Currently: 83 °F. Partly sunny. (Weather station: Chicago Midway Airport, USA). See more current weatherOctober 2018 Weather in Chicago — Graph
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
27
33
39
45
51
57
63
69
75
81
87
Mon, Oct 1
Lo:57
12 am
Hi:59
10
Lo:57
6 am
Hi:64
7
Lo:66
12 pm
Hi:73
7
Lo:64
6 pm
Hi:75
9
Tue, Oct 2
Lo:61
12 am
Hi:68
9
Lo:59
6 am
Hi:61
7
Lo:61
12 pm
Hi:64
4
Lo:61
6 pm
Hi:63
6
Wed, Oct 3
Lo:61
12 am
Hi:61
7
Lo:64
6 am
Hi:82
12
Lo:84
12 pm
Hi:88
23
Lo:81
6 pm
Hi:84
20
Thu, Oct 4
Lo:64
12 am
Hi:81
14
Lo:55
6 am
Hi:63
17
Lo:54
12 pm
Hi:59
16
Lo:54
6 pm
Hi:57
14
Fri, Oct 5
Lo:55
12 am
Hi:57
10
Lo:54
6 am
Hi:59
10
Lo:61
12 pm
Hi:66
7
Lo:64
6 pm
Hi:64
7
Sat, Oct 6
Lo:64
12 am
Hi:66
6
Lo:66
6 am
Hi:72
6
Lo:59
12 pm
Hi:66
12
Lo:57
6 pm
Hi:59
12
Sun, Oct 7
Lo:57
12 am
Hi:59
10
Lo:57
6 am
Hi:61
9
Lo:61
12 pm
Hi:61
9
Lo:61
6 pm
Hi:63
6
Mon, Oct 8
Lo:64
12 am
Hi:66
8
Lo:66
6 am
Hi:81
9
Lo:82
12 pm
Hi:84
14
Lo:75
6 pm
Hi:81
7
Tue, Oct 9
Lo:72
12 am
Hi:75
7
Lo:72
6 am
Hi:82
10
Lo:79
12 pm
Hi:86
11
Lo:75
6 pm
Hi:81
12
Wed, Oct 10
Lo:72
12 am
Hi:75
13
Lo:72
6 am
Hi:73
13
Lo:68
12 pm
Hi:73
12
Lo:54
6 pm
Hi:70
19
Thu, Oct 11
Lo:48
12 am
Hi:52
19
Lo:45
6 am
Hi:48
18
Lo:48
12 pm
Hi:50
16
Lo:41
6 pm
Hi:46
11
Fri, Oct 12
Lo:36
12 am
Hi:39
6
Lo:36
6 am
Hi:41
6
Lo:39
12 pm
Hi:43
10
Lo:37
6 pm
Hi:43
9
Sat, Oct 13
Lo:34
12 am
Hi:37
6
Lo:34
6 am
Hi:48
7
Lo:48
12 pm
Hi:52
11
Lo:45
6 pm
Hi:48
8
Sun, Oct 14
Lo:39
12 am
Hi:43
2
Lo:41
6 am
Hi:54
6
Lo:54
12 pm
Hi:57
9
Lo:46
6 pm
Hi:54
7
Mon, Oct 15
Lo:39
12 am
Hi:46
11
Lo:37
6 am
Hi:43
14
Lo:45
12 pm
Hi:48
16
Lo:37
6 pm
Hi:45
7
Tue, Oct 16
Lo:34
12 am
Hi:37
7
Lo:36
6 am
Hi:50
15
Lo:54
12 pm
Hi:57
17
Lo:50
6 pm
Hi:54
11
Wed, Oct 17
Lo:45
12 am
Hi:48
11
Lo:43
6 am
Hi:48
14
Lo:48
12 pm
Hi:52
13
Lo:39
6 pm
Hi:46
6
Thu, Oct 18
Lo:36
12 am
Hi:39
4
Lo:36
6 am
Hi:54
6
Lo:54
12 pm
Hi:57
12
Lo:46
6 pm
Hi:54
8
Fri, Oct 19
Lo:46
12 am
Hi:46
9
Lo:46
6 am
Hi:52
12
Lo:50
12 pm
Hi:52
16
Lo:52
6 pm
Hi:54
11
Sat, Oct 20
Lo:46
12 am
Hi:50
9
Lo:45
6 am
Hi:52
19
Lo:39
12 pm
Hi:45
27
Lo:34
6 pm
Hi:39
15
Sun, Oct 21
Lo:28
12 am
Hi:32
6
Lo:28
6 am
Hi:43
6
Lo:45
12 pm
Hi:50
14
Lo:43
6 pm
Hi:48
9
Mon, Oct 22
Lo:37
12 am
Hi:39
6
Lo:37
6 am
Hi:54
7
Lo:57
12 pm
Hi:63
9
Lo:52
6 pm
Hi:57
9
Tue, Oct 23
Lo:43
12 am
Hi:46
8
Lo:43
6 am
Hi:52
11
Lo:48
12 pm
Hi:54
7
Lo:41
6 pm
Hi:46
3
Wed, Oct 24
Lo:37
12 am
Hi:43
1
Lo:39
6 am
Hi:48
4
Lo:48
12 pm
Hi:52
6
Lo:43
6 pm
Hi:46
5
Thu, Oct 25
Lo:39
12 am
Hi:43
3
Lo:41
6 am
Hi:48
5
Lo:48
12 pm
Hi:52
7
Lo:46
6 pm
Hi:48
7
Fri, Oct 26
Lo:46
12 am
Hi:46
6
Lo:46
6 am
Hi:52
10
Lo:50
12 pm
Hi:54
11
Lo:50
6 pm
Hi:52
9
Sat, Oct 27
Lo:46
12 am
Hi:50
4
Lo:45
6 am
Hi:54
7
Lo:48
12 pm
Hi:54
7
Lo:45
6 pm
Hi:48
4
Sun, Oct 28
Lo:45
12 am
Hi:46
7
Lo:46
6 am
Hi:52
14
Lo:48
12 pm
Hi:52
21
Lo:46
6 pm
Hi:48
11
Mon, Oct 29
Lo:39
12 am
Hi:45
6
Lo:39
6 am
Hi:52
7
Lo:50
12 pm
Hi:55
7
Lo:46
6 pm
Hi:50
6
Tue, Oct 30
Lo:45
12 am
Hi:46
7
Lo:48
6 am
Hi:57
10
Lo:57
12 pm
Hi:66
6
Lo:55
6 pm
Hi:70
7
Wed, Oct 31
Lo:50
12 am
Hi:55
10
Lo:50
6 am
Hi:52
10
Lo:54
12 pm
Hi:61
7
Lo:52
6 pm
Hi:54
3
Monday, October 1, 2018, 12:00 am — 6:00 am
59 / 57 °F
Overcast.
Humidity: 86%
Barometer: 30.18 "Hg
ENE
Wind: 9.943 mph
High & Low Weather Summary for October 2018
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 88 °F (Oct 3, 3:53 pm) | 94% (Oct 5, 7:53 pm) | 30.55 "Hg (Oct 5, 7:53 pm) |
| Low | 28 °F (Oct 21, 6:53 am) | 30% (Oct 18, 3:53 pm) | 29.57 "Hg (Oct 10, 4:53 pm) |
| Average | 54 °F | 70% | 30.03 "Hg |
| * Reported Oct 1 12:53 am — Oct 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 October 1, 2018
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 12:53 am Mon, Oct 1 |  | 59 °F | Light rain. Overcast. | 10 mph | ↑ | 87% | 30.17 "Hg | 7 mi |
| 1:53 am | | 59 °F | Overcast. | 9 mph | ↑ | 87% | 30.17 "Hg | 10 mi |
| 2:53 am | | 59 °F | Overcast. | 12 mph | ↑ | 84% | 30.16 "Hg | 10 mi |
| 3:53 am | | 58 °F | Overcast. | 13 mph | ↑ | 84% | 30.18 "Hg | 10 mi |
| 4:53 am | | 58 °F | Overcast. | 8 mph | ↑ | 84% | 30.18 "Hg | 10 mi |
| 5:53 am | | 57 °F | Overcast. | 9 mph | ↑ | 87% | 30.19 "Hg | 10 mi |
| 6:38 am | | 58 °F | Low clouds. | 10 mph | ↑ | 84% | 30.20 "Hg | 10 mi |
| 6:53 am |  | 58 °F | Low clouds. | 8 mph | ↑ | 84% | 30.20 "Hg | 10 mi |
| 7:53 am | | 59 °F | Low clouds. | 8 mph | ↑ | 84% | 30.22 "Hg | 9 mi |
| 8:11 am | | 59 °F | Overcast. | 8 mph | ↑ | 84% | 30.23 "Hg | 9 mi |
| 8:53 am | | 60 °F | Overcast. | 10 mph | ↑ | 80% | 30.21 "Hg | 9 mi |
| 9:53 am |  | 60 °F | Mostly cloudy. | 7 mph | ↑ | 83% | 30.19 "Hg | 9 mi |
| 10:53 am | | 62 °F | Mostly cloudy. | No wind | ↑ | 80% | 30.19 "Hg | 9 mi |
| 11:27 am | | 63 °F | Cloudy. | 3 mph | ↑ | 78% | 30.19 "Hg | 9 mi |
| 11:53 am | | 65 °F | More clouds than sun. | 3 mph | ↑ | 76% | 30.18 "Hg | 9 mi |
| 12:53 pm | | 69 °F | Mostly cloudy. | No wind | ↑ | 70% | 30.15 "Hg | 9 mi |
| 1:53 pm | | 71 °F | Mostly cloudy. | 7 mph | ↑ | 68% | 30.11 "Hg | 8 mi |
| 2:53 pm | | 74 °F | Mostly cloudy. | 8 mph | ↑ | 64% | 30.09 "Hg | 8 mi |
| 3:53 pm | | 71 °F | Mostly cloudy. | 8 mph | ↑ | 68% | 30.06 "Hg | 9 mi |
| 4:53 pm | | 68 °F | Mostly cloudy. | 7 mph | ↑ | 76% | 30.03 "Hg | 8 mi |
| 5:53 pm | | 66 °F | Broken clouds. | 9 mph | ↑ | 78% | 30.01 "Hg | 9 mi |
| 6:53 pm | | 64 °F | Mostly cloudy. | 7 mph | ↑ | 84% | 30.01 "Hg | 8 mi |
| 7:53 pm | | 65 °F | Mostly cloudy. | 3 mph | ↑ | 81% | 30.00 "Hg | 8 mi |
| 8:53 pm | | 65 °F | Mostly cloudy. | 7 mph | ↑ | 81% | 29.98 "Hg | 9 mi |
| 9:53 pm | | 68 °F | Mostly cloudy. | 6 mph | ↑ | 78% | 29.96 "Hg | 10 mi |
| 10:53 pm | | 76 °F | Mostly cloudy. | 14 mph | ↑ | 64% | 29.96 "Hg | 10 mi |
| 11:13 pm |  | 66 °F | Thunderstorms. Fog. | 13 mph | ↑ | 90% | 30.01 "Hg | 2 mi |
| 11:35 pm |  | 66 °F | Strong thunderstorms. Fog. | 13 mph | ↑ | 93% | 30.02 "Hg | 1 mi |
| 11:53 pm | | 66 °F | Thunderstorms. Fog. | 6 mph | ↑ | 93% | 30.00 "Hg | 1 mi |
| Weather by CustomWeather, © 2025 | ||||||||