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 sea temperature 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
The average high-temperature is a still warm 25.1°C (77.2°F) in September, hardly different from the 27.6°C (81.7°F) recorded in August. During September nights, Branqueira records an average temperature of 19.2°C (66.6°F).Humidity
The average relative humidity in September in Branqueira is 68%.Rainfall
Months with rainfall are January through June, September through December. September is the first month it rains. Throughout September, in the average 2.8 rainfall days, it receives 3mm (0.12") of precipitation. In Branqueira, Portugal, during the entire year, the rain falls for 59.8 days and collects up to 73mm (2.87") of precipitation.Sea temperature
The months with the warmest seawater in Branqueira, Portugal, are August and September, with an average sea temperature of 21°C (69.8°F).Note: For most individuals, swimming in 21°C (69.8°F) is not a pleasant experience. The difficulty in managing breathing increases as the temperature decreases from 21°C (69.8°F) to 15°C (59°F).
Daylight
In Branqueira, the average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 07:04 and sunset at 20:01. On the last day of September, sunrise is at 07:27 and sunset at 19:17 WEST.
Sunshine
In September, the average sunshine is 9.6h.UV index
The months with the highest UV index in Branqueira are June through September, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, the maximum UV index of 6 suggests this advice:
Resist extreme sun exposure. Guarding against solar damage is essential. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Frequently asked questions
What is the temperature in September in Branqueira?
What is the average humidity in September in Branqueira?
When does it start to rain in Branqueira?
What months are the sea warmest in Branqueira?
How cold is the water in September in Branqueira?
What is the average length of the day in September in Branqueira?
What time are sunrise and sunset in September in Branqueira?
How many hours of sunshine does Branqueira have in September?
What are the months with the highest UV index in Branqueira?
What is the UV index reading in September in Branqueira?
Average temperature in September
Branqueira, Portugal
- Average high temperature in September: 25.1°C
The warmest month (with the highest average high temperature) is August (27.6°C).
The month with the lowest average high temperature is January (14.9°C).
- Average low temperature in September: 19.2°C
The month with the highest average low temperature is August (19.8°C).
The coldest month (with the lowest average low temperature) is February (10.4°C).
Average pressure in September
Branqueira, Portugal
- Average pressure in September: 1016.5mbar
The month with the highest atmospheric pressure is December (1022.5mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).
Average wind speed in September
Branqueira, Portugal
- Average wind speed in September: 12.5km/h
The windiest month (with the highest average wind speed) is February (18.1km/h).
The calmest month (with the lowest average wind speed) is September (12.5km/h).
Average humidity in September
Branqueira, Portugal
- Average humidity in September: 68%
The months with the highest relative humidity are January, March, April and December (75%).
The month with the lowest relative humidity is August (63%).
Average rainfall in September
Branqueira, Portugal
- Average rainfall in September: 3mm
The wettest month (with the highest rainfall) is November (14mm).
The driest months (with the least rainfall) are July and August (0mm).
Average rainfall days in September
Branqueira, Portugal
- Average rainfall days in September: 2.8 days
The month with the highest number of rainy days is November (9 days).
The month with the least rainy days is August (0.6 days).
Average sea temperature in September
Branqueira, Portugal
- Average sea temperature in September: 21°C
The best months for swimming (with the highest average sea temperature) are August and September (21°C).
The coldest month (with the lowest average sea temperature) is February (15°C).
Average daylight in September /
Average sunshine in September
Branqueira, Portugal
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 6h and 6min).
Average sunshine days in September
Branqueira, Portugal
- Average sunshine days in September: 26.6 days
The month with the most sunshine days is July (30.1 days).
The month with the least sunshine days is November (19.5 days).
Average UV index in September
Branqueira, Portugal
- Average UV index in September: 6
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).
Average cloud cover in September
Branqueira, Portugal
- Average cloud cover in September: 14
The month with the most cloud cover is January (Cloud cover 31).
The month with the least cloud cover is July (Cloud cover 5).
Average visibility in September
Branqueira, Portugal
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Branqueira, Portugal
Weather forecast for your location
2. Allow the app to use your location
