | | 85 °F | Partly sunny. | 9 mph | ↑ | 65% | 29.94 "Hg | 10 mi |
| 6:53 pm | | 85 °F | Broken clouds. | 9 mph | ↑ | 61% | 29.93 "Hg | 10 mi |
| 7:53 pm | | 83 °F | Passing clouds. | 9 mph | ↑ | 65% | 29.93 "Hg | 10 mi |
| 8:29 pm | | 82 °F | Thunderstorms. Partly cloudy. | 6 mph | ↑ | 67% | 29.98 "Hg | 10 mi |
| 8:53 pm | | 83 °F | Passing clouds. | 10 mph | ↑ | 65% | 29.94 "Hg | 10 mi |
| 9:53 pm | | 82 °F | Passing clouds. | 10 mph | ↑ | 67% | 29.95 "Hg | 10 mi |
| 10:53 pm | | 81 °F | Passing clouds. | 8 mph | ↑ | 72% | 29.97 "Hg | 10 mi |
| 11:53 pm | | 80 °F | Passing clouds. | 6 mph | ↑ | 74% | 29.97 "Hg | 10 mi |
| Weather by CustomWeather, © 2024 | ||||||||