September weather forecastAlpinópolis, Brazil
September
Weather in September
The first month of the spring, September, is also a moderately hot month in Alpinópolis, Brazil, with an average temperature fluctuating between 28.2°C (82.8°F) and 15.3°C (59.5°F).Temperature
September, recording an average high temperature of 28.2°C (82.8°F) and a low temperature of 15.3°C (59.5°F), is Alpinópolis's warmest month.Heat index
The heat index value for September is calculated to be a tropical 30°C (86°F). Uninterrupted activity during exposure could lead to a sense of exhaustion, possibly causing heat cramps.Know that the heat index computations account for shaded terrains and slight winds. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
Humidity
September is the least humid month, with an average relative humidity of 61%.Rainfall
In Alpinópolis, in September, during 10 rainfall days, 47mm (1.85") of precipitation is typically accumulated. Throughout the year, there are 233.1 rainfall days, and 1436mm (56.54") of precipitation is accumulated.Daylight
The average length of the day in September is 11h and 59min.On the first day of the month, sunrise is at 06:13 and sunset at 17:56. On the last day of September, in Alpinópolis, sunrise is at 05:46 and sunset at 18:03 -03.
Sunshine
August and September, with an average of 9.3h of sunshine, are months with the most sunshine in Alpinópolis.UV index
February through July, September through December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In September, a daily maximum UV index of 5 leads to the following instructions:
Put precautions into practice - Guidance to elude sunburn is provided. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Alpinópolis, Brazil
- Average high temperature in September: 28.2°C
The warmest month (with the highest average high temperature) is September (28.2°C).
The month with the lowest average high temperature is June (22.2°C).
- Average low temperature in September: 15.3°C
The month with the highest average low temperature is December (17.9°C).
The coldest month (with the lowest average low temperature) is July (12.2°C).
Average pressure in September
Alpinópolis, Brazil
- Average pressure in September: 1016.6mbar
The month with the highest atmospheric pressure is July (1020.2mbar).
The month with the lowest atmospheric pressure is December (1012.3mbar).
Average wind speed in September
Alpinópolis, Brazil
- Average wind speed in September: 8.2km/h
The windiest month (with the highest average wind speed) is September (8.2km/h).
The calmest months (with the lowest average wind speed) are February, March and April (6.1km/h).
Average humidity in September
Alpinópolis, Brazil
- Average humidity in September: 61%
The months with the highest relative humidity are March and April (89%).
The month with the lowest relative humidity is September (61%).
Average rainfall in September
Alpinópolis, Brazil
- Average rainfall in September: 47mm
The wettest month (with the highest rainfall) is January (245mm).
The driest months (with the least rainfall) are July and August (10mm).
Average rainfall days in September
Alpinópolis, Brazil
- Average rainfall days in September: 10 days
The month with the highest number of rainy days is December (30.7 days).
The month with the least rainy days is August (4.4 days).
Average daylight in September /
Average sunshine in September
Alpinópolis, Brazil
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in September: 9h and 18min
The months with the most sunshine are August and September (Average sunshine: 9h and 18min).
The month with the least sunshine is January (Average sunshine: 6h and 42min).
Average sunshine days in September
Alpinópolis, Brazil
- Average sunshine days in September: 18.8 days
The month with the most sunshine days is August (25 days).
The month with the least sunshine days is December (0.3 days).
Average UV index in September
Alpinópolis, Brazil
- Average UV index in September: 5
The months with the highest UV index are January and August (UV index 6).
The months with the lowest UV index are February, March, April, May, June, July, September, October, November and December (UV index 5).
Average cloud cover in September
Alpinópolis, Brazil
- Average cloud cover in September: 23
The month with the most cloud cover is March (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in September
Alpinópolis, Brazil
- Average visibility in September: 9km
The months with the highest visibility are July, August, September and October (9km).
The month with the lowest visibility is April (6km).





