Porto Alegre International (Brazil) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 19 degrees Celsius; Minimum nighttime temperature: 15 degrees Celsius; -
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 16° Celsius;
Maximum daytime temperature: 22 degrees Celsius; Minimum nighttime temperature: 16 degrees Celsius; -
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 20° Celsius;
Maximum daytime temperature: 27 degrees Celsius; Minimum nighttime temperature: 20 degrees Celsius; -
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 25 degrees Celsius; Minimum nighttime temperature: 12 degrees Celsius;
-
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 18 degrees Celsius; Minimum nighttime temperature: 8 degrees Celsius;
-
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 16 degrees Celsius; Minimum nighttime temperature: 8 degrees Celsius;
-
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 23 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius;
Clear.
Sunrise:
Sunset:
H UV
No pollution data.
No pollen data.
7 day forecast for Porto Alegre International
Today (18 September 2026)
| Time |
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|
| Weather symbols |  |
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
17°
|
16°
|
16°
|
16°
|
| Feels like temperature (°C) |
16°
|
15°
|
15°
|
15°
|
| Wind direction and speed |
ESE
8
|
ESE
8
|
E
8
|
E
7
|
| Wind gust (mph) |
17
|
17
|
16
|
14
|
| Visibility |
VG
|
VG
|
G
|
G
|
| Humidity |
85%
|
86%
|
89%
|
91%
|
| UV | - | - | - | - |
Saturday (19 September 2026)
| 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%
|
40%
|
50%
|
70%
|
80%
|
80%
|
80%
|
90%
|
90%
|
80%
|
90%
|
| Temperature (°C) |
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
17°
|
18°
|
20°
|
21°
|
22°
|
22°
|
22°
|
21°
|
20°
|
19°
|
18°
|
18°
|
18°
|
17°
|
17°
|
17°
|
| Feels like temperature (°C) |
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
16°
|
16°
|
17°
|
18°
|
20°
|
21°
|
22°
|
22°
|
22°
|
21°
|
20°
|
19°
|
18°
|
18°
|
17°
|
17°
|
17°
|
17°
|
| Wind direction and speed (mph) |
E
6
|
E
6
|
E
6
|
E
6
|
E
6
|
E
6
|
E
6
|
E
6
|
E
6
|
E
6
|
E
6
|
E
6
|
E
6
|
E
7
|
ENE
7
|
ENE
8
|
E
8
|
E
8
|
E
8
|
E
8
|
E
8
|
E
8
|
E
7
|
E
7
|
| Wind gust (mph) |
13
|
12
|
11
|
13
|
14
|
14
|
13
|
13
|
13
|
14
|
14
|
15
|
14
|
15
|
16
|
16
|
16
|
16
|
16
|
16
|
16
|
15
|
15
|
14
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
M
|
M
|
P
|
P
|
P
|
P
|
P
|
P
|
P
|
| Humidity |
92%
|
93%
|
94%
|
94%
|
93%
|
92%
|
92%
|
92%
|
86%
|
85%
|
80%
|
77%
|
72%
|
70%
|
72%
|
76%
|
83%
|
89%
|
93%
|
95%
|
96%
|
96%
|
96%
|
96%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 3 | 4 | 4 | 5 | 3 | 3 | 1 | 1 | 1 | 1 | - | - | - | - | - |
Sunday (20 September 2026)
| 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 |
80%
|
90%
|
80%
|
60%
|
40%
|
30%
|
30%
|
30%
|
10%
|
10%
|
<5%
|
10%
|
20%
|
20%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
20%
|
50%
|
| Temperature (°C) |
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
19°
|
21°
|
22°
|
24°
|
25°
|
26°
|
27°
|
27°
|
26°
|
24°
|
22°
|
22°
|
23°
|
22°
|
22°
|
| Feels like temperature (°C) |
17°
|
17°
|
17°
|
17°
|
18°
|
18°
|
18°
|
18°
|
18°
|
20°
|
22°
|
23°
|
25°
|
26°
|
26°
|
27°
|
27°
|
28°
|
26°
|
24°
|
24°
|
24°
|
24°
|
23°
|
| Wind direction and speed (mph) |
E
7
|
E
6
|
E
5
|
E
5
|
E
4
|
E
3
|
NE
3
|
NNE
3
|
N
3
|
NNW
3
|
NW
5
|
NW
7
|
WNW
8
|
WNW
9
|
WNW
9
|
WNW
8
|
WNW
8
|
WNW
6
|
WNW
4
|
NNW
3
|
NE
3
|
NE
4
|
NE
4
|
NNE
4
|
| Wind gust (mph) |
14
|
12
|
12
|
10
|
8
|
6
|
6
|
7
|
8
|
11
|
15
|
18
|
19
|
20
|
19
|
17
|
15
|
10
|
8
|
7
|
8
|
9
|
9
|
10
|
| Visibility (description) |
P
|
P
|
M
|
M
|
M
|
M
|
M
|
M
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
96%
|
97%
|
97%
|
97%
|
97%
|
98%
|
98%
|
98%
|
97%
|
96%
|
91%
|
82%
|
75%
|
69%
|
68%
|
66%
|
65%
|
67%
|
77%
|
84%
|
84%
|
85%
|
85%
|
85%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 4 | 6 | 7 | 7 | 6 | 5 | 3 | 1 | 1 | 1 | - | - | - | - | - |
Monday (21 September 2026)
| 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 |
70%
|
80%
|
90%
|
90%
|
80%
|
50%
|
30%
|
20%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
20%
|
30%
|
30%
|
20%
|
40%
|
40%
|
40%
|
30%
|
20%
|
10%
|
| Temperature (°C) |
22°
|
22°
|
22°
|
22°
|
21°
|
21°
|
21°
|
20°
|
21°
|
21°
|
22°
|
23°
|
24°
|
25°
|
25°
|
25°
|
25°
|
24°
|
23°
|
21°
|
20°
|
20°
|
19°
|
18°
|
| Feels like temperature (°C) |
23°
|
23°
|
23°
|
23°
|
22°
|
21°
|
21°
|
21°
|
21°
|
22°
|
22°
|
24°
|
24°
|
25°
|
25°
|
25°
|
25°
|
24°
|
23°
|
21°
|
20°
|
20°
|
19°
|
18°
|
| Wind direction and speed (mph) |
NNE
5
|
N
4
|
NNW
6
|
WNW
7
|
WNW
8
|
WNW
9
|
WNW
9
|
WNW
8
|
WNW
8
|
WNW
8
|
WNW
7
|
W
7
|
W
7
|
W
7
|
W
7
|
W
7
|
WSW
6
|
WSW
6
|
SW
6
|
SW
6
|
SSW
5
|
SSW
5
|
NW
4
|
NW
5
|
| Wind gust (mph) |
11
|
12
|
14
|
17
|
19
|
20
|
17
|
16
|
16
|
15
|
16
|
15
|
16
|
15
|
16
|
15
|
13
|
12
|
11
|
11
|
11
|
10
|
9
|
10
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
M
|
M
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
86%
|
87%
|
88%
|
90%
|
93%
|
94%
|
95%
|
95%
|
94%
|
92%
|
87%
|
78%
|
68%
|
64%
|
59%
|
59%
|
58%
|
59%
|
65%
|
71%
|
75%
|
78%
|
82%
|
83%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 3 | 4 | 5 | 8 | 6 | 4 | 3 | 1 | 1 | 1 | - | - | - | - | - |
Tuesday (22 September 2026)
| 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
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
18°
|
17°
|
16°
|
15°
|
14°
|
13°
|
13°
|
13°
|
13°
|
14°
|
15°
|
16°
|
17°
|
17°
|
18°
|
18°
|
18°
|
16°
|
15°
|
13°
|
12°
|
11°
|
| Feels like temperature (°C) |
17°
|
17°
|
16°
|
14°
|
13°
|
12°
|
12°
|
12°
|
12°
|
13°
|
13°
|
14°
|
15°
|
15°
|
16°
|
16°
|
15°
|
14°
|
13°
|
11°
|
10°
|
10°
|
| Wind direction and speed (mph) |
WNW
5
|
W
5
|
SW
6
|
SW
7
|
SSW
7
|
SSW
6
|
SW
6
|
SW
5
|
SW
6
|
SSW
8
|
SSW
8
|
SW
8
|
SW
8
|
SW
8
|
SSW
8
|
SSW
8
|
SSW
9
|
S
10
|
S
10
|
SSE
10
|
SSE
10
|
SSE
8
|
| Wind gust (mph) |
10
|
12
|
14
|
14
|
14
|
12
|
11
|
14
|
17
|
18
|
18
|
18
|
18
|
19
|
19
|
19
|
20
|
21
|
21
|
20
|
19
|
17
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
82%
|
80%
|
79%
|
74%
|
70%
|
67%
|
67%
|
67%
|
62%
|
57%
|
54%
|
50%
|
44%
|
42%
|
41%
|
42%
|
42%
|
48%
|
54%
|
59%
|
65%
|
67%
|
| UV | - | - | - | - | - | - | 1 | 1 | 2 | 4 | 6 | 8 | 8 | 7 | 5 | 3 | 1 | 1 | 1 | - | - | - |
Wednesday (23 September 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
10°
|
9°
|
8°
|
11°
|
14°
|
16°
|
14°
|
12°
|
| Feels like temperature (°C) |
9°
|
9°
|
8°
|
10°
|
13°
|
15°
|
13°
|
10°
|
| Wind direction and speed (mph) |
SE
5
|
SSE
4
|
SE
4
|
SE
6
|
ESE
5
|
ESE
7
|
ESE
9
|
ESE
8
|
| Wind gust (mph) |
10
|
8
|
14
|
15
|
17
|
18
|
18
|
15
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
75%
|
80%
|
84%
|
66%
|
56%
|
54%
|
62%
|
75%
|
| UV | - | - | 1 | 4 | 8 | 3 | 1 | - |
Thursday (24 September 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
11°
|
9°
|
9°
|
14°
|
19°
|
23°
|
21°
|
17°
|
| Feels like temperature (°C) |
10°
|
9°
|
8°
|
14°
|
20°
|
24°
|
21°
|
17°
|
| Wind direction and speed (mph) |
SE
5
|
SE
3
|
SSW
2
|
N
2
|
NE
3
|
NE
3
|
ESE
5
|
E
5
|
| Wind gust (mph) |
10
|
5
|
6
|
7
|
10
|
10
|
12
|
10
|
| Visibility (description) |
VG
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
85%
|
93%
|
97%
|
78%
|
63%
|
55%
|
70%
|
81%
|
| UV | - | - | 1 | 4 | 8 | 3 | 1 | - |
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UK video forecast
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Forecast
Forecast for 9pm (UTC-3) Friday
Updated 19:30 (UTC+1) on Fri 18 Sep 2026
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