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Porto Alegre weather in September

Weather in Porto Alegre: September

Average day temperature: 69.7°F
Average night temperature: 60.3°F
Sea water temperature: 64.6°F
Number of sunny days: 8 days
Day length: 11.5 - 12.4 hours
Number of rainy days: 5 days
Precipitation totals: 2.9 in.

Air temperature in September, °F

Show year:
2023
2022
2021

The highest day temperature during September of 2023 was 86°F. At the same time the lowest night temperature was 50°F. Day and night temperature averages during September were 68.9°F and 62.4°F.

Sea water temperature in Porto Alegre in September, °F

Show year:
2023
2022
2021

The average sea water temperature in September of 2023 was 65.5°F. The highest and lowest sea temperatures during the month were 68.2°F and 62.6°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in Porto Alegre in September is 2.9 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 6.4 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 5.6.

Best time for vacation in Porto Alegre

Sunniest months:
May 17 days
July 16 days
August 16 days
Warmest months:
January 87.5 °F
February 86.1 °F
December 84.3 °F
Warmest sea temp:
February 80.7 °F
January 80.7 °F
March 79.6 °F
Coldest months:
June 64.7 °F
July 65.5 °F
August 68.1 °F
Rainiest months:
May 5 days
September 5 days
July 5 days
Windiest months:
December 7.5 mph
November 7.3 mph
January 7.2 mph

Porto Alegre on a weather map

Porto Alegre
+61°F
NW 6 mph
Feels like: +61°F
Precip.: 68%
Places in Brazil:
Name
°F
+70°F
+72°F
+77°F
+64°F
+79°F
+81°F
+73°F
+73°F
+64°F
+70°F
+75°F
24 Hours Forecast
Porto Alegre
Local time: 01:54
April 28, sunday
0300
61°F
NW
6 mph
0600
63°F
NW
3 mph
0900
64°F
NW
6 mph
1200
68°F
W
7 mph
1500
68°F
NW
7 mph
1800
66°F
W
7 mph
2100
64°F
W
8 mph
April 29, monday
0000
64°F
W
7 mph
Units of measurement: °C / °F