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Climate · Porto Seguro

Porto Seguro in September

Warm and wet, as the days lengthen.

Typical weather, averaged over 30 years

September in Porto Seguro is warm: highs near 82°F, lows near 71°F. Rain falls on about four days a week, and the days lengthen by 20 minutes from the first week to the last.September in Porto Seguro is warm: highs near 28°C, lows near 22°C. Rain falls on about four days a week, and the days lengthen by 20 minutes from the first week to the last.

High
82°F28°Caverage
Low
71°F22°Caverage
Wet days
4a week · 52% of days
Daylight
12h 02mon average

Is September a good time to visit Porto Seguro?

Yes. September is one of Porto Seguro's best months (June to September).

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How September sits in the year

week by week

Temperature

Highs near 82°F in September, against 80°F to 87°F through the year.Highs near 28°C in September, against 27°C to 31°C through the year.

Chance of a wet day

52% of days in September, against 52% to 79% through the year.

Cloud cover

34% cover in September, against 34% to 67% through the year.

Daylight

12h 02m in September, against 11h 09m to 13h 06m through the year.

Week by week, lightly smoothed, with September shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. August80°27°low 69°low 21°4 wet days a weekRain on about four days a week.
  2. September82°28°low 71°low 22°4 wet days a weekRain on about four days a week.
  3. October84°29°low 72°low 22°4 wet days a weekRain on about four days a week.

Where Porto Seguro sits, in September

America/Bahia
this place
typical high in September 40°F4°C95°F35°C
Sunrise, mid-September
5:32 AMsets 5:31 PM
Above the sea
10 mlow-lying
Latitude
16.6°Ssouthern hemisphere
Nearest of ours
Rio de Janeiro824 km south-west

The land around Porto Seguro, shaded by its typical high in September, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Brazil in September

high · low · wet days
See September on the planning mapThe whole year in Porto Seguro

Typical weather, averaged over 30 years (1995–2024), read 10 km north of Porto Seguro. Its own grid square is mostly sea and holds only a daily average, so the page reads the nearest square with a true high and low near the town's height. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match.Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match. Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.