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
September registers an average high-temperature of a still moderately hot 26.5°C (79.7°F), slightly varied from August's 24.2°C (75.6°F). With the onset of night in September, Tremembé reveals a significant decrease in temperature, averaging at a refreshing 14.3°C (57.7°F).Humidity
The least humid month in Tremembé is September, with an average relative humidity of 73%.Rainfall
In Tremembé, in September, it is raining for 11 days, with typically 33mm (1.3") of accumulated precipitation. Throughout the year, in Tremembé, there are 196.6 rainfall days, and 835mm (32.87") of precipitation is accumulated.Daylight
In September, the average length of the day is 11h and 58min.On the first day of September, sunrise is at 06:11 and sunset at 17:52. On the last day of the month, sunrise is at 05:42 and sunset at 18:01 -03.
Sunshine
September has the most sunshine of the year in Tremembé, Brazil, with an average of 8.8h of sunshine.UV index
February through September, November and December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum UV index of 5 in September translates into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. To protect against the Sun's most potent rays, avoid direct exposure around midday. 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
What are the temperatures in Tremembé in September?
What is the least humid month in Tremembé?
What is the average humidity in September in Tremembé?
How much does it rain in Tremembé in September?
How many hours of daylight does Tremembé have in September?
When are sunrise and sunset in September in Tremembé?
What month has the most sunshine in Tremembé?
How many hours of sunshine does Tremembé have in September?
When is the lowest UV index in Tremembé?
How high is the UV index in September in Tremembé?
Average temperature in September
Tremembé, Brazil
- Average high temperature in September: 26.5°C
The warmest month (with the highest average high temperature) is February (27.8°C).
The month with the lowest average high temperature is June (21.9°C).
- Average low temperature in September: 14.3°C
The month with the highest average low temperature is January (17.8°C).
The coldest month (with the lowest average low temperature) is July (11.7°C).
Average pressure in September
Tremembé, Brazil
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is July (1020.4mbar).
The month with the lowest atmospheric pressure is December (1012.2mbar).
Average wind speed in September
Tremembé, Brazil
- Average wind speed in September: 7.1km/h
The windiest months (with the highest average wind speed) are September and October (7.1km/h).
The calmest months (with the lowest average wind speed) are February, March and April (5.6km/h).
Average humidity in September
Tremembé, Brazil
- Average humidity in September: 73%
The months with the highest relative humidity are March and April (87%).
The month with the lowest relative humidity is September (73%).
Average rainfall in September
Tremembé, Brazil
- Average rainfall in September: 33mm
The wettest month (with the highest rainfall) is January (162mm).
The driest month (with the least rainfall) is August (17mm).
Average rainfall days in September
Tremembé, Brazil
- Average rainfall days in September: 11 days
The month with the highest number of rainy days is March (25.6 days).
The month with the least rainy days is August (5.9 days).
Average daylight in September /
Average sunshine in September
Tremembé, Brazil
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 30min).
The month with the shortest days is June (Average daylight: 10h and 42min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is September (Average sunshine: 8h and 48min).
The month with the least sunshine is April (Average sunshine: 7h and 30min).
Average sunshine days in September
Tremembé, Brazil
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is August (23.1 days).
The month with the least sunshine days is December (3.7 days).
Average UV index in September
Tremembé, Brazil
- Average UV index in September: 5
The months with the highest UV index are January and October (UV index 6).
The months with the lowest UV index are February, March, April, May, June, July, August, September, November and December (UV index 5).
Average cloud cover in September
Tremembé, Brazil
- Average cloud cover in September: 33
The months with the most cloud cover are March and April (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in September
Tremembé, Brazil
- Average visibility in September: 8km
The months with the highest visibility are July, August, September and October (8km).
The months with the lowest visibility are March, April and May (6km).
