Currently: 73 °F. Passing clouds. (Weather station: Chicago Midway Airport, USA). See more current weatherOctober 2009 Weather in Chicago — Graph
High & Low Weather Summary for October 2009
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 69 °F (Oct 21, 3:51 pm) | 100% (Oct 23, 10:09 am) | 30.44 "Hg (Oct 23, 10:09 am) |
| Low | 28 °F (Oct 11, 4:51 am) | 37% (Oct 11, 1:51 pm) | 29.33 "Hg (Oct 23, 11:51 am) |
| Average | 50 °F | 75% | 29.99 "Hg |
| * Reported Oct 1 12:51 am — Oct 31 9:51 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 October 1, 2009
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 12:51 am Thu, Oct 1 |  | 49 °F | Clear. | 5 mph | ↑ | 77% | 30.08 "Hg | 10 mi |
| 1:51 am | | 48 °F | Clear. | 5 mph | ↑ | 80% | 30.08 "Hg | 10 mi |
| 2:51 am | | 46 °F | Clear. | No wind | ↑ | 86% | 30.07 "Hg | 10 mi |
| 3:51 am | | 45 °F | Clear. | 6 mph | ↑ | 86% | 30.06 "Hg | 10 mi |
| 4:51 am | | 45 °F | Passing clouds. | 6 mph | ↑ | 82% | 30.04 "Hg | 10 mi |
| 5:51 am | | 45 °F | Passing clouds. | 5 mph | ↑ | 82% | 30.04 "Hg | 10 mi |
| 6:51 am |  | 44 °F | Scattered clouds. | 6 mph | ↑ | 85% | 30.06 "Hg | 10 mi |
| 7:51 am |  | 47 °F | Broken clouds. | 8 mph | ↑ | 80% | 30.06 "Hg | 10 mi |
| 8:51 am | | 49 °F | Partly sunny. | 6 mph | ↑ | 74% | 30.07 "Hg | 10 mi |
| 9:51 am | | 54 °F | Broken clouds. | 7 mph | ↑ | 62% | 30.03 "Hg | 10 mi |
| 10:51 am |  | 56 °F | Cloudy. | 7 mph | ↑ | 58% | 30.02 "Hg | 10 mi |
| 11:51 am | | 57 °F | Mostly cloudy. | 6 mph | ↑ | 60% | 30.00 "Hg | 10 mi |
| 12:51 pm | | 59 °F | Mostly cloudy. | 10 mph | ↑ | 58% | 29.98 "Hg | 10 mi |
| 1:51 pm | | 58 °F | Mostly cloudy. | 12 mph | ↑ | 65% | 29.93 "Hg | 10 mi |
| 2:51 pm |  | 59 °F | Light rain. Mostly cloudy. | 7 mph | ↑ | 67% | 29.89 "Hg | 10 mi |
| 3:51 pm | | 56 °F | Light rain. Mostly cloudy. | 8 mph | ↑ | 84% | 29.87 "Hg | 6 mi |
| 4:51 pm |  | 55 °F | Rain. Fog. | 7 mph | ↑ | 90% | 29.84 "Hg | 5 mi |
| 5:51 pm | | 55 °F | Light rain. Mostly cloudy. | 10 mph | ↑ | 90% | 29.82 "Hg | 7 mi |
| 6:51 pm |  | 55 °F | Fog. | 15 mph | ↑ | 87% | 29.78 "Hg | 6 mi |
| 7:51 pm | | 55 °F | Fog. | 12 mph | ↑ | 87% | 29.77 "Hg | 6 mi |
| 9:08 pm |  | 54 °F | Light rain. Fog. | 12 mph | ↑ | 94% | 29.75 "Hg | 3 mi |
| 9:51 pm | | 54 °F | Fog. | 15 mph | ↑ | 93% | 29.74 "Hg | 5 mi |
| 10:51 pm |  | 54 °F | Heavy rain. Fog. | 13 mph | ↑ | 90% | 29.70 "Hg | 3 mi |
| 11:51 pm | | 53 °F | Light rain. Fog. | 15 mph | ↑ | 93% | 29.65 "Hg | 5 mi |
| Weather by CustomWeather, © 2024 | ||||||||