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
September
Weather in September
Temperature
In Guapé, Brazil, September is the warmest month, with temperatures averaging a high of 28.2°C (82.8°F) and a low of 15.3°C (59.5°F).Heat index
During September, the heat index is calculated to be a tropical 30°C (86°F). Ongoing exposure and activity could lead to a state of exhaustion, with a chance of heat cramps.Remember that heat index calculations are made for conditions in the shade with light wind. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Humidity
With an average relative humidity of 61%, September is the least humid month in Guapé.Rainfall
In Guapé, during September, the rain falls for 10 days and regularly aggregates up to 47mm (1.85") of precipitation. In Guapé, during the entire year, the rain falls for 233.1 days and collects up to 1436mm (56.54") of precipitation.Daylight
In September, the average length of the day in Guapé is 11h and 59min.On the first day of the month, sunrise is at 06:11 and sunset at 17:55. On the last day of September, in Guapé, sunrise is at 05:45 and sunset at 18:01 -03.
Sunshine
August and September, with an average of 9.3h of sunshine, are months with the most sunshine in Guapé.UV index
The months with the lowest UV index are February through July, September through December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 5 during September leads to these instructions:
Put precautions into practice - Protective measures against sun-induced damage are advised. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the hottest in Guapé?
Is it hot in Guapé during September?
What is the least humid month in Guapé?
What is the average humidity in September in Guapé?
How many days does it rain in September in Guapé?
How many hours of daylight does Guapé have in September?
When is the sunrise / sunset in September in Guapé?
What are the months with the most sunshine in Guapé?
How many hours of sunshine does Guapé have in September?
When is the lowest UV index in Guapé?
What is the UV index reading in September in Guapé?
Average temperature in September
Guapé, 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
Guapé, 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
Guapé, 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
Guapé, 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
Guapé, 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
Guapé, 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
Guapé, 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 2min
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
Guapé, 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
Guapé, 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
Guapé, 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
Guapé, 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).
