September weather forecastBarra do Chapéu, Brazil
September
Weather in September
The first month of the spring, September, is a moderately hot month in Barra do Chapéu, Brazil, with an average temperature fluctuating between 13.4°C (56.1°F) and 25.2°C (77.4°F).Temperature
The start of September marks an average high-temperature of a warm 25.2°C (77.4°F), hardly distinguishable from the conditions in August. An average nighttime temperature of 13.4°C (56.1°F) is recorded during September.Humidity
With an average relative humidity of 75%, September is the least humid month in Barra do Chapéu.Rainfall
In Barra do Chapéu, during September, the rain falls for 11.6 days and regularly aggregates up to 55mm (2.17") of precipitation. Throughout the year, in Barra do Chapéu, there are 218.2 rainfall days, and 1124mm (44.25") of precipitation is accumulated.Daylight
In Barra do Chapéu, the average length of the day in September is 11h and 58min.On the first day of the month, sunrise is at 06:26 and sunset at 18:05. On the last day of September, sunrise is at 05:56 and sunset at 18:15 -03.
Sunshine
In September, the average sunshine in Barra do Chapéu is 8.6h.UV index
In September, the average daily maximum UV index in Barra do Chapéu, Brazil, is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: The UV index of 5 during September translates into the following guidance:
Take necessary precautions - Protection from skin and eye injury is mandatory. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Barra do Chapéu, Brazil
- Average high temperature in September: 25.2°C
The warmest month (with the highest average high temperature) is December (27.4°C).
The month with the lowest average high temperature is June (20.2°C).
- Average low temperature in September: 13.4°C
The month with the highest average low temperature is January (18°C).
The coldest month (with the lowest average low temperature) is June (11.2°C).
Average pressure in September
Barra do Chapéu, Brazil
- Average pressure in September: 1016.9mbar
The month with the highest atmospheric pressure is July (1019.9mbar).
The month with the lowest atmospheric pressure is December (1011.8mbar).
Average wind speed in September
Barra do Chapéu, Brazil
- Average wind speed in September: 7.7km/h
The windiest month (with the highest average wind speed) is November (8.1km/h).
The calmest month (with the lowest average wind speed) is June (6.1km/h).
Average humidity in September
Barra do Chapéu, Brazil
- Average humidity in September: 75%
The months with the highest relative humidity are May and June (87%).
The month with the lowest relative humidity is September (75%).
Average rainfall in September
Barra do Chapéu, Brazil
- Average rainfall in September: 55mm
The wettest month (with the highest rainfall) is January (205mm).
The driest month (with the least rainfall) is August (38mm).
Average rainfall days in September
Barra do Chapéu, Brazil
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is January (27.7 days).
The month with the least rainy days is August (8.1 days).
Average daylight in September /
Average sunshine in September
Barra do Chapéu, Brazil
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 36min).
The month with the shortest days is June (Average daylight: 10h and 36min).
- Average sunshine in September: 8h and 36min
The month with the most sunshine is August (Average sunshine: 8h and 42min).
The month with the least sunshine is January (Average sunshine: 7h and 12min).
Average sunshine days in September
Barra do Chapéu, Brazil
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is August (20 days).
The month with the least sunshine days is February (1.9 days).
Average UV index in September
Barra do Chapéu, Brazil
- Average UV index in September: 5
The months with the highest UV index are January and March (UV index 6).
The month with the lowest UV index is May (UV index 4).
Average cloud cover in September
Barra do Chapéu, Brazil
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Barra do Chapéu, Brazil
- Average visibility in September: 8km
The months with the highest visibility are August, September, October and November (8km).
The months with the lowest visibility are May and June (6km).





