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 shift into September uncovers an average high-temperature of a still agreeable 22.4°C (72.3°F), subtly different from the previous month. Throughout September, Matos Costa anticipates an average low-temperature of 10.9°C (51.6°F).Humidity
September is the least humid month, with an average relative humidity of 82%.Rainfall
In September, in Matos Costa, the rain falls for 14.9 days. Throughout September, 82mm (3.23") of precipitation is accumulated. In Matos Costa, during the entire year, the rain falls for 236.2 days and collects up to 1221mm (48.07") of precipitation.Daylight
In September, the average length of the day in Matos Costa is 11h and 57min.On the first day of the month, sunrise is at 06:36 and sunset at 18:12. On the last day of September, sunrise is at 06:04 and sunset at 18:24 -03.
Sunshine
In Matos Costa, the average sunshine in September is 7.9h.UV index
The months with the lowest UV index are April through September, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The daily high UV index of 4 during September translates into the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. It's recommended to limit sun exposure when its radiation is at its peak during midday. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the least humid month?
What is the average humidity in September?
How many days does it rain in September?
How many hours of daylight does Matos Costa have in September?
When are sunrise and sunset in September?
How many hours of sunshine does Matos Costa have in September?
What are the months with the lowest UV index?
What is the UV index reading in September?
Average temperature in September
Matos Costa, Brazil
- Average high temperature in September: 22.4°C
The warmest month (with the highest average high temperature) is January (26.2°C).
The months with the lowest average high temperature are June and July (18°C).
- Average low temperature in September: 10.9°C
The months with the highest average low temperature are January and February (15.8°C).
The coldest month (with the lowest average low temperature) is July (8°C).
Average pressure in September
Matos Costa, Brazil
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is July (1020.3mbar).
The month with the lowest atmospheric pressure is December (1012.2mbar).
Average wind speed in September
Matos Costa, Brazil
- Average wind speed in September: 8.2km/h
The windiest months (with the highest average wind speed) are October and November (8.3km/h).
The calmest month (with the lowest average wind speed) is April (7.1km/h).
Average humidity in September
Matos Costa, Brazil
- Average humidity in September: 82%
The months with the highest relative humidity are May and June (89%).
The month with the lowest relative humidity is September (82%).
Average rainfall in September
Matos Costa, Brazil
- Average rainfall in September: 82mm
The wettest month (with the highest rainfall) is January (144mm).
The driest month (with the least rainfall) is July (67mm).
Average rainfall days in September
Matos Costa, Brazil
- Average rainfall days in September: 14.9 days
The month with the highest number of rainy days is January (26.8 days).
The month with the least rainy days is August (12.5 days).
Average daylight in September /
Average sunshine in September
Matos Costa, Brazil
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 48min).
The month with the shortest days is June (Average daylight: 10h and 30min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is August (Average sunshine: 8h and 6min).
The month with the least sunshine is May (Average sunshine: 6h and 12min).
Average sunshine days in September
Matos Costa, Brazil
- Average sunshine days in September: 11 days
The month with the most sunshine days is August (15.6 days).
The month with the least sunshine days is February (1.7 days).
Average UV index in September
Matos Costa, Brazil
- Average UV index in September: 4
The months with the highest UV index are January, February, March, October, November and December (UV index 5).
The months with the lowest UV index are April, May, June, July, August and September (UV index 4).
Average cloud cover in September
Matos Costa, Brazil
- Average cloud cover in September: 49
The month with the most cloud cover is February (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 44).
Average visibility in September
Matos Costa, Brazil
- Average visibility in September: 7km
The months with the highest visibility are August, September, October, November and December (7km).
The months with the lowest visibility are January, February, March, April, May, June and July (6km).
