Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
With the transition into September, União dos Palmares notes an average high-temperature of a still warm 26.4°C (79.5°F), closely resembling August. The nighttime temperature in União dos Palmares, Brazil, dips to a refreshing 17.9°C (64.2°F) on average during September.Humidity
In September, the average relative humidity is 86%.Rainfall
In September, in União dos Palmares, the rain falls for 19.9 days. Throughout September, 27mm (1.06") of precipitation is accumulated. Throughout the year, there are 227.4 rainfall days, and 480mm (18.9") of precipitation is accumulated.Daylight
In September, the average length of the day is 12h and 4min.On the first day of September, sunrise is at 05:25 and sunset at 17:22. On the last day of the month, sunrise is at 05:08 and sunset at 17:19 -03.
Sunshine
In September, the average sunshine in União dos Palmares is 5.9h.UV index
The months with the highest UV index are January through May, September through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index, 6 in September, converts into the following recommendations:
Prevent overexposure. Protection from the sun's harmful effects is needed. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for União dos Palmares in September?
What is the average humidity in September in União dos Palmares?
How many days does it rain in September in União dos Palmares?
What is the average length of the day in September in União dos Palmares?
When is the sunrise / sunset in September in União dos Palmares?
How many hours of sunshine does União dos Palmares have in September?
What are the months with the highest UV index in União dos Palmares?
What is the UV index reading in September in União dos Palmares?
Average temperature in September
União dos Palmares, Brazil
- Average high temperature in September: 26.4°C
The warmest month (with the highest average high temperature) is March (31.2°C).
The month with the lowest average high temperature is July (25.1°C).
- Average low temperature in September: 17.9°C
The month with the highest average low temperature is March (21.3°C).
The coldest month (with the lowest average low temperature) is August (17.5°C).
Average pressure in September
União dos Palmares, Brazil
- Average pressure in September: 1016.4mbar
The month with the highest atmospheric pressure is August (1017.2mbar).
The month with the lowest atmospheric pressure is March (1012.2mbar).
Average wind speed in September
União dos Palmares, Brazil
- Average wind speed in September: 10km/h
The windiest month (with the highest average wind speed) is November (11.8km/h).
The calmest month (with the lowest average wind speed) is May (7.7km/h).
Average humidity in September
União dos Palmares, Brazil
- Average humidity in September: 86%
The month with the highest relative humidity is July (90%).
The month with the lowest relative humidity is December (76%).
Average rainfall in September
União dos Palmares, Brazil
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is March (60mm).
The driest month (with the least rainfall) is November (13mm).
Average rainfall days in September
União dos Palmares, Brazil
- Average rainfall days in September: 19.9 days
The month with the highest number of rainy days is August (24.3 days).
The month with the least rainy days is November (12 days).
Average daylight in September /
Average sunshine in September
União dos Palmares, Brazil
- Average daylight in September: 12h and 1min
The month with the longest days is December (Average daylight: 12h and 36min).
The month with the shortest days is June (Average daylight: 11h and 36min).
- Average sunshine in September: 5h and 5min
The month with the most sunshine is March (Average sunshine: 7h and 18min).
The month with the least sunshine is July (Average sunshine: 4h and 48min).
Average sunshine days in September
União dos Palmares, Brazil
- Average sunshine days in September: 5.9 days
The month with the most sunshine days is November (13.3 days).
The month with the least sunshine days is August (3.3 days).
Average UV index in September
União dos Palmares, Brazil
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April, May, September, October, November and December (UV index 6).
The months with the lowest UV index are June, July and August (UV index 5).
Average cloud cover in September
União dos Palmares, Brazil
- Average cloud cover in September: 67
The month with the most cloud cover is July (Cloud cover 75).
The months with the least cloud cover are March and December (Cloud cover 51).
Average visibility in September
União dos Palmares, Brazil
- Average visibility in September: 6km
The months with the highest visibility are January, February, March, November and December (8km).
The months with the lowest visibility are April, May, June, July, August and September (6km).
União dos Palmares, Brazil
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