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
September's arrival brings an average high-temperature of a tropical 30.6°C (87.1°F), demonstrating subtle variation from the preceding month. The temperature notes a substantial fall from the daily peak to an average of 17.8°C (64°F) during September nights.Heat index
The heat index for September is evaluated at a tropical 34°C (93.2°F). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.It is emphasized that the heat index's values are meant for shaded zones with mild winds. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
Humidity
The months with the lowest humidity in Guarantã are August and September, with an average relative humidity of 58%.Rainfall
In Guarantã, Brazil, during September, the rain falls for 8.6 days and regularly aggregates up to 40mm (1.57") of precipitation. In Guarantã, during the entire year, the rain falls for 195.6 days and collects up to 1139mm (44.84") of precipitation.Daylight
In Guarantã, the average length of the day in September is 11h and 59min.On the first day of September in Guarantã, sunrise is at 06:27 and sunset at 18:09. On the last day of the month, sunrise is at 05:59 and sunset at 18:16 -03.
Sunshine
In September, the average sunshine is 9.3h.UV index
January through April, July through December, with an average maximum UV index of 6, are months with the highest UV index in Guarantã. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 6 during September translates into the following directions:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Frequently asked questions
Is it hot in Guarantã during September?
What is the least humid month in Guarantã?
What is the average humidity in September in Guarantã?
How many days does it rain in September in Guarantã?
How many hours of daylight does Guarantã have in September?
When are sunrise and sunset in September in Guarantã?
How many hours of sunshine does Guarantã have in September?
What are the months with the highest UV index in Guarantã?
What is the UV index intensity in September in Guarantã?
Average temperature in September
Guarantã, Brazil
- Average high temperature in September: 30.6°C
The warmest month (with the highest average high temperature) is October (30.7°C).
The month with the lowest average high temperature is June (24.4°C).
- Average low temperature in September: 17.8°C
The month with the highest average low temperature is December (21.1°C).
The coldest month (with the lowest average low temperature) is June (15°C).
Average pressure in September
Guarantã, Brazil
- Average pressure in September: 1014.3mbar
The month with the highest atmospheric pressure is July (1018.2mbar).
The month with the lowest atmospheric pressure is December (1010.1mbar).
Average wind speed in September
Guarantã, Brazil
- Average wind speed in September: 10.6km/h
The windiest months (with the highest average wind speed) are August and September (10.6km/h).
The calmest month (with the lowest average wind speed) is February (7.3km/h).
Average humidity in September
Guarantã, Brazil
- Average humidity in September: 58%
The month with the highest relative humidity is March (85%).
The months with the lowest relative humidity are August and September (58%).
Average rainfall in September
Guarantã, Brazil
- Average rainfall in September: 40mm
The wettest month (with the highest rainfall) is January (201mm).
The driest month (with the least rainfall) is August (11mm).
Average rainfall days in September
Guarantã, Brazil
- Average rainfall days in September: 8.6 days
The month with the highest number of rainy days is January (28.3 days).
The month with the least rainy days is August (3.9 days).
Average daylight in September /
Average sunshine in September
Guarantã, 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 48min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 7h and 18min).
Average sunshine days in September
Guarantã, Brazil
- Average sunshine days in September: 19.1 days
The month with the most sunshine days is August (26.1 days).
The month with the least sunshine days is February (1.9 days).
Average UV index in September
Guarantã, Brazil
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are May and June (UV index 5).
Average cloud cover in September
Guarantã, Brazil
- Average cloud cover in September: 19
The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 15).
Average visibility in September
Guarantã, Brazil
- Average visibility in September: 10km
The months with the highest visibility are July, August and September (10km).
The months with the lowest visibility are January, February, March, April, May and December (8km).
Guarantã, Brazil
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