Houston Southwest Airport (United States of America) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 31° Celsius; Minimum nighttime temperature: 23° Celsius;
Maximum daytime temperature: 31° Celsius; Minimum nighttime temperature: 23° Celsius; -
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 22° Celsius;
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 22° Celsius; -
Maximum daytime temperature: 33° Celsius; Minimum nighttime temperature: 22° Celsius;
Maximum daytime temperature: 33° Celsius; Minimum nighttime temperature: 22° Celsius;
-
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 24° Celsius;
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 24° Celsius;
-
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 23° Celsius;
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 23° Celsius;
-
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 23° Celsius;
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 23° Celsius;
-
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 23° Celsius;
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 23° Celsius;
Light showers changing to sunny in the afternoon.
Sunrise:
Sunset:
VH UV
No pollution data.
No pollen data.
7 day forecast for Houston Southwest Airport
Today (18 September 2025)
| Time |
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
 |
|
|
|
 |
|
|
|
|
| Chance of precipitation |
70%
|
70%
|
70%
|
50%
|
20%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
29°
|
30°
|
30°
|
30°
|
30°
|
30°
|
29°
|
29°
|
27°
|
27°
|
26°
|
25°
|
| Feels like temperature (°C) |
32°
|
33°
|
32°
|
32°
|
32°
|
31°
|
31°
|
30°
|
29°
|
29°
|
28°
|
28°
|
| Wind direction and speed |
ENE
3
|
E
4
|
ESE
5
|
SE
6
|
SE
7
|
SE
7
|
SE
8
|
SE
6
|
SE
6
|
SE
5
|
SE
5
|
SE
3
|
| Wind gust (mph) |
13
|
15
|
15
|
17
|
17
|
18
|
17
|
13
|
12
|
10
|
9
|
8
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
65%
|
62%
|
60%
|
61%
|
59%
|
61%
|
62%
|
66%
|
70%
|
76%
|
78%
|
83%
|
| UV | 8 | 8 | 4 | 7 | 3 | 2 | 1 | - | - | - | - | - |
Friday (19 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
 |
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
25°
|
24°
|
24°
|
24°
|
23°
|
23°
|
23°
|
23°
|
24°
|
26°
|
28°
|
29°
|
30°
|
31°
|
32°
|
32°
|
32°
|
32°
|
31°
|
30°
|
28°
|
27°
|
26°
|
25°
|
| Feels like temperature (°C) |
27°
|
27°
|
27°
|
27°
|
26°
|
26°
|
25°
|
25°
|
27°
|
29°
|
30°
|
31°
|
32°
|
32°
|
33°
|
33°
|
33°
|
33°
|
32°
|
30°
|
29°
|
29°
|
28°
|
28°
|
| Wind direction and speed (mph) |
SE
3
|
SE
3
|
ESE
2
|
E
2
|
ENE
2
|
NE
3
|
NE
3
|
NE
3
|
NNE
3
|
NNE
3
|
NE
4
|
ENE
4
|
ENE
5
|
ENE
5
|
ENE
5
|
E
5
|
E
6
|
ESE
7
|
SE
8
|
SE
8
|
SE
8
|
SE
6
|
SE
5
|
SSE
4
|
| Wind gust (mph) |
6
|
5
|
4
|
4
|
5
|
5
|
5
|
6
|
9
|
11
|
13
|
15
|
16
|
16
|
16
|
17
|
17
|
17
|
18
|
18
|
16
|
14
|
11
|
9
|
| Visibility (description) |
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
86%
|
88%
|
91%
|
92%
|
91%
|
92%
|
92%
|
92%
|
86%
|
80%
|
73%
|
64%
|
56%
|
51%
|
42%
|
41%
|
41%
|
42%
|
45%
|
54%
|
62%
|
69%
|
74%
|
80%
|
| UV | - | - | - | - | - | - | - | - | 1 | 3 | 5 | 8 | 9 | 9 | 8 | 6 | 4 | 2 | 1 | - | - | - | - | - |
Saturday (20 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
20%
|
20%
|
20%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
25°
|
24°
|
23°
|
23°
|
22°
|
22°
|
22°
|
22°
|
24°
|
26°
|
28°
|
29°
|
30°
|
31°
|
32°
|
33°
|
32°
|
32°
|
31°
|
29°
|
28°
|
27°
|
26°
|
25°
|
| Feels like temperature (°C) |
27°
|
26°
|
26°
|
25°
|
25°
|
25°
|
25°
|
25°
|
27°
|
29°
|
30°
|
31°
|
32°
|
33°
|
33°
|
33°
|
33°
|
32°
|
31°
|
30°
|
29°
|
29°
|
28°
|
28°
|
| Wind direction and speed (mph) |
SSE
3
|
SSE
3
|
SSE
3
|
SE
2
|
NNE
2
|
N
3
|
NNE
3
|
NNE
3
|
NNE
3
|
NNE
3
|
NE
4
|
E
4
|
E
5
|
E
6
|
ESE
7
|
ESE
8
|
ESE
9
|
SE
9
|
SE
9
|
SE
8
|
SE
7
|
SE
6
|
SE
6
|
SE
4
|
| Wind gust (mph) |
8
|
6
|
5
|
4
|
4
|
5
|
5
|
6
|
8
|
10
|
13
|
15
|
17
|
18
|
20
|
21
|
22
|
21
|
20
|
18
|
15
|
13
|
11
|
9
|
| Visibility (description) |
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
85%
|
86%
|
91%
|
92%
|
93%
|
93%
|
93%
|
93%
|
88%
|
81%
|
72%
|
65%
|
57%
|
52%
|
43%
|
42%
|
42%
|
43%
|
51%
|
55%
|
64%
|
73%
|
76%
|
82%
|
| UV | - | - | - | - | - | - | - | - | 1 | 3 | 5 | 7 | 9 | 9 | 8 | 6 | 4 | 2 | 1 | - | - | - | - | - |
Sunday (21 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
10%
|
20%
|
10%
|
30%
|
40%
|
40%
|
20%
|
20%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
25°
|
24°
|
24°
|
24°
|
23°
|
23°
|
23°
|
23°
|
24°
|
26°
|
28°
|
30°
|
31°
|
31°
|
32°
|
32°
|
32°
|
31°
|
30°
|
29°
|
28°
|
27°
|
27°
|
26°
|
| Feels like temperature (°C) |
27°
|
27°
|
27°
|
26°
|
26°
|
26°
|
25°
|
25°
|
27°
|
29°
|
31°
|
32°
|
32°
|
33°
|
33°
|
33°
|
32°
|
32°
|
31°
|
30°
|
30°
|
29°
|
29°
|
28°
|
| Wind direction and speed (mph) |
SE
4
|
SE
3
|
SSE
3
|
SSE
3
|
SE
3
|
ESE
3
|
E
3
|
E
3
|
E
3
|
E
3
|
ESE
4
|
SE
6
|
SE
6
|
SSE
7
|
SSE
8
|
SSE
8
|
SSE
9
|
SSE
10
|
SSE
9
|
SSE
9
|
SSE
8
|
SSE
6
|
SSE
6
|
SSE
5
|
| Wind gust (mph) |
8
|
7
|
6
|
5
|
5
|
5
|
5
|
6
|
7
|
12
|
15
|
17
|
19
|
20
|
21
|
22
|
23
|
22
|
22
|
19
|
16
|
14
|
12
|
11
|
| Visibility (description) |
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
85%
|
87%
|
89%
|
92%
|
93%
|
93%
|
94%
|
95%
|
92%
|
86%
|
75%
|
65%
|
57%
|
52%
|
51%
|
49%
|
50%
|
53%
|
57%
|
60%
|
68%
|
74%
|
78%
|
84%
|
| UV | - | - | - | - | - | - | - | - | 1 | 3 | 5 | 6 | 9 | 9 | 8 | 6 | 4 | 2 | 1 | - | - | - | - | - |
Monday (22 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
10%
|
10%
|
10%
|
<5%
|
10%
|
<5%
|
10%
|
<5%
|
20%
|
40%
|
30%
|
40%
|
40%
|
40%
|
40%
|
30%
|
20%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
25°
|
25°
|
25°
|
25°
|
24°
|
24°
|
24°
|
24°
|
25°
|
26°
|
28°
|
29°
|
30°
|
31°
|
31°
|
32°
|
32°
|
31°
|
30°
|
29°
|
26°
|
| Feels like temperature (°C) |
28°
|
28°
|
28°
|
28°
|
27°
|
27°
|
27°
|
27°
|
28°
|
30°
|
31°
|
32°
|
33°
|
33°
|
34°
|
33°
|
33°
|
32°
|
32°
|
31°
|
29°
|
| Wind direction and speed (mph) |
SSE
4
|
SSE
4
|
SSE
4
|
SSE
4
|
SSE
3
|
SSE
3
|
SSE
3
|
SSE
4
|
SSE
3
|
SSE
3
|
S
5
|
S
5
|
S
5
|
SSE
6
|
SSE
6
|
SSE
7
|
SSE
8
|
SSE
8
|
SSE
9
|
SSE
8
|
SSE
6
|
| Wind gust (mph) |
9
|
9
|
9
|
8
|
8
|
8
|
7
|
7
|
9
|
12
|
13
|
14
|
15
|
17
|
18
|
20
|
20
|
20
|
19
|
18
|
13
|
| Visibility (description) |
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
85%
|
87%
|
89%
|
91%
|
92%
|
93%
|
95%
|
95%
|
92%
|
85%
|
78%
|
73%
|
65%
|
62%
|
58%
|
57%
|
57%
|
60%
|
63%
|
69%
|
84%
|
| UV | - | - | - | - | - | - | - | - | 1 | 3 | 5 | 7 | 7 | 9 | 8 | 6 | 3 | 2 | 1 | - | - |
Tuesday (23 September 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
30%
|
30%
|
20%
|
30%
|
50%
|
30%
|
10%
|
10%
|
| Temperature (°C) |
25°
|
24°
|
24°
|
27°
|
30°
|
31°
|
29°
|
27°
|
| Feels like temperature (°C) |
28°
|
27°
|
27°
|
30°
|
32°
|
33°
|
31°
|
29°
|
| Wind direction and speed (mph) |
S
4
|
SE
4
|
NNE
3
|
ENE
4
|
N
6
|
ENE
7
|
E
6
|
E
5
|
| Wind gust (mph) |
9
|
9
|
11
|
17
|
19
|
18
|
14
|
12
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
91%
|
95%
|
96%
|
84%
|
64%
|
55%
|
65%
|
79%
|
| UV | - | - | - | 5 | 8 | 4 | - | - |
Wednesday (24 September 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
10%
|
20%
|
10%
|
20%
|
10%
|
10%
|
<5%
|
| Temperature (°C) |
25°
|
24°
|
23°
|
26°
|
30°
|
31°
|
29°
|
27°
|
| Feels like temperature (°C) |
27°
|
26°
|
25°
|
28°
|
31°
|
32°
|
31°
|
28°
|
| Wind direction and speed (mph) |
E
4
|
N
4
|
N
5
|
NNE
6
|
NNE
6
|
NNE
7
|
NE
6
|
ENE
6
|
| Wind gust (mph) |
10
|
10
|
14
|
18
|
19
|
18
|
14
|
12
|
| Visibility (description) |
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
87%
|
90%
|
92%
|
78%
|
57%
|
46%
|
60%
|
72%
|
| UV | - | - | - | 5 | 9 | 4 | - | - |
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Forecast for 12:00 (UTC-5), Thu
Updated 13:24 (UTC+1) on Thu 18 Sep 2025
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