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Sea
24°
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25°
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25°
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22°
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19°
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19°
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21°
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23°
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The weather in September is marginally warmer than the previous month and temperatures continue to rise into October. September has average maximum temperatures of 22°C (72°F) which is nice and warm and makes sunbathing pleasant on clear days. The sunshine percentage is 48% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.7 hours of sunshine per day. It is a good time for sunbathing in Porto Alegre.
September has total rainfall of 13.8cm (5.4inches) making it often dry with only moderate showers. There are only 12.6 days with some rainfall so you can still enjoy the beach on the many clear days.
Sea temperatures are a chilly 19°C (66°F). September is a little too cold to enjoy swimming in Porto Alegre for prolonged periods of time. The sea temperature in September is slightly cooler than the previous month.
Consider visiting Porto Alegre in the months of January, February, March, April, for the best beach weather. Also consider one of our other suggestions for September.
Yes, September is a good time for sunbathing in Porto Alegre.
September has average maximum temperatures of 22°C (72°F) which is nice and warm and makes sunbathing pleasant on clear days. The sunshine percentage is 48% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.7 hours of sunshine per day. September has total rainfall of 13.8cm (5.4inches) making it often dry with only moderate showers. There are only 12.6 days with some rainfall so you can still enjoy the beach on the many clear days.
More about September temperature and sunshine.
Probably not, September is a little too cold to enjoy swimming in Porto Alegre for prolonged periods of time with the sea water at 19°C (66°F).
More about September sea temperatures.
Yes, September is a good time for a holiday in Porto Alegre.
September has average maximum temperatures of 22°C (72°F) which is nice and warm and makes sunbathing pleasant on clear days. The sunshine percentage is 48% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.7 hours of sunshine per day. September has total rainfall of 13.8cm (5.4inches) making it often dry with only moderate showers. There are only 12.6 days with some rainfall so you can still enjoy the beach on the many clear days. It is a good time for sunbathing in Porto Alegre. Sea temperatures are a chilly 19°C (66°F). September is a little too cold to enjoy swimming in Porto Alegre for prolonged periods of time.
More about the September temperatures and sunshine.
Yes, Porto Alegre is nice and warm and makes sunbathing pleasant on clear days in September.
The average maximum temperature in Porto Alegre in September is 22°C (72°F). The average maximum temperature is 21°C (70°) in the previous month and 25°C (76°F) in the next month.
The average temperature in Porto Alegre in September is 18°C (64°F). The average temperature is 16°C (60°F) in the previous month and 20°C (68°F) in the next month.
More info about the September temperatures and sunshine.
The average day light hours per day in Porto Alegre in September are 11.9. The sunshine percentage is 48% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.7 hours of sunshine per day.
More about September sunshine.
The weather in September is marginally warmer than the previous month and temperatures continue to rise into October. The average maximum temperature in Porto Alegre in September is 22°C (72°F). The average maximum temperature is 21°C (70°F) in the previous month and 25°C (76°F) in the next month.
The average temperature in Porto Alegre in September is 18°C (64°F). The average temperature is 16°C (60°F) in the previous month and 20°C (68°F) in the next month.
The average minimum temperature in Porto Alegre in September is 13°C (56°F). The minimum temperature is 11°C (52°F) in the previous month and 16°C (60°F) in the next month.
The days in September are longer than the previous month and the days continue to get slightly longer into October. September has slightly less hours of sunshine than the previous month. During September the average day light hours are 11.9 per day in Porto Alegre. The sunshine percentage is 48% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.7 hours of sunshine per day.
The ultraviolet index in Porto Alegre in September is typically 8.2 during September. An ultraviolet index reading of 8 to 10 indicates a very high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 15 minutes. Take extra precautions because unprotected skin and eyes will be damaged and can burn quickly. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.
The average sea water temperature in Porto Alegre in September is 18.8°C (65.8°F) which is cool for swimming, shorty wetsuit may help you extend your time in the water. The sea temperature in September is slightly cooler than the previous month.
September weather is slightly wetter than the previous month. September has a few more days of rain than the previous month. The average total rainfall in Porto Alegre in September is 13.8cm (5.4inches) and on average there are 12.6 rainy days in September making it a pretty wet time to visit the beach.
The maximum dew point (an indicator of humidity) in Porto Alegre in September is 16°C (61°F) which is OK for most but slightly uncomfortable for some. The dew point is 15°C (58°F) in the previous month and 18°C (18°F) in the next month.
The average maximum relative humidity in Porto Alegre in September is typically 98%. The maximum relative humidity is 98.6% in the previous month and 96.9% in the next month.
The average relative humidity in Porto Alegre in September is typically 82.3%. The average relative humidity is 82.7% in the previous month and 79% in the next month.
The average maximum wind speed in Porto Alegre in September is typically 25KM/H (16MPH). The average maximum wind speed is 22KM/H (14MPH) in the previous month and 25KM/H (15MPH) in the next month.
The average wind speed in Porto Alegre in September is typically 11KM/H (7MPH). The average wind speed is 10KM/H (6MPH) in the previous month and 12KM/H (7MPH) in the next month.
The average wind direction in Porto Alegre in September is from the South East.
Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.
Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.
