September 2015 Weather in Austin — Graph
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
63
67
71
75
79
83
87
91
95
99
Tue, Sep 1
Lo:75
12 am
Hi:79
2
Lo:75
6 am
Hi:86
3
Lo:84
12 pm
Hi:93
7
Lo:79
6 pm
Hi:88
7
Wed, Sep 2
Lo:72
12 am
Hi:75
1
Lo:72
6 am
Hi:84
4
Lo:90
12 pm
Hi:93
4
Lo:79
6 pm
Hi:90
7
Thu, Sep 3
Lo:73
12 am
Hi:77
0
Lo:73
6 am
Hi:86
2
Lo:90
12 pm
Hi:91
4
Lo:81
6 pm
Hi:90
6
Fri, Sep 4
Lo:77
12 am
Hi:79
3
Lo:77
6 am
Hi:91
5
Lo:91
12 pm
Hi:99
7
Lo:81
6 pm
Hi:91
7
Sat, Sep 5
Lo:79
12 am
Hi:81
5
Lo:79
6 am
Hi:91
5
Lo:91
12 pm
Hi:100
9
Lo:81
6 pm
Hi:91
9
Sun, Sep 6
Lo:77
12 am
Hi:81
3
Lo:77
6 am
Hi:91
5
Lo:93
12 pm
Hi:100
7
Lo:84
6 pm
Hi:97
6
Mon, Sep 7
Lo:77
12 am
Hi:82
4
Lo:77
6 am
Hi:93
4
Lo:97
12 pm
Hi:99
7
Lo:84
6 pm
Hi:95
7
Tue, Sep 8
Lo:79
12 am
Hi:82
4
Lo:77
6 am
Hi:91
5
Lo:93
12 pm
Hi:99
5
Lo:82
6 pm
Hi:95
8
Wed, Sep 9
Lo:79
12 am
Hi:81
5
Lo:79
6 am
Hi:86
2
Lo:88
12 pm
Hi:91
4
Lo:73
6 pm
Hi:90
4
Thu, Sep 10
Lo:75
12 am
Hi:77
0
Lo:77
6 am
Hi:88
1
Lo:72
12 pm
Hi:97
2
Lo:75
6 pm
Hi:77
2
Fri, Sep 11
Lo:75
12 am
Hi:75
0
Lo:75
6 am
Hi:90
2
Lo:84
12 pm
Hi:91
7
Lo:77
6 pm
Hi:82
1
Sat, Sep 12
Lo:73
12 am
Hi:75
5
Lo:72
6 am
Hi:82
7
Lo:86
12 pm
Hi:91
6
Lo:73
6 pm
Hi:84
3
Sun, Sep 13
Lo:64
12 am
Hi:70
2
Lo:64
6 am
Hi:82
2
Lo:86
12 pm
Hi:90
6
Lo:73
6 pm
Hi:84
7
Mon, Sep 14
Lo:66
12 am
Hi:72
2
Lo:64
6 am
Hi:82
4
Lo:84
12 pm
Hi:90
8
Lo:75
6 pm
Hi:84
7
Tue, Sep 15
Lo:73
12 am
Hi:73
4
Lo:73
6 am
Hi:82
2
Lo:84
12 pm
Hi:93
5
Lo:79
6 pm
Hi:84
7
Wed, Sep 16
Lo:75
12 am
Hi:79
6
Lo:75
6 am
Hi:81
7
Lo:77
12 pm
Hi:93
6
Lo:79
6 pm
Hi:88
6
Thu, Sep 17
Lo:75
12 am
Hi:79
4
Lo:75
6 am
Hi:86
5
Lo:86
12 pm
Hi:95
6
Lo:81
6 pm
Hi:91
7
Fri, Sep 18
Lo:75
12 am
Hi:79
6
Lo:75
6 am
Hi:90
4
Lo:88
12 pm
Hi:97
5
Lo:81
6 pm
Hi:91
10
Sat, Sep 19
Lo:75
12 am
Hi:79
3
Lo:73
6 am
Hi:86
1
Lo:90
12 pm
Hi:93
4
Lo:79
6 pm
Hi:90
4
Sun, Sep 20
Lo:70
12 am
Hi:77
1
Lo:70
6 am
Hi:88
2
Lo:90
12 pm
Hi:93
6
Lo:81
6 pm
Hi:90
4
Mon, Sep 21
Lo:73
12 am
Hi:79
2
Lo:73
6 am
Hi:88
3
Lo:90
12 pm
Hi:95
5
Lo:79
6 pm
Hi:90
4
Tue, Sep 22
Lo:72
12 am
Hi:77
0
Lo:72
6 am
Hi:90
2
Lo:90
12 pm
Hi:97
5
Lo:81
6 pm
Hi:90
6
Wed, Sep 23
Lo:70
12 am
Hi:77
1
Lo:70
6 am
Hi:88
2
Lo:90
12 pm
Hi:93
3
Lo:75
6 pm
Hi:88
2
Thu, Sep 24
Lo:70
12 am
Hi:75
1
Lo:70
6 am
Hi:88
2
Lo:90
12 pm
Hi:93
3
Lo:77
6 pm
Hi:88
1
Fri, Sep 25
Lo:73
12 am
Hi:75
1
Lo:73
6 am
Hi:91
5
Lo:79
12 pm
Hi:91
2
Lo:73
6 pm
Hi:79
0
Sat, Sep 26
Lo:70
12 am
Hi:73
1
Lo:70
6 am
Hi:88
2
Lo:91
12 pm
Hi:93
7
Lo:75
6 pm
Hi:90
1
Sun, Sep 27
Lo:68
12 am
Hi:73
0
Lo:68
6 am
Hi:88
0
Lo:90
12 pm
Hi:93
2
Lo:75
6 pm
Hi:86
5
Mon, Sep 28
Lo:70
12 am
Hi:73
0
Lo:70
6 am
Hi:82
4
Lo:82
12 pm
Hi:90
6
Lo:73
6 pm
Hi:82
2
Tue, Sep 29
Lo:68
12 am
Hi:72
0
Lo:70
6 am
Hi:88
2
Lo:88
12 pm
Hi:93
4
Lo:77
6 pm
Hi:88
2
Wed, Sep 30
Lo:70
12 am
Hi:75
0
Lo:72
6 am
Hi:88
1
Lo:90
12 pm
Hi:95
5
Lo:79
6 pm
Hi:90
2
Tuesday, September 1, 2015, 12:00 am — 6:00 am
79 / 75 °F
Clear.
Humidity: 84%
Barometer: 29.98 "Hg
S
Wind: 2.486 mph
High & Low Weather Summary for September 2015
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 100 °F (Sep 5, 2:51 pm) | 97% (Sep 9, 10:51 pm) | 30.13 "Hg (Sep 9, 10:51 pm) |
| Low | 64 °F (Sep 13, 4:51 am) | 23% (Sep 12, 3:51 pm) | 29.76 "Hg (Sep 28, 4:51 pm) |
| Average | 82 °F | 62% | 29.94 "Hg |
| * Reported Sep 1 12:51 am — Sep 30 11:51 pm, Austin. 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
Austin Weather History for September 1, 2015
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 12:51 am Tue, Sep 1 |  | 78 °F | Clear. | 6 mph | ↑ | 76% | 30.00 "Hg | 10 mi |
| 1:51 am |  | 76 °F | Passing clouds. | 5 mph | ↑ | 82% | 30.00 "Hg | 10 mi |
| 2:51 am | | 75 °F | Clear. | 3 mph | ↑ | 88% | 29.99 "Hg | 10 mi |
| 3:51 am | | 75 °F | Passing clouds. | No wind | ↑ | 88% | 29.98 "Hg | 10 mi |
| 4:51 am |  | 75 °F | Mostly cloudy. | No wind | ↑ | 88% | 29.96 "Hg | 10 mi |
| 5:51 am | | 76 °F | Overcast. | No wind | ↑ | 85% | 29.96 "Hg | 10 mi |
| 6:58 am | | 75 °F | Low clouds. | 3 mph | ↑ | 88% | 30.01 "Hg | 10 mi |
| 7:51 am | | 75 °F | Low clouds. | No wind | ↑ | 85% | 30.00 "Hg | 10 mi |
| 8:51 am |  | 77 °F | Low clouds. | 6 mph | ↑ | 85% | 30.02 "Hg | 10 mi |
| 9:51 am |  | 78 °F | Mostly cloudy. | 5 mph | ↑ | 82% | 30.03 "Hg | 10 mi |
| 11:00 am | | 84 °F | Broken clouds. | 3 mph | ↑ | 65% | 30.06 "Hg | 10 mi |
| 11:51 am |  | 86 °F | Passing clouds. | No wind | ↑ | 61% | 30.01 "Hg | 10 mi |
| 12:51 pm | | 87 °F | Scattered clouds. | 8 mph | ↑ | 53% | 29.99 "Hg | 10 mi |
| 1:51 pm | | 85 °F | Scattered clouds. | 8 mph | ↑ | 61% | 29.99 "Hg | 10 mi |
| 2:51 pm |  | 91 °F | Sunny. | 5 mph | ↑ | 49% | 29.96 "Hg | 10 mi |
| 3:51 pm | | 93 °F | Passing clouds. | 9 mph | ↑ | 41% | 29.94 "Hg | 10 mi |
| 5:51 pm | | 93 °F | Passing clouds. | 7 mph | ↑ | 42% | 29.91 "Hg | 10 mi |
| 6:51 pm | | 87 °F | Partly sunny. | 10 mph | ↑ | 50% | 29.93 "Hg | 10 mi |
| 7:51 pm | | 84 °F | Passing clouds. | 9 mph | ↑ | 53% | 29.95 "Hg | 10 mi |
| 8:51 pm | | 83 °F | Sunny. | 8 mph | ↑ | 51% | 29.97 "Hg | 10 mi |
| 9:51 pm | | 81 °F | Clear. | 5 mph | ↑ | 58% | 30.00 "Hg | 10 mi |
| 10:51 pm | | 79 °F | Clear. | 5 mph | ↑ | 62% | 30.00 "Hg | 10 mi |
| 11:51 pm | | 78 °F | Clear. | 6 mph | ↑ | 64% | 30.02 "Hg | 10 mi |
| Weather by CustomWeather, © 2025 | ||||||||