Currently: 58 °F. Passing clouds. (Weather station: Chicago Midway Airport, USA). See more current weatherAugust 2018 Weather in Chicago — Graph
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
59
63
67
71
75
79
83
87
91
95
Wed, Aug 1
Lo:64
12 am
Hi:70
5
Lo:66
6 am
Hi:82
7
Lo:77
12 pm
Hi:84
10
Lo:73
6 pm
Hi:79
6
Thu, Aug 2
Lo:70
12 am
Hi:73
9
Lo:70
6 am
Hi:84
11
Lo:84
12 pm
Hi:86
11
Lo:73
6 pm
Hi:82
6
Fri, Aug 3
Lo:66
12 am
Hi:73
2
Lo:68
6 am
Hi:82
4
Lo:81
12 pm
Hi:88
10
Lo:75
6 pm
Hi:81
7
Sat, Aug 4
Lo:73
12 am
Hi:75
6
Lo:73
6 am
Hi:93
7
Lo:93
12 pm
Hi:97
15
Lo:81
6 pm
Hi:91
12
Sun, Aug 5
Lo:77
12 am
Hi:81
12
Lo:77
6 am
Hi:90
12
Lo:91
12 pm
Hi:95
18
Lo:77
6 pm
Hi:88
8
Mon, Aug 6
Lo:75
12 am
Hi:79
7
Lo:73
6 am
Hi:75
9
Lo:77
12 pm
Hi:84
8
Lo:75
6 pm
Hi:81
6
Tue, Aug 7
Lo:72
12 am
Hi:75
2
Lo:73
6 am
Hi:84
4
Lo:73
12 pm
Hi:84
7
Lo:72
6 pm
Hi:75
6
Wed, Aug 8
Lo:70
12 am
Hi:72
2
Lo:72
6 am
Hi:77
4
Lo:79
12 pm
Hi:81
7
Lo:72
6 pm
Hi:79
5
Thu, Aug 9
Lo:68
12 am
Hi:72
6
Lo:70
6 am
Hi:86
12
Lo:90
12 pm
Hi:91
14
Lo:73
6 pm
Hi:82
6
Fri, Aug 10
Lo:72
12 am
Hi:73
1
Lo:73
6 am
Hi:84
6
Lo:81
12 pm
Hi:84
14
Lo:73
6 pm
Hi:79
9
Sat, Aug 11
Lo:70
12 am
Hi:73
5
Lo:72
6 am
Hi:86
5
Lo:82
12 pm
Hi:88
11
Lo:75
6 pm
Hi:84
3
Sun, Aug 12
Lo:70
12 am
Hi:73
2
Lo:72
6 am
Hi:88
7
Lo:84
12 pm
Hi:88
12
Lo:73
6 pm
Hi:84
5
Mon, Aug 13
Lo:68
12 am
Hi:72
1
Lo:70
6 am
Hi:84
3
Lo:86
12 pm
Hi:88
9
Lo:79
6 pm
Hi:84
6
Tue, Aug 14
Lo:70
12 am
Hi:77
2
Lo:72
6 am
Hi:86
4
Lo:86
12 pm
Hi:90
8
Lo:81
6 pm
Hi:86
7
Wed, Aug 15
Lo:75
12 am
Hi:79
4
Lo:75
6 am
Hi:82
6
Lo:81
12 pm
Hi:84
10
Lo:73
6 pm
Hi:79
7
Thu, Aug 16
Lo:73
12 am
Hi:73
2
Lo:73
6 am
Hi:81
3
Lo:81
12 pm
Hi:84
7
Lo:77
6 pm
Hi:79
7
Fri, Aug 17
Lo:70
12 am
Hi:77
6
Lo:70
6 am
Hi:79
4
Lo:79
12 pm
Hi:82
9
Lo:75
6 pm
Hi:79
7
Sat, Aug 18
Lo:72
12 am
Hi:73
5
Lo:73
6 am
Hi:81
10
Lo:79
12 pm
Hi:82
11
Lo:73
6 pm
Hi:77
7
Sun, Aug 19
Lo:70
12 am
Hi:73
2
Lo:72
6 am
Hi:82
5
Lo:81
12 pm
Hi:84
10
Lo:77
6 pm
Hi:79
9
Mon, Aug 20
Lo:72
12 am
Hi:75
9
Lo:72
6 am
Hi:79
12
Lo:73
12 pm
Hi:79
14
Lo:72
6 pm
Hi:79
7
Tue, Aug 21
Lo:70
12 am
Hi:72
4
Lo:70
6 am
Hi:75
9
Lo:73
12 pm
Hi:79
17
Lo:70
6 pm
Hi:73
9
Wed, Aug 22
Lo:61
12 am
Hi:68
11
Lo:61
6 am
Hi:77
9
Lo:77
12 pm
Hi:81
13
Lo:64
6 pm
Hi:75
6
Thu, Aug 23
Lo:61
12 am
Hi:64
2
Lo:61
6 am
Hi:79
7
Lo:79
12 pm
Hi:81
12
Lo:70
6 pm
Hi:79
7
Fri, Aug 24
Lo:66
12 am
Hi:68
7
Lo:64
6 am
Hi:70
12
Lo:68
12 pm
Hi:75
16
Lo:64
6 pm
Hi:66
12
Sat, Aug 25
Lo:66
12 am
Hi:68
11
Lo:66
6 am
Hi:75
9
Lo:79
12 pm
Hi:88
10
Lo:79
6 pm
Hi:84
4
Sun, Aug 26
Lo:75
12 am
Hi:79
5
Lo:75
6 am
Hi:90
9
Lo:90
12 pm
Hi:95
12
Lo:82
6 pm
Hi:91
14
Mon, Aug 27
Lo:79
12 am
Hi:82
13
Lo:79
6 am
Hi:88
16
Lo:90
12 pm
Hi:97
21
Lo:82
6 pm
Hi:90
17
Tue, Aug 28
Lo:79
12 am
Hi:82
16
Lo:72
6 am
Hi:84
10
Lo:88
12 pm
Hi:91
17
Lo:70
6 pm
Hi:81
9
Wed, Aug 29
Lo:70
12 am
Hi:72
9
Lo:70
6 am
Hi:73
7
Lo:68
12 pm
Hi:75
7
Lo:66
6 pm
Hi:72
9
Thu, Aug 30
Lo:66
12 am
Hi:66
7
Lo:64
6 am
Hi:70
9
Lo:70
12 pm
Hi:73
9
Lo:66
6 pm
Hi:68
6
Fri, Aug 31
Lo:63
12 am
Hi:64
4
Lo:63
6 am
Hi:81
7
Lo:82
12 pm
Hi:86
10
Lo:73
6 pm
Hi:84
13
Wednesday, August 1, 2018, 12:00 am — 6:00 am
70 / 64 °F
Fog.
Humidity: 89%
Barometer: 29.94 "Hg
WSW
Wind: 4.971 mph
High & Low Weather Summary for August 2018
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 96 °F (Aug 4, 1:53 pm) | 100% (Aug 21, 6:35 am) | 30.23 "Hg (Aug 21, 6:35 am) |
| Low | 60 °F (Aug 22, 5:53 am) | 31% (Aug 3, 12:53 pm) | 29.71 "Hg (Aug 21, 4:53 am) |
| Average | 77 °F | 71% | 29.96 "Hg |
| * Reported Aug 1 12:53 am — Aug 31 11:53 pm, Chicago. Weather by CustomWeather, © 2025 | |||
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 August 1, 2018
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 12:53 am Wed, Aug 1 |  | 69 °F | Passing clouds. | 7 mph | ↑ | 87% | 29.93 "Hg | 8 mi |
| 1:53 am | | 68 °F | Fog. | 5 mph | ↑ | 90% | 29.93 "Hg | 4 mi |
| 2:53 am | | 66 °F | Fog. | 6 mph | ↑ | 90% | 29.94 "Hg | 5 mi |
| 3:53 am | | 65 °F | Fog. | 5 mph | ↑ | 87% | 29.94 "Hg | 6 mi |
| 4:53 am | | 64 °F | Fog. | 5 mph | ↑ | 90% | 29.94 "Hg | 5 mi |
| 5:53 am |  | 64 °F | Fog. | 3 mph | ↑ | 90% | 29.95 "Hg | 6 mi |
| 6:53 am | | 67 °F | Scattered clouds. | 5 mph | ↑ | 81% | 29.95 "Hg | 10 mi |
| 7:53 am | | 70 °F | Scattered clouds. | 7 mph | ↑ | 73% | 29.96 "Hg | 10 mi |
| 8:53 am | | 74 °F | Scattered clouds. | 7 mph | ↑ | 67% | 29.96 "Hg | 10 mi |
| 9:53 am |  | 79 °F | Partly sunny. | 7 mph | ↑ | 50% | 29.96 "Hg | 10 mi |
| 10:53 am | | 80 °F | Partly sunny. | 8 mph | ↑ | 49% | 29.96 "Hg | 10 mi |
| 11:53 am | | 83 °F | Broken clouds. | 10 mph | ↑ | 46% | 29.94 "Hg | 10 mi |
| 12:53 pm | | 84 °F | Broken clouds. | 8 mph | ↑ | 38% | 29.93 "Hg | 10 mi |
| 1:53 pm | | 84 °F | Broken clouds. | 10 mph | ↑ | 40% | 29.91 "Hg | 10 mi |
| 2:53 pm |  | 82 °F | Thunderstorms. Broken clouds. | 16 mph | ↑ | 46% | 29.90 "Hg | 10 mi |
| 3:31 pm | | 77 °F | Broken clouds. | 6 mph | ↑ | 69% | 29.93 "Hg | 10 mi |
| 3:53 pm | | 77 °F | Broken clouds. | 15 mph | ↑ | 64% | 29.92 "Hg | 10 mi |
| 4:53 pm |  | 77 °F | Light rain. Broken clouds. | 7 mph | ↑ | 58% | 29.93 "Hg | 10 mi |
| 5:53 pm | | 77 °F | Broken clouds. | 6 mph | ↑ | 62% | 29.92 "Hg | 10 mi |
| 6:53 pm | | 79 °F | Broken clouds. | 5 mph | ↑ | 62% | 29.90 "Hg | 10 mi |
| 7:53 pm | | 77 °F | Broken clouds. | 6 mph | ↑ | 66% | 29.90 "Hg | 10 mi |
| 8:53 pm |  | 76 °F | Partly cloudy. | 7 mph | ↑ | 72% | 29.91 "Hg | 10 mi |
| 9:53 pm | | 75 °F | Partly cloudy. | 6 mph | ↑ | 71% | 29.92 "Hg | 10 mi |
| 10:53 pm | | 75 °F | Partly cloudy. | 7 mph | ↑ | 71% | 29.93 "Hg | 10 mi |
| 11:53 pm | | 74 °F | Passing clouds. | 8 mph | ↑ | 71% | 29.93 "Hg | 10 mi |
| Weather by CustomWeather, © 2025 | ||||||||