September weather forecastFormigueiro, Brazil
September
Weather in September
The first month of the spring, September, is also an agreeable month in Formigueiro, Brazil, with an average temperature varying between 22.5°C (72.5°F) and 12.2°C (54°F).Temperature
The shift into September finds Formigueiro at an average high-temperature of a still pleasant 22.5°C (72.5°F), closely comparable to August's conditions. An average minimum temperature of 12.2°C (54°F) is recorded during the month of September.Humidity
In September, the average relative humidity in Formigueiro is 80%.Rainfall
In Formigueiro, during September, the rain falls for 12.7 days and regularly aggregates up to 80mm (3.15") of precipitation. Throughout the year, there are 146.4 rainfall days, and 974mm (38.35") of precipitation is accumulated.Daylight
In Formigueiro, the average length of the day in September is 11h and 56min.On the first day of the month, sunrise is at 06:48 and sunset at 18:19. On the last day of September, sunrise is at 06:12 and sunset at 18:35 -03.
Sunshine
In Formigueiro, the average sunshine in September is 7.5h.UV index
The average daily maximum UV index in September in Formigueiro is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: In September, a daily UV index of 5 turns into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. The solar radiation around mid-day is intense; avoid the Sun and stay safe. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Formigueiro, Brazil
- Average high temperature in September: 22.5°C
The warmest months (with the highest average high temperature) are January and February (30.7°C).
The month with the lowest average high temperature is July (18.1°C).
- Average low temperature in September: 12.2°C
The month with the highest average low temperature is January (19°C).
The coldest month (with the lowest average low temperature) is July (8.9°C).
Average pressure in September
Formigueiro, Brazil
- Average pressure in September: 1016.2mbar
The month with the highest atmospheric pressure is July (1019.3mbar).
The month with the lowest atmospheric pressure is December (1010.4mbar).
Average wind speed in September
Formigueiro, Brazil
- Average wind speed in September: 13.4km/h
The windiest months (with the highest average wind speed) are September and October (13.4km/h).
The calmest month (with the lowest average wind speed) is April (11km/h).
Average humidity in September
Formigueiro, Brazil
- Average humidity in September: 80%
The months with the highest relative humidity are May and June (83%).
The month with the lowest relative humidity is December (70%).
Average rainfall in September
Formigueiro, Brazil
- Average rainfall in September: 80mm
The wettest month (with the highest rainfall) is October (128mm).
The driest month (with the least rainfall) is March (55mm).
Average rainfall days in September
Formigueiro, Brazil
- Average rainfall days in September: 12.7 days
The month with the highest number of rainy days is January (14.3 days).
The month with the least rainy days is April (10.8 days).
Average daylight in September /
Average sunshine in September
Formigueiro, Brazil
- Average daylight in September: 11h and 54min
The month with the longest days is December (Average daylight: 14h and 0min).
The month with the shortest days is June (Average daylight: 10h and 12min).
- Average sunshine in September: 7h and 30min
The month with the most sunshine is December (Average sunshine: 8h and 42min).
The month with the least sunshine is June (Average sunshine: 7h and 12min).
Average sunshine days in September
Formigueiro, Brazil
- Average sunshine days in September: 15.3 days
The month with the most sunshine days is March (18.9 days).
The month with the least sunshine days is February (14.1 days).
Average UV index in September
Formigueiro, Brazil
- Average UV index in September: 5
The month with the highest UV index is January (UV index 7).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover in September
Formigueiro, Brazil
- Average cloud cover in September: 38
The month with the most cloud cover is May (Cloud cover 39).
The month with the least cloud cover is November (Cloud cover 29).
Average visibility in September
Formigueiro, Brazil
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





