September 2019 Weather in Chicago — Graph
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
56
59
62
65
68
71
74
77
80
83
86
89
Sun, Sep 1
Lo:63
12 am
Hi:66
9
Lo:63
6 am
Hi:72
5
Lo:70
12 pm
Hi:72
2
Lo:66
6 pm
Hi:70
2
Mon, Sep 2
Lo:63
12 am
Hi:66
3
Lo:63
6 am
Hi:79
6
Lo:79
12 pm
Hi:82
6
Lo:73
6 pm
Hi:81
6
Tue, Sep 3
Lo:70
12 am
Hi:72
7
Lo:68
6 am
Hi:73
12
Lo:73
12 pm
Hi:81
17
Lo:72
6 pm
Hi:81
13
Wed, Sep 4
Lo:63
12 am
Hi:70
9
Lo:63
6 am
Hi:70
10
Lo:64
12 pm
Hi:70
12
Lo:63
6 pm
Hi:64
7
Thu, Sep 5
Lo:57
12 am
Hi:63
6
Lo:57
6 am
Hi:68
2
Lo:70
12 pm
Hi:72
6
Lo:64
6 pm
Hi:66
7
Fri, Sep 6
Lo:64
12 am
Hi:66
7
Lo:66
6 am
Hi:73
11
Lo:70
12 pm
Hi:73
15
Lo:66
6 pm
Hi:68
11
Sat, Sep 7
Lo:57
12 am
Hi:64
6
Lo:57
6 am
Hi:73
7
Lo:75
12 pm
Hi:79
12
Lo:68
6 pm
Hi:73
11
Sun, Sep 8
Lo:66
12 am
Hi:66
8
Lo:63
6 am
Hi:66
9
Lo:63
12 pm
Hi:66
10
Lo:63
6 pm
Hi:64
7
Mon, Sep 9
Lo:63
12 am
Hi:63
6
Lo:63
6 am
Hi:70
7
Lo:72
12 pm
Hi:79
7
Lo:73
6 pm
Hi:77
9
Tue, Sep 10
Lo:73
12 am
Hi:75
12
Lo:75
6 am
Hi:86
9
Lo:86
12 pm
Hi:90
17
Lo:79
6 pm
Hi:84
6
Wed, Sep 11
Lo:75
12 am
Hi:79
5
Lo:75
6 am
Hi:86
9
Lo:86
12 pm
Hi:90
16
Lo:72
6 pm
Hi:84
11
Thu, Sep 12
Lo:68
12 am
Hi:72
4
Lo:68
6 am
Hi:72
7
Lo:73
12 pm
Hi:81
9
Lo:77
6 pm
Hi:81
11
Fri, Sep 13
Lo:72
12 am
Hi:79
6
Lo:72
6 am
Hi:77
11
Lo:72
12 pm
Hi:77
21
Lo:63
6 pm
Hi:70
9
Sat, Sep 14
Lo:61
12 am
Hi:63
6
Lo:57
6 am
Hi:73
7
Lo:75
12 pm
Hi:81
12
Lo:73
6 pm
Hi:79
7
Sun, Sep 15
Lo:64
12 am
Hi:73
12
Lo:64
6 am
Hi:68
14
Lo:72
12 pm
Hi:77
10
Lo:72
6 pm
Hi:77
5
Mon, Sep 16
Lo:70
12 am
Hi:72
3
Lo:70
6 am
Hi:72
8
Lo:72
12 pm
Hi:75
7
Lo:66
6 pm
Hi:70
9
Tue, Sep 17
Lo:66
12 am
Hi:66
6
Lo:66
6 am
Hi:73
7
Lo:73
12 pm
Hi:79
9
Lo:70
6 pm
Hi:73
7
Wed, Sep 18
Lo:64
12 am
Hi:68
7
Lo:64
6 am
Hi:79
8
Lo:81
12 pm
Hi:82
10
Lo:73
6 pm
Hi:77
9
Thu, Sep 19
Lo:64
12 am
Hi:72
6
Lo:64
6 am
Hi:82
5
Lo:79
12 pm
Hi:84
7
Lo:73
6 pm
Hi:75
6
Fri, Sep 20
Lo:70
12 am
Hi:72
2
Lo:72
6 am
Hi:81
4
Lo:81
12 pm
Hi:84
6
Lo:79
6 pm
Hi:82
5
Sat, Sep 21
Lo:73
12 am
Hi:75
7
Lo:73
6 am
Hi:81
14
Lo:75
12 pm
Hi:81
16
Lo:72
6 pm
Hi:77
12
Sun, Sep 22
Lo:72
12 am
Hi:72
10
Lo:72
6 am
Hi:79
14
Lo:72
12 pm
Hi:79
11
Lo:68
6 pm
Hi:73
9
Mon, Sep 23
Lo:64
12 am
Hi:68
7
Lo:63
6 am
Hi:70
11
Lo:72
12 pm
Hi:73
15
Lo:63
6 pm
Hi:72
6
Tue, Sep 24
Lo:59
12 am
Hi:63
4
Lo:59
6 am
Hi:75
10
Lo:77
12 pm
Hi:79
17
Lo:70
6 pm
Hi:75
14
Wed, Sep 25
Lo:66
12 am
Hi:66
12
Lo:66
6 am
Hi:72
14
Lo:72
12 pm
Hi:79
14
Lo:66
6 pm
Hi:75
12
Thu, Sep 26
Lo:59
12 am
Hi:66
11
Lo:57
6 am
Hi:70
10
Lo:72
12 pm
Hi:72
11
Lo:63
6 pm
Hi:68
6
Fri, Sep 27
Lo:61
12 am
Hi:64
8
Lo:61
6 am
Hi:68
12
Lo:61
12 pm
Hi:70
12
Lo:66
6 pm
Hi:70
12
Sat, Sep 28
Lo:63
12 am
Hi:68
7
Lo:59
6 am
Hi:63
10
Lo:59
12 pm
Hi:61
13
Lo:61
6 pm
Hi:64
12
Sun, Sep 29
Lo:63
12 am
Hi:64
11
Lo:63
6 am
Hi:64
12
Lo:64
12 pm
Hi:70
7
Lo:66
6 pm
Hi:68
6
Mon, Sep 30
Lo:64
12 am
Hi:66
2
Lo:66
6 am
Hi:82
7
Lo:84
12 pm
Hi:86
14
Lo:77
6 pm
Hi:82
7
Sunday, September 1, 2019, 12:00 am — 6:00 am
66 / 63 °F
Light rain. Fog.
Humidity: 92%
Barometer: 30.17 "Hg
E
Wind: 8.7 mph
High & Low Weather Summary for September 2019
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 90 °F (Sep 10, 1:53 pm) | 100% (Sep 28, 12:13 am) | 30.22 "Hg (Sep 28, 12:13 am) |
| Low | 57 °F (Sep 5, 4:53 am) | 33% (Sep 26, 1:53 pm) | 29.66 "Hg (Sep 27, 2:53 pm) |
| Average | 71 °F | 75% | 30.01 "Hg |
| * Reported Sep 1 12:53 am — Sep 30 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 September 1, 2019
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 12:53 am Sun, Sep 1 |  | 66 °F | Light rain. Fog. | 7 mph | ↑ | 87% | 30.19 "Hg | 6 mi |
| 1:53 am |  | 65 °F | Rain. Fog. | 12 mph | ↑ | 91% | 30.17 "Hg | 4 mi |
| 2:53 am | | 63 °F | Light rain. Fog. | 14 mph | ↑ | 97% | 30.15 "Hg | 5 mi |
| 3:53 am |  | 63 °F | Thunderstorms. Fog. | 7 mph | ↑ | 93% | 30.16 "Hg | 3 mi |
| 4:09 am | | 62 °F | Thunderstorms. Fog. | 8 mph | ↑ | 93% | 30.18 "Hg | 2 mi |
| 4:19 am | | 62 °F | Rain. Fog. | 8 mph | ↑ | 93% | 30.18 "Hg | 3 mi |
| 4:53 am | | 62 °F | Light rain. Fog. | 8 mph | ↑ | 93% | 30.15 "Hg | 6 mi |
| 5:53 am |  | 62 °F | Overcast. | 8 mph | ↑ | 93% | 30.13 "Hg | 10 mi |
| 6:53 am |  | 62 °F | Broken clouds. | 9 mph | ↑ | 90% | 30.12 "Hg | 10 mi |
| 7:53 am | | 63 °F | Partly sunny. | 5 mph | ↑ | 90% | 30.12 "Hg | 10 mi |
| 8:53 am |  | 65 °F | Cloudy. | No wind | ↑ | 81% | 30.14 "Hg | 10 mi |
| 9:53 am | | 66 °F | Cloudy. | 8 mph | ↑ | 75% | 30.13 "Hg | 10 mi |
| 10:53 am | | 70 °F | Partly sunny. | 6 mph | ↑ | 71% | 30.11 "Hg | 10 mi |
| 11:53 am | | 71 °F | Cloudy. | 3 mph | ↑ | 71% | 30.10 "Hg | 10 mi |
| 12:11 pm | | 72 °F | Mostly cloudy. | No wind | ↑ | 68% | 30.12 "Hg | 10 mi |
| 12:40 pm | | 72 °F | Cloudy. | 3 mph | ↑ | 68% | 30.11 "Hg | 10 mi |
| 12:53 pm | | 72 °F | Cloudy. | 5 mph | ↑ | 68% | 30.09 "Hg | 10 mi |
| 1:27 pm | | 72 °F | Mostly cloudy. | 3 mph | ↑ | 68% | 30.10 "Hg | 10 mi |
| 1:53 pm | | 70 °F | Mostly cloudy. | 5 mph | ↑ | 76% | 30.08 "Hg | 10 mi |
| 2:53 pm | | 71 °F | Overcast. | 5 mph | ↑ | 73% | 30.06 "Hg | 10 mi |
| 3:53 pm | | 71 °F | Mostly cloudy. | No wind | ↑ | 73% | 30.05 "Hg | 10 mi |
| 4:53 pm | | 71 °F | Overcast. | No wind | ↑ | 76% | 30.05 "Hg | 10 mi |
| 5:53 pm | | 71 °F | Overcast. | No wind | ↑ | 76% | 30.04 "Hg | 10 mi |
| 6:38 pm | | 70 °F | Broken clouds. | 6 mph | ↑ | 76% | 30.06 "Hg | 10 mi |
| 6:53 pm | | 70 °F | Partly sunny. | 5 mph | ↑ | 76% | 30.04 "Hg | 10 mi |
| 7:53 pm | | 70 °F | Overcast. | 3 mph | ↑ | 73% | 30.04 "Hg | 10 mi |
| 8:53 pm |  | 69 °F | Passing clouds. | 3 mph | ↑ | 76% | 30.05 "Hg | 10 mi |
| 9:53 pm | | 68 °F | Passing clouds. | No wind | ↑ | 78% | 30.06 "Hg | 10 mi |
| 10:27 pm | | 69 °F | Passing clouds. | 3 mph | ↑ | 76% | 30.08 "Hg | 10 mi |
| 10:53 pm | | 68 °F | Passing clouds. | No wind | ↑ | 78% | 30.06 "Hg | 10 mi |
| 11:53 pm | | 67 °F | Passing clouds. | No wind | ↑ | 81% | 30.06 "Hg | 10 mi |
| Weather by CustomWeather, © 2025 | ||||||||