Currently: 85 °F. Overcast. (Weather station: Camp Mabry / Austin City, USA). See more current weatherSeptember 2018 Weather in Austin — Graph
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
61
65
69
73
77
81
85
89
93
97
Sat, Sep 1
Lo:77
12 am
Hi:82
2
Lo:75
6 am
Hi:90
1
Lo:90
12 pm
Hi:99
4
Lo:84
6 pm
Hi:97
8
Sun, Sep 2
Lo:79
12 am
Hi:82
2
Lo:77
6 am
Hi:91
2
Lo:90
12 pm
Hi:97
7
Lo:81
6 pm
Hi:88
7
Mon, Sep 3
Lo:77
12 am
Hi:79
2
Lo:79
6 am
Hi:90
2
Lo:77
12 pm
Hi:93
6
Lo:75
6 pm
Hi:77
4
Tue, Sep 4
Lo:75
12 am
Hi:77
4
Lo:75
6 am
Hi:81
4
Lo:79
12 pm
Hi:91
5
Lo:79
6 pm
Hi:82
4
Wed, Sep 5
Lo:75
12 am
Hi:77
1
Lo:77
6 am
Hi:84
4
Lo:88
12 pm
Hi:95
6
Lo:77
6 pm
Hi:90
4
Thu, Sep 6
Lo:75
12 am
Hi:79
0
Lo:75
6 am
Hi:86
2
Lo:88
12 pm
Hi:95
6
Lo:75
6 pm
Hi:88
3
Fri, Sep 7
Lo:75
12 am
Hi:77
0
Lo:75
6 am
Hi:84
1
Lo:77
12 pm
Hi:88
1
Lo:79
6 pm
Hi:82
1
Sat, Sep 8
Lo:73
12 am
Hi:75
1
Lo:73
6 am
Hi:84
2
Lo:81
12 pm
Hi:90
4
Lo:77
6 pm
Hi:82
2
Sun, Sep 9
Lo:75
12 am
Hi:77
2
Lo:73
6 am
Hi:75
2
Lo:73
12 pm
Hi:79
3
Lo:73
6 pm
Hi:77
2
Mon, Sep 10
Lo:72
12 am
Hi:73
2
Lo:72
6 am
Hi:75
5
Lo:73
12 pm
Hi:75
2
Lo:72
6 pm
Hi:75
1
Tue, Sep 11
Lo:72
12 am
Hi:73
0
Lo:73
6 am
Hi:77
2
Lo:75
12 pm
Hi:84
5
Lo:75
6 pm
Hi:75
2
Wed, Sep 12
Lo:75
12 am
Hi:75
2
Lo:75
6 am
Hi:82
3
Lo:81
12 pm
Hi:88
4
Lo:75
6 pm
Hi:81
2
Thu, Sep 13
Lo:73
12 am
Hi:75
1
Lo:73
6 am
Hi:82
4
Lo:86
12 pm
Hi:90
6
Lo:75
6 pm
Hi:82
4
Fri, Sep 14
Lo:73
12 am
Hi:75
2
Lo:73
6 am
Hi:81
4
Lo:75
12 pm
Hi:82
6
Lo:75
6 pm
Hi:77
1
Sat, Sep 15
Lo:73
12 am
Hi:75
3
Lo:73
6 am
Hi:81
5
Lo:75
12 pm
Hi:84
7
Lo:75
6 pm
Hi:81
1
Sun, Sep 16
Lo:75
12 am
Hi:75
0
Lo:73
6 am
Hi:82
2
Lo:79
12 pm
Hi:90
3
Lo:75
6 pm
Hi:79
1
Mon, Sep 17
Lo:72
12 am
Hi:73
0
Lo:72
6 am
Hi:88
3
Lo:88
12 pm
Hi:91
2
Lo:77
6 pm
Hi:88
1
Tue, Sep 18
Lo:73
12 am
Hi:79
0
Lo:73
6 am
Hi:88
1
Lo:91
12 pm
Hi:93
4
Lo:79
6 pm
Hi:90
3
Wed, Sep 19
Lo:73
12 am
Hi:79
0
Lo:73
6 am
Hi:84
2
Lo:90
12 pm
Hi:93
6
Lo:81
6 pm
Hi:88
4
Thu, Sep 20
Lo:79
12 am
Hi:79
2
Lo:79
6 am
Hi:82
4
Lo:81
12 pm
Hi:84
8
Lo:75
6 pm
Hi:75
3
Fri, Sep 21
Lo:77
12 am
Hi:79
6
Lo:79
6 am
Hi:84
6
Lo:79
12 pm
Hi:88
4
Lo:79
6 pm
Hi:84
2
Sat, Sep 22
Lo:79
12 am
Hi:79
4
Lo:70
6 am
Hi:73
8
Lo:72
12 pm
Hi:75
6
Lo:68
6 pm
Hi:72
2
Sun, Sep 23
Lo:68
12 am
Hi:70
2
Lo:68
6 am
Hi:75
1
Lo:75
12 pm
Hi:79
4
Lo:73
6 pm
Hi:75
1
Mon, Sep 24
Lo:72
12 am
Hi:73
0
Lo:72
6 am
Hi:81
2
Lo:82
12 pm
Hi:86
2
Lo:77
6 pm
Hi:82
2
Tue, Sep 25
Lo:75
12 am
Hi:75
4
Lo:75
6 am
Hi:88
4
Lo:90
12 pm
Hi:93
6
Lo:81
6 pm
Hi:90
6
Wed, Sep 26
Lo:77
12 am
Hi:81
2
Lo:75
6 am
Hi:84
3
Lo:81
12 pm
Hi:88
8
Lo:70
6 pm
Hi:77
7
Thu, Sep 27
Lo:64
12 am
Hi:68
7
Lo:63
6 am
Hi:72
5
Lo:73
12 pm
Hi:81
4
Lo:70
6 pm
Hi:77
3
Fri, Sep 28
Lo:64
12 am
Hi:68
0
Lo:64
6 am
Hi:79
3
Lo:79
12 pm
Hi:82
4
Lo:75
6 pm
Hi:81
4
Sat, Sep 29
Lo:75
12 am
Hi:75
4
Lo:73
6 am
Hi:77
1
Lo:73
12 pm
Hi:77
4
Lo:72
6 pm
Hi:75
3
Sun, Sep 30
Lo:72
12 am
Hi:72
1
Lo:72
6 am
Hi:77
2
Lo:77
12 pm
Hi:88
2
Lo:72
6 pm
Hi:77
2
Saturday, September 1, 2018, 12:00 am — 6:00 am
82 / 77 °F
Clear.
Humidity: 74%
Barometer: 29.89 "Hg
N
Wind: 1.864 mph
High & Low Weather Summary for September 2018
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 98 °F (Sep 1, 4:51 pm) | 94% (Sep 4, 2:05 am) | 30.17 "Hg (Sep 4, 2:05 am) |
| Low | 63 °F (Sep 27, 7:51 am) | 32% (Sep 1, 4:51 pm) | 29.78 "Hg (Sep 1, 6:51 pm) |
| Average | 78 °F | 77% | 29.96 "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, 2018
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 12:51 am Sat, Sep 1 |  | 82 °F | Clear. | 5 mph | ↑ | 70% | 29.89 "Hg | 10 mi |
| 1:51 am | | 80 °F | Clear. | 3 mph | ↑ | 71% | 29.90 "Hg | 10 mi |
| 2:51 am | | 80 °F | Clear. | No wind | ↑ | 71% | 29.88 "Hg | 10 mi |
| 3:51 am | | 78 °F | Clear. | 3 mph | ↑ | 76% | 29.88 "Hg | 10 mi |
| 4:51 am | | 78 °F | Clear. | No wind | ↑ | 76% | 29.88 "Hg | 10 mi |
| 5:51 am | | 77 °F | Clear. | No wind | ↑ | 79% | 29.88 "Hg | 10 mi |
| 6:51 am |  | 76 °F | Passing clouds. | No wind | ↑ | 82% | 29.90 "Hg | 10 mi |
| 7:51 am |  | 77 °F | Passing clouds. | No wind | ↑ | 79% | 29.91 "Hg | 10 mi |
| 8:51 am |  | 80 °F | Sunny. | 3 mph | ↑ | 76% | 29.92 "Hg | 10 mi |
| 9:51 am | | 85 °F | Sunny. | No wind | ↑ | 63% | 29.92 "Hg | 10 mi |
| 10:51 am | | 86 °F | Passing clouds. | No wind | ↑ | 57% | 29.92 "Hg | 10 mi |
| 11:51 am | | 89 °F | Sunny. | 6 mph | ↑ | 50% | 29.90 "Hg | 10 mi |
| 12:51 pm | | 90 °F | Passing clouds. | 3 mph | ↑ | 47% | 29.90 "Hg | 10 mi |
| 1:51 pm | | 97 °F | Passing clouds. | 5 mph | ↑ | 35% | 29.86 "Hg | 10 mi |
| 3:51 pm | | 97 °F | Passing clouds. | 5 mph | ↑ | 34% | 29.81 "Hg | 10 mi |
| 4:51 pm | | 98 °F | Sunny. | 5 mph | ↑ | 32% | 29.79 "Hg | 10 mi |
| 5:51 pm | | 97 °F | Sunny. | 6 mph | ↑ | 34% | 29.78 "Hg | 10 mi |
| 6:51 pm | | 96 °F | Sunny. | 6 mph | ↑ | 34% | 29.78 "Hg | 10 mi |
| 7:51 pm | | 92 °F | Sunny. | 9 mph | ↑ | 43% | 29.80 "Hg | 10 mi |
| 8:51 pm | | 91 °F | Clear. | 9 mph | ↑ | 44% | 29.83 "Hg | 10 mi |
| 9:51 pm | | 89 °F | Passing clouds. | 9 mph | ↑ | 50% | 29.86 "Hg | 10 mi |
| 10:51 pm | | 86 °F | Clear. | 6 mph | ↑ | 61% | 29.88 "Hg | 10 mi |
| 11:36 pm |  | 84 °F | Thunderstorms. Clear. | 12 mph | ↑ | 67% | 29.93 "Hg | 10 mi |
| 11:51 pm | | 84 °F | Clear. | 7 mph | ↑ | 67% | 29.89 "Hg | 10 mi |
| Weather by CustomWeather, © 2025 | ||||||||