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
With the onset of September, a modest change to a still moderately hot 25°C (77°F) from August's 24.3°C (75.7°F) is noted in high-temperature. Todos os Santos throughout September, experiences an average nighttime temperature of 19.4°C (66.9°F).Humidity
The average relative humidity in September is 78%.Rainfall
In September, in Todos os Santos, the rain falls for 13.7 days. Throughout September, 47mm (1.85") of precipitation is accumulated. Throughout the year, there are 192.5 rainfall days, and 812mm (31.97") of precipitation is accumulated.Daylight
In Todos os Santos, the average length of the day in September is 11h and 58min.On the first day of the month, sunrise is at 06:02 and sunset at 17:43. On the last day of September, in Todos os Santos, sunrise is at 05:33 and sunset at 17:51 -03.
Sunshine
In Todos os Santos, Brazil, the average sunshine in September is 7.9h.UV index
September is the month with the lowest UV index in Todos os Santos, Brazil, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: In September, a regular UV index of 5 translates into these guidelines:
Heed the precautions - It is counselled to guard against solar damage. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Todos os Santos?
What is the average humidity in September in Todos os Santos?
How many days does it rain in September in Todos os Santos?
How many hours of daylight does Todos os Santos have in September?
When are sunrise and sunset in September in Todos os Santos?
How many hours of sunshine does Todos os Santos have in September?
What is the month with the lowest UV index in Todos os Santos?
What is the UV index intensity in September in Todos os Santos?
Average temperature in September
Todos os Santos, Brazil
- Average high temperature in September: 25°C
The warmest month (with the highest average high temperature) is February (29.7°C).
The month with the lowest average high temperature is July (24°C).
- Average low temperature in September: 19.4°C
The month with the highest average low temperature is January (23.7°C).
The coldest month (with the lowest average low temperature) is August (18.5°C).
Average pressure in September
Todos os Santos, Brazil
- Average pressure in September: 1017.8mbar
The month with the highest atmospheric pressure is July (1020.5mbar).
The month with the lowest atmospheric pressure is December (1011.9mbar).
Average wind speed in September
Todos os Santos, Brazil
- Average wind speed in September: 11.3km/h
The windiest months (with the highest average wind speed) are August and September (11.3km/h).
The calmest month (with the lowest average wind speed) is March (8.7km/h).
Average humidity in September
Todos os Santos, Brazil
- Average humidity in September: 78%
The month with the highest relative humidity is November (82%).
The month with the lowest relative humidity is August (76%).
Average rainfall in September
Todos os Santos, Brazil
- Average rainfall in September: 47mm
The wettest month (with the highest rainfall) is November (119mm).
The driest month (with the least rainfall) is June (29mm).
Average rainfall days in September
Todos os Santos, Brazil
- Average rainfall days in September: 13.7 days
The month with the highest number of rainy days is March (22.7 days).
The month with the least rainy days is July (9.3 days).
Average daylight in September /
Average sunshine in September
Todos os Santos, 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 48min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is February (Average sunshine: 8h and 48min).
The month with the least sunshine is October (Average sunshine: 7h and 30min).
Average sunshine days in September
Todos os Santos, Brazil
- Average sunshine days in September: 14.3 days
The month with the most sunshine days is July (20.6 days).
The month with the least sunshine days is December (4.8 days).
Average UV index in September
Todos os Santos, Brazil
- Average UV index in September: 5
The month with the highest UV index is January (UV index 7).
The month with the lowest UV index is September (UV index 5).
Average cloud cover in September
Todos os Santos, Brazil
- Average cloud cover in September: 34
The month with the most cloud cover is November (Cloud cover 46).
The month with the least cloud cover is February (Cloud cover 28).
Average visibility in September
Todos os Santos, Brazil
- Average visibility in September: 10km
The months with the highest visibility are February, May, June, July, August and September (10km).
The months with the lowest visibility are January, March, April, October, November and December (9km).
