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
The dawn of September sees an average high-temperature of a still warm 25.5°C (77.9°F), subtly contrasting with August's 23.3°C (73.9°F). Estrela Dalva observes an average low-temperature of 15.1°C (59.2°F) during September.Humidity
With an average relative humidity of 79%, September is the least humid month.Rainfall
In Estrela Dalva, in September, it is raining for 13.7 days, with typically 48mm (1.89") of accumulated precipitation. In Estrela Dalva, during the entire year, the rain falls for 213 days and collects up to 1085mm (42.72") of precipitation.Daylight
In September, the average length of the day is 11h and 59min.On the first day of September, sunrise is at 05:58 and sunset at 17:40. On the last day of the month, sunrise is at 05:30 and sunset at 17:48 -03.
Sunshine
The months with the most sunshine are February, June, July and September, with an average of 7.9h of sunshine.UV index
March through 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 exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Estrela Dalva in September?
What is the least humid month?
What is the average humidity in September?
How many days does it rain in September?
What is the average length of the day in September?
When is the sunrise / sunset in September?
What is the month with the most sunshine?
How long on average sun shines in September?
When is the lowest UV index?
How high is the UV index in September?
Average temperature in September
Estrela Dalva, Brazil
- Average high temperature in September: 25.5°C
The warmest month (with the highest average high temperature) is February (27.2°C).
The month with the lowest average high temperature is June (22.1°C).
- Average low temperature in September: 15.1°C
The month with the highest average low temperature is January (18.7°C).
The coldest month (with the lowest average low temperature) is July (13°C).
Average pressure in September
Estrela Dalva, Brazil
- Average pressure in September: 1018.1mbar
The month with the highest atmospheric pressure is July (1020.8mbar).
The month with the lowest atmospheric pressure is December (1012.3mbar).
Average wind speed in September
Estrela Dalva, Brazil
- Average wind speed in September: 6.5km/h
The windiest months (with the highest average wind speed) are September and October (6.5km/h).
The calmest month (with the lowest average wind speed) is April (5km/h).
Average humidity in September
Estrela Dalva, Brazil
- Average humidity in September: 79%
The months with the highest relative humidity are March and April (90%).
The month with the lowest relative humidity is September (79%).
Average rainfall in September
Estrela Dalva, Brazil
- Average rainfall in September: 48mm
The wettest month (with the highest rainfall) is December (195mm).
The driest month (with the least rainfall) is June (19mm).
Average rainfall days in September
Estrela Dalva, Brazil
- Average rainfall days in September: 13.7 days
The month with the highest number of rainy days is December (23.9 days).
The month with the least rainy days is July (11.2 days).
Average daylight in September /
Average sunshine in September
Estrela Dalva, 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: 7h and 5min
The months with the most sunshine are February, June, July and September (Average sunshine: 7h and 54min).
The month with the least sunshine is November (Average sunshine: 6h and 36min).
Average sunshine days in September
Estrela Dalva, Brazil
- Average sunshine days in September: 12.9 days
The month with the most sunshine days is August (15.8 days).
The month with the least sunshine days is December (4.8 days).
Average UV index in September
Estrela Dalva, Brazil
- Average UV index in September: 5
The months with the highest UV index are January and February (UV index 6).
The months with the lowest UV index are March, April, May, June, July, August, September, October, November and December (UV index 5).
Average cloud cover in September
Estrela Dalva, Brazil
- Average cloud cover in September: 43
The month with the most cloud cover is November (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 41).
Average visibility in September
Estrela Dalva, Brazil
- Average visibility in September: 8km
The month with the highest visibility is September (8km).
The month with the lowest visibility is April (5km).
