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Wednesday, 28.07.2026
Porto Alegre, Countrywide, Brazil
Updated: 18 minutes ago

Weather in Porto Alegre in September 2026

+20°C
Overcast
Pressure
757 mm Hg
Humidity
94%
Wind
7 mph, NW
Weather from MeteoSpace

Weather for September 2026

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7-day forecast

+20°C
Overcast
Pressure: 757 mm Hg
Humidity: 94%
Wind: 7 mph, NW
Porto Alegre, 28
Countrywide

Regions

Weather for September 2026, Porto Alegre.

31.08.2026
1 2026, Tue
+19°C
: 78-80%
: 1031-1023 mm Hg
: 13, E-SE
Night: +15°C
Morning: +17°C
Daytime: +19°C
Evening: +16°C
2 2026, Wed
+23°C
: 93-95%
: 1016-1008 mm Hg
: 0, E
Night: +19°C
Morning: +20°C
Daytime: +23°C
Evening: +18°C
3 2026, Thu
+20°C
: 64-66%
: 1019-1011 mm Hg
: 9, W
Night: +8°C
Morning: +9°C
Daytime: +20°C
Evening: +19°C
4 2026, Fri
+17°C
: 57-59%
: 1025-1017 mm Hg
: 0, E
Night: +10°C
Morning: +11°C
Daytime: +17°C
Evening: +14°C
5 2026, Sat
+12°C
: 91-93%
: 1025-1017 mm Hg
: 9, E
Night: +10°C
Morning: +11°C
Daytime: +12°C
Evening: +11°C
6 2026, Sun
+18°C
: 95-97%
: 1023-1015 mm Hg
: 4, W
Night: +14°C
Morning: +15°C
Daytime: +18°C
Evening: +15°C
7 2026, Mon
+18°C
: 80-82%
: 1024-1016 mm Hg
: 9, SE
Night: +15°C
Morning: +16°C
Daytime: +18°C
Evening: +17°C
8 2026, Tue
+14°C
: 88-90%
: 1024-1016 mm Hg
: 9, E-SE
Night: +10°C
Morning: +11°C
Daytime: +14°C
Evening: +14°C
9 2026, Wed
+16°C
: 85-87%
: 1021-1013 mm Hg
: 4, E
Night: +10°C
Morning: +12°C
Daytime: +16°C
Evening: +16°C
10 2026, Thu
+18°C
: 82-84%
: 1021-1013 mm Hg
: 4, S
Night: +13°C
Morning: +15°C
Daytime: +18°C
Evening: +18°C
11 2026, Fri
+21°C
: 57-59%
: 1017-1009 mm Hg
: 2, E
Night: +15°C
Morning: +22°C
Daytime: +21°C
Evening: +19°C
12 2026, Sat
+23°C
: 78-80%
: 1019-1011 mm Hg
: 4, E-SE
Night: +17°C
Morning: +20°C
Daytime: +23°C
Evening: +23°C
13 2026, Sun
+23°C
: 55-57%
: 1017-1009 mm Hg
: 4, S-SW
Night: +11°C
Morning: +13°C
Daytime: +23°C
Evening: +19°C
14 2026, Mon
+18°C
: 74-76%
: 1027-1019 mm Hg
: 11, S
Night: +8°C
Morning: +9°C
Daytime: +18°C
Evening: +16°C
15 2026, Tue
+12°C
: 62-64%
: 1028-1020 mm Hg
: 11, E
Night: +10°C
Morning: +15°C
Daytime: +12°C
Evening: +11°C
16 2026, Wed
+17°C
: 88-90%
: 1019-1011 mm Hg
: 7, NW
Night: +13°C
Morning: +16°C
Daytime: +17°C
Evening: +20°C
17 2026, Thu
+23°C
: 72-74%
: 1019-1011 mm Hg
: 2, S-SW
Night: +19°C
Morning: +22°C
Daytime: +23°C
Evening: +18°C
18 2026, Fri
+27°C
: 52-54%
: 1017-1009 mm Hg
: 4, W-NW
Night: +12°C
Morning: +16°C
Daytime: +27°C
Evening: +25°C
19 2026, Sat
+19°C
: 64-66%
: 1020-1012 mm Hg
: 7, S-SW
Night: +7°C
Morning: +9°C
Daytime: +19°C
Evening: +17°C
20 2026, Sun
+11°C
: 37-39%
: 1027-1019 mm Hg
: 4, S-SW
Night: +8°C
Morning: +9°C
Daytime: +11°C
Evening: +10°C
21 2026, Mon
+16°C
: 29-31%
: 1028-1020 mm Hg
: 4, S-SW
Night: +9°C
Morning: +12°C
Daytime: +16°C
Evening: +11°C
22 2026, Tue
+20°C
: 47-49%
: 1029-1021 mm Hg
: 7, E-SE
Night: +3°C
Morning: +6°C
Daytime: +20°C
Evening: +17°C
23 2026, Wed
+24°C
: 42-44%
: 1027-1019 mm Hg
: 0, NW
Night: +13°C
Morning: +20°C
Daytime: +24°C
Evening: +21°C
24 2026, Thu
+21°C
: 47-49%
: 1023-1015 mm Hg
: 4, W-NW
Night: +12°C
Morning: +15°C
Daytime: +21°C
Evening: +18°C
25 2026, Fri
+27°C
: 43-45%
: 1020-1012 mm Hg
: 2, S-SE
Night: +16°C
Morning: +19°C
Daytime: +27°C
Evening: +22°C
26 2026, Sat
+21°C
: 68-70%
: 1015-1007 mm Hg
: 13, E
Night: +16°C
Morning: +18°C
Daytime: +21°C
Evening: +20°C
27 2026, Sun
+24°C
: 75-77%
: 1011-1003 mm Hg
: 2, NW
Night: +20°C
Morning: +23°C
Daytime: +24°C
Evening: +23°C
28 2026, Mon
+16°C
: 51-53%
: 1019-1011 mm Hg
: 7, W
Night: +9°C
Morning: +9°C
Daytime: +16°C
Evening: +14°C
29 2026, Tue
+23°C
: 51-53%
: 1019-1011 mm Hg
: 4, E
Night: +11°C
Morning: +16°C
Daytime: +23°C
Evening: +20°C
30 2026, Wed
+20°C
: 89-91%
: 1017-1009 mm Hg
: 2, N-NW
Night: +14°C
Morning: +16°C
Daytime: +20°C
Evening: +19°C
01.10.2026
02.10.2026
03.10.2026
04.10.2026

Temperature graph Porto Alegre

Pressure

Humidity

Weather for September 2026 (Countrywide , Brazil)

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