September weather forecastBiguaçu, Brazil
September
Weather in September
The first month of the spring, September, is also an agreeable month in Biguaçu, Brazil, with temperature in the range of an average high of 21.2°C (70.2°F) and an average low of 14.6°C (58.3°F).Temperature
September's advent notes a subtle adjustment in average high-temperature to a still pleasant 21.2°C (70.2°F) from August. Biguaçu experiences a mean temperature of 14.6°C (58.3°F) during September nights.Humidity
The months with the highest humidity in Biguaçu are September and October, with an average relative humidity of 85%.Rainfall
In Biguaçu, in September, it is raining for 9.8 days, with typically 32mm (1.26") of accumulated precipitation. In Biguaçu, during the entire year, the rain falls for 152.3 days and collects up to 397mm (15.63") of precipitation.Sea temperature
In Biguaçu, in September, the average water temperature is 18.8°C (65.8°F).Note: For most individuals, swimming in 18.8°C (65.8°F) is not a pleasurable activity. Breathing becomes progressively more difficult as water temperature declines below 21°C (69.8°F).
Daylight
The average length of the day in September is 11h and 56min.On the first day of the month, sunrise is at 06:27 and sunset at 18:01. On the last day of September, sunrise is at 05:53 and sunset at 18:14 -03.
Sunshine
In Biguaçu, the average sunshine in September is 6.8h.UV index
The average daily maximum UV index in September in Biguaçu is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: In September, a daily UV index of 5 turns into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Biguaçu, Brazil
- Average high temperature in September: 21.2°C
The warmest month (with the highest average high temperature) is January (27.7°C).
The month with the lowest average high temperature is July (19.2°C).
- Average low temperature in September: 14.6°C
The month with the highest average low temperature is February (20.9°C).
The coldest month (with the lowest average low temperature) is July (12.8°C).
Average pressure in September
Biguaçu, Brazil
- Average pressure in September: 1017.9mbar
The month with the highest atmospheric pressure is July (1020.2mbar).
The month with the lowest atmospheric pressure is December (1012.2mbar).
Average wind speed in September
Biguaçu, Brazil
- Average wind speed in September: 10.2km/h
The windiest month (with the highest average wind speed) is November (10.6km/h).
The calmest month (with the lowest average wind speed) is June (9.2km/h).
Average humidity in September
Biguaçu, Brazil
- Average humidity in September: 85%
The months with the highest relative humidity are September and October (85%).
The months with the lowest relative humidity are January, April, November and December (83%).
Average rainfall in September
Biguaçu, Brazil
- Average rainfall in September: 32mm
The wettest month (with the highest rainfall) is February (50mm).
The driest months (with the least rainfall) are March and April (23mm).
Average rainfall days in September
Biguaçu, Brazil
- Average rainfall days in September: 9.8 days
The month with the highest number of rainy days is January (17.8 days).
The months with the least rainy days are June and July (8.9 days).
Average sea temperature in September
Biguaçu, Brazil
- Average sea temperature in September: 18.8°C
The best months for swimming (with the highest average sea temperature) are January and February (26°C).
The coldest months (with the lowest average sea temperature) are July and August (18.6°C).
Average daylight in September /
Average sunshine in September
Biguaçu, Brazil
- Average daylight in September: 11h and 54min
The month with the longest days is December (Average daylight: 13h and 48min).
The month with the shortest days is June (Average daylight: 10h and 24min).
- Average sunshine in September: 6h and 48min
The month with the most sunshine is April (Average sunshine: 7h and 30min).
The month with the least sunshine is October (Average sunshine: 6h and 0min).
Average sunshine days in September
Biguaçu, Brazil
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is July (18.7 days).
The month with the least sunshine days is February (8.7 days).
Average UV index in September
Biguaçu, Brazil
- Average UV index in September: 5
The months with the highest UV index are January, February, March and December (UV index 6).
The month with the lowest UV index is July (UV index 4).
Average cloud cover in September
Biguaçu, Brazil
- Average cloud cover in September: 51
The month with the most cloud cover is October (Cloud cover 59).
The month with the least cloud cover is June (Cloud cover 43).
Average visibility in September
Biguaçu, Brazil
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, June, July and November (9km).
The months with the lowest visibility are August, September, October and December (8km).





