Currently: 81 °F. Clear. (Weather station: Brownsville / South Padre Island International Airport, USA). See more current weatherPast Weather in Port Isabel — Graph
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
74
77
80
83
86
89
92
95
98
Sat, Aug 2
Lo:82
6 pm
Hi:82
8
Sun, Aug 3
Lo:81
12 am
Hi:82
7
Lo:81
6 am
Hi:97
9
Lo:93
12 pm
Hi:97
13
Lo:82
6 pm
Hi:91
11
Mon, Aug 4
Lo:79
12 am
Hi:81
6
Lo:81
6 am
Hi:95
11
Lo:93
12 pm
Hi:99
13
Lo:84
6 pm
Hi:91
10
Tue, Aug 5
Lo:81
12 am
Hi:82
4
Lo:81
6 am
Hi:95
6
Lo:90
12 pm
Hi:97
11
Lo:81
6 pm
Hi:90
7
Wed, Aug 6
Lo:79
12 am
Hi:81
3
Lo:79
6 am
Hi:93
4
Lo:93
12 pm
Hi:97
16
Lo:84
6 pm
Hi:91
11
Thu, Aug 7
Lo:81
12 am
Hi:82
6
Lo:79
6 am
Hi:97
10
Lo:93
12 pm
Hi:99
17
Lo:84
6 pm
Hi:91
11
Fri, Aug 8
Lo:81
12 am
Hi:82
5
Lo:81
6 am
Hi:97
7
Lo:95
12 pm
Hi:99
13
Lo:82
6 pm
Hi:91
9
Sat, Aug 9
Lo:79
12 am
Hi:81
4
Lo:79
6 am
Hi:95
8
Lo:93
12 pm
Hi:97
15
Lo:82
6 pm
Hi:91
9
Sun, Aug 10
Lo:81
12 am
Hi:82
4
Lo:79
6 am
Hi:93
7
Lo:91
12 pm
Hi:97
14
Lo:84
6 pm
Hi:91
11
Mon, Aug 11
Lo:79
12 am
Hi:82
2
Lo:81
6 am
Hi:97
9
Lo:93
12 pm
Hi:97
14
Lo:84
6 pm
Hi:90
11
Tue, Aug 12
Lo:79
12 am
Hi:82
5
Lo:81
6 am
Hi:97
8
Lo:93
12 pm
Hi:99
15
Lo:82
6 pm
Hi:90
11
Wed, Aug 13
Lo:81
12 am
Hi:82
6
Lo:81
6 am
Hi:97
7
Lo:93
12 pm
Hi:99
15
Lo:84
6 pm
Hi:91
12
Thu, Aug 14
Lo:81
12 am
Hi:84
8
Lo:81
6 am
Hi:95
9
Lo:93
12 pm
Hi:99
17
Lo:84
6 pm
Hi:91
12
Fri, Aug 15
Lo:81
12 am
Hi:84
5
Lo:79
6 am
Hi:82
8
Lo:75
12 pm
Hi:88
8
Lo:82
6 pm
Hi:84
8
Sat, Aug 16
Lo:81
12 am
Hi:82
6
Lo:81
6 am
Hi:93
11
Lo:91
12 pm
Hi:97
17
Lo:82
6 pm
Hi:90
9
Sun, Aug 17
Lo:81
12 am
Hi:82
4
Lo:81
6 am
Hi:95
7
Lo:93
12 pm
Hi:97
13
Lo:82
6 pm
Hi:90
7
Port Isabel Temperature Yesterday
Maximum temperature yesterday: 97 °F (at 12:53 pm)
Minimum temperature yesterday: 80 °F (at 4:53 am)
Average temperature yesterday: 87 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 99 °F (Aug 8, 2:53 pm) | 91% (Aug 3, 7:53 am) | 30.13 "Hg (Aug 3, 7:53 am) |
| Low | 75 °F (Aug 15, 12:05 pm) | 40% (Aug 12, 12:53 pm) | 29.86 "Hg (Aug 11, 5:53 pm) |
| Average | 87 °F | 71% | 29.96 "Hg |
| * Reported Aug 2 11:53 pm — Aug 17 11:53 pm, Port Isabel. 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
Port Isabel Weather History for the Previous 24 Hours
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 11:53 pm Sun, Aug 17 | | 83 °F | Clear. | 3 mph | ↑ | 85% | 29.95 "Hg | 10 mi |
| 10:53 pm | | 84 °F | Clear. | 5 mph | ↑ | 83% | 29.94 "Hg | 10 mi |
| 9:53 pm | | 84 °F | Clear. | 5 mph | ↑ | 80% | 29.93 "Hg | 10 mi |
| 8:53 pm | | 86 °F | Clear. | 9 mph | ↑ | 77% | 29.92 "Hg | 10 mi |
| 7:53 pm |  | 87 °F | Sunny. | 10 mph | ↑ | 69% | 29.90 "Hg | 10 mi |
| 6:53 pm |  | 90 °F | Passing clouds. | 13 mph | ↑ | 63% | 29.90 "Hg | 10 mi |
| 5:53 pm | | 93 °F | Passing clouds. | 14 mph | ↑ | 58% | 29.91 "Hg | 10 mi |
| 4:53 pm | | 94 °F | Passing clouds. | 14 mph | ↑ | 54% | 29.92 "Hg | 10 mi |
| 3:53 pm | | 96 °F | Sunny. | 13 mph | ↑ | 49% | 29.93 "Hg | 10 mi |
| 2:54 pm | | 96 °F | Sunny. | 15 mph | ↑ | 47% | 29.95 "Hg | 10 mi |
| 1:53 pm | | 96 °F | Passing clouds. | 12 mph | ↑ | 52% | 29.96 "Hg | 10 mi |
| 12:53 pm | | 97 °F | Passing clouds. | 10 mph | ↑ | 48% | 29.97 "Hg | 10 mi |
| 11:53 am | | 95 °F | Passing clouds. | 9 mph | ↑ | 51% | 29.98 "Hg | 10 mi |
| 10:53 am |  | 92 °F | Partly sunny. | 8 mph | ↑ | 60% | 29.99 "Hg | 10 mi |
| 9:53 am | | 88 °F | Passing clouds. | 10 mph | ↑ | 67% | 29.98 "Hg | 10 mi |
| 8:53 am | | 86 °F | Sunny. | 7 mph | ↑ | 83% | 29.98 "Hg | 10 mi |
| 7:53 am | | 82 °F | Sunny. | 5 mph | ↑ | 91% | 29.97 "Hg | 8 mi |
| 6:53 am | | 80 °F | Clear. | No wind | ↑ | 87% | 29.96 "Hg | 10 mi |
| 5:53 am | | 81 °F | Clear. | 5 mph | ↑ | 88% | 29.96 "Hg | 10 mi |
| 4:53 am | | 80 °F | Clear. | 5 mph | ↑ | 90% | 29.96 "Hg | 9 mi |
| 3:53 am | | 81 °F | Clear. | 3 mph | ↑ | 88% | 29.96 "Hg | 8 mi |
| 2:53 am | | 81 °F | Clear. | 3 mph | ↑ | 88% | 29.98 "Hg | 8 mi |
| 1:53 am | | 82 °F | Clear. | 3 mph | ↑ | 88% | 30.00 "Hg | 10 mi |
| Weather by CustomWeather, © 2025 | ||||||||