September weather forecastImaruí, Brazil
September
Weather in September
September, the first month of the spring in Imaruí, is still a pleasant month, with an average temperature fluctuating between 15.8°C (60.4°F) and 21°C (69.8°F).Temperature
Imaruí, Brazil, marks the onset of September with an average high-temperature of a still pleasant 21°C (69.8°F), a subtle shift from August's 20.1°C (68.2°F). An average nighttime temperature of 15.8°C (60.4°F) is noted in Imaruí during the month of September.Humidity
September and October, with an average relative humidity of 82%, are the most humid months in Imaruí.Rainfall
In Imaruí, during September, the rain falls for 11.5 days and regularly aggregates up to 39mm (1.54") of precipitation. In Imaruí, Brazil, during the entire year, the rain falls for 160.9 days and collects up to 557mm (21.93") of precipitation.Daylight
In September, the average length of the day is 11h and 56min.On the first day of September in Imaruí, sunrise is at 06:28 and sunset at 18:01. On the last day of the month, sunrise is at 05:54 and sunset at 18:15 -03.
Sunshine
September has the least sunshine of the year in Imaruí, with an average of 7.2h of sunshine.UV index
The months with the lowest UV index in Imaruí are April through September and November, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In September, a regular UV index of 5 translates into these guidelines:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Imaruí, Brazil
- Average high temperature in September: 21°C
The warmest month (with the highest average high temperature) is February (27.5°C).
The month with the lowest average high temperature is July (18.9°C).
- Average low temperature in September: 15.8°C
The month with the highest average low temperature is February (22.2°C).
The coldest month (with the lowest average low temperature) is July (14.1°C).
Average pressure in September
Imaruí, Brazil
- Average pressure in September: 1017.7mbar
The month with the highest atmospheric pressure is July (1020.1mbar).
The month with the lowest atmospheric pressure is December (1012.1mbar).
Average wind speed in September
Imaruí, Brazil
- Average wind speed in September: 16.9km/h
The windiest month (with the highest average wind speed) is November (17.6km/h).
The calmest months (with the lowest average wind speed) are January and March (13.6km/h).
Average humidity in September
Imaruí, Brazil
- Average humidity in September: 82%
The months with the highest relative humidity are September and October (82%).
The months with the lowest relative humidity are April and November (79%).
Average rainfall in September
Imaruí, Brazil
- Average rainfall in September: 39mm
The wettest month (with the highest rainfall) is January (63mm).
The driest month (with the least rainfall) is November (32mm).
Average rainfall days in September
Imaruí, Brazil
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is March (17.6 days).
The month with the least rainy days is June (10 days).
Average daylight in September /
Average sunshine in September
Imaruí, Brazil
- Average daylight in September: 11h and 54min
The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).
- Average sunshine in September: 7h and 12min
The month with the most sunshine is February (Average sunshine: 8h and 0min).
The month with the least sunshine is September (Average sunshine: 7h and 12min).
Average sunshine days in September
Imaruí, Brazil
- Average sunshine days in September: 15.4 days
The month with the most sunshine days is June (18.8 days).
The month with the least sunshine days is February (10.8 days).
Average UV index in September
Imaruí, Brazil
- Average UV index in September: 5
The month with the highest UV index is December (UV index 7).
The months with the lowest UV index are April, May, June, July, August, September and November (UV index 5).
Average cloud cover in September
Imaruí, Brazil
- Average cloud cover in September: 41
The month with the most cloud cover is October (Cloud cover 45).
The month with the least cloud cover is June (Cloud cover 34).
Average visibility in September
Imaruí, Brazil
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





