Currently: 83 °F. Partly sunny. (Weather station: Lambert-St. Louis International Airport, USA). See more current weatherPast Weather in Affton — Graph
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
68
71
74
77
80
83
86
89
92
95
Fri, Jul 4
Lo:90
12 pm
Hi:91
9
Lo:82
6 pm
Hi:90
7
Sat, Jul 5
Lo:75
12 am
Hi:81
3
Lo:79
6 am
Hi:90
10
Lo:90
12 pm
Hi:91
10
Lo:82
6 pm
Hi:90
11
Sun, Jul 6
Lo:81
12 am
Hi:82
9
Lo:81
6 am
Hi:90
11
Lo:79
12 pm
Hi:91
11
Lo:75
6 pm
Hi:82
9
Mon, Jul 7
Lo:73
12 am
Hi:75
7
Lo:73
6 am
Hi:84
5
Lo:86
12 pm
Hi:88
7
Lo:79
6 pm
Hi:86
7
Tue, Jul 8
Lo:73
12 am
Hi:79
4
Lo:77
6 am
Hi:88
7
Lo:72
12 pm
Hi:90
9
Lo:72
6 pm
Hi:73
2
Wed, Jul 9
Lo:70
12 am
Hi:72
5
Lo:70
6 am
Hi:82
4
Lo:82
12 pm
Hi:88
6
Lo:77
6 pm
Hi:86
2
Thu, Jul 10
Lo:72
12 am
Hi:75
2
Lo:75
6 am
Hi:88
6
Lo:90
12 pm
Hi:91
7
Lo:82
6 pm
Hi:90
7
Fri, Jul 11
Lo:75
12 am
Hi:81
7
Lo:77
6 am
Hi:90
9
Lo:88
12 pm
Hi:93
12
Lo:82
6 pm
Hi:91
12
Sat, Jul 12
Lo:70
12 am
Hi:73
11
Lo:72
6 am
Hi:79
10
Lo:81
12 pm
Hi:84
11
Lo:79
6 pm
Hi:84
2
Sun, Jul 13
Lo:75
12 am
Hi:79
0
Lo:75
6 am
Hi:84
7
Lo:77
12 pm
Hi:81
6
Lo:73
6 pm
Hi:77
6
Mon, Jul 14
Lo:72
12 am
Hi:73
5
Lo:72
6 am
Hi:79
6
Lo:81
12 pm
Hi:84
5
Lo:79
6 pm
Hi:84
6
Tue, Jul 15
Lo:75
12 am
Hi:79
4
Lo:75
6 am
Hi:86
6
Lo:79
12 pm
Hi:90
7
Lo:79
6 pm
Hi:82
4
Wed, Jul 16
Lo:75
12 am
Hi:77
4
Lo:77
6 am
Hi:90
9
Lo:79
12 pm
Hi:93
13
Lo:79
6 pm
Hi:82
5
Thu, Jul 17
Lo:75
12 am
Hi:81
7
Lo:77
6 am
Hi:82
3
Lo:82
12 pm
Hi:86
9
Lo:75
6 pm
Hi:82
6
Fri, Jul 18
Lo:73
12 am
Hi:75
4
Lo:75
6 am
Hi:82
6
Lo:82
12 pm
Hi:88
6
Lo:81
6 pm
Hi:84
8
Sat, Jul 19
Lo:77
12 am
Hi:81
4
Lo:77
6 am
Hi:82
6
Lo:81
12 pm
Hi:82
12
Friday, July 4, 2025, 12:00 pm — 6:00 pm
91 / 90 °F
Broken clouds.
Humidity: 40%
Barometer: 30.01 "Hg
N
Wind: 8.7 mph
Affton Temperature Yesterday
Maximum temperature yesterday: 87 °F (at 3:51 pm)
Minimum temperature yesterday: 74 °F (at 3:51 am)
Average temperature yesterday: 79 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 94 °F (Jul 11, 2:51 pm) | 97% (Jul 8, 9:51 pm) | 30.12 "Hg (Jul 8, 9:51 pm) |
| Low | 69 °F (Jul 12, 1:51 am) | 38% (Jul 4, 3:51 pm) | 29.80 "Hg (Jul 11, 6:51 pm) |
| Average | 80 °F | 74% | 29.96 "Hg |
| * Reported Jul 4 2:51 pm — Jul 19 2:51 pm, Affton. 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
Affton Weather History for the Previous 24 Hours
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 2:51 pm Sat, Jul 19 | | 80 °F | Partly sunny. | 12 mph | ↑ | 76% | 29.96 "Hg | 10 mi |
| 1:51 pm |  | 80 °F | Light rain. Mostly cloudy. | 16 mph | ↑ | 79% | 29.98 "Hg | 8 mi |
| 12:51 pm | | 83 °F | Mostly cloudy. | 8 mph | ↑ | 70% | 29.96 "Hg | 10 mi |
| 11:51 am | | 83 °F | Mostly cloudy. | 12 mph | ↑ | 72% | 29.96 "Hg | 10 mi |
| 10:51 am |  | 81 °F | Cloudy. | 5 mph | ↑ | 85% | 29.98 "Hg | 10 mi |
| 9:51 am | | 82 °F | Cloudy. | 5 mph | ↑ | 79% | 29.99 "Hg | 10 mi |
| 8:51 am | | 80 °F | Mostly cloudy. | 6 mph | ↑ | 81% | 29.98 "Hg | 10 mi |
| 7:51 am | | 78 °F | Partly sunny. | 5 mph | ↑ | 84% | 29.96 "Hg | 10 mi |
| 6:51 am | | 77 °F | Partly sunny. | 7 mph | ↑ | 85% | 29.96 "Hg | 10 mi |
| 5:51 am | | 77 °F | Broken clouds. | 6 mph | ↑ | 85% | 29.95 "Hg | 10 mi |
| 4:51 am |  | 77 °F | Passing clouds. | 5 mph | ↑ | 85% | 29.96 "Hg | 10 mi |
| 3:51 am | | 78 °F | Passing clouds. | No wind | ↑ | 82% | 29.96 "Hg | 10 mi |
| 2:51 am | | 78 °F | Passing clouds. | 5 mph | ↑ | 84% | 29.97 "Hg | 10 mi |
| 1:51 am | | 79 °F | Passing clouds. | 5 mph | ↑ | 84% | 29.99 "Hg | 10 mi |
| 12:51 am | | 80 °F | Passing clouds. | 7 mph | ↑ | 85% | 30.00 "Hg | 10 mi |
| 11:51 pm Fri, Jul 18 | | 80 °F | Passing clouds. | 8 mph | ↑ | 87% | 30.01 "Hg | 10 mi |
| 10:51 pm | | 81 °F | Passing clouds. | 7 mph | ↑ | 82% | 30.02 "Hg | 10 mi |
| 9:51 pm | | 82 °F | Passing clouds. | 6 mph | ↑ | 74% | 30.02 "Hg | 10 mi |
| 8:51 pm | | 82 °F | Passing clouds. | 7 mph | ↑ | 72% | 30.01 "Hg | 10 mi |
| 7:51 pm |  | 84 °F | Scattered clouds. | 10 mph | ↑ | 72% | 30.00 "Hg | 10 mi |
| 6:51 pm | | 85 °F | Scattered clouds. | 9 mph | ↑ | 70% | 29.99 "Hg | 10 mi |
| 5:51 pm | | 87 °F | Broken clouds. | 6 mph | ↑ | 65% | 29.98 "Hg | 10 mi |
| 4:51 pm | | 86 °F | Broken clouds. | 7 mph | ↑ | 67% | 29.99 "Hg | 10 mi |
| Weather by CustomWeather, © 2025 | ||||||||