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, the average high-temperature registers at a still warm 25.5°C (77.9°F), subtly different from August's 27.1°C (80.8°F). The average temperature drops to a moderate 14.1°C (57.4°F) during the night in the month of September.Humidity
August and September, with an average relative humidity of 66%, are the least humid months.Rainfall
In September, the rain falls for 6.4 days. Throughout September, 27mm (1.06") of precipitation is accumulated. In Fajões, during the entire year, the rain falls for 135.4 days and collects up to 778mm (30.63") of precipitation.Daylight
In September, the average length of the day is 12h and 28min.On the first day of the month, sunrise is at 07:01 and sunset at 20:06. On the last day of September, sunrise is at 07:29 and sunset at 19:17 WEST.
Sunshine
In September, the average sunshine is 9.2h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: An average UV index of 5 in September transforms into this advice:
Ensure safety - Sun damage prevention is strongly urged. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Fajões in September?
What are the least humid months?
What is the average humidity in September?
How many days does it rain in September?
How many hours of daylight does Fajões have in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index intensity in September?
Average temperature in September
Fajões, Portugal
- Average high temperature in September: 25.5°C
The warmest month (with the highest average high temperature) is August (27.1°C).
The month with the lowest average high temperature is January (12.6°C).
- Average low temperature in September: 14.1°C
The months with the highest average low temperature are July and August (14.8°C).
The coldest month (with the lowest average low temperature) is January (6°C).
Average pressure in September
Fajões, Portugal
- Average pressure in September: 1017.1mbar
The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in September
Fajões, Portugal
- Average wind speed in September: 7.3km/h
The windiest month (with the highest average wind speed) is February (9.7km/h).
The calmest month (with the lowest average wind speed) is September (7.3km/h).
Average humidity in September
Fajões, Portugal
- Average humidity in September: 66%
The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are August and September (66%).
Average rainfall in September
Fajões, Portugal
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is November (119mm).
The driest month (with the least rainfall) is July (8mm).
Average rainfall days in September
Fajões, Portugal
- Average rainfall days in September: 6.4 days
The month with the highest number of rainy days is November (15.7 days).
The month with the least rainy days is August (4.3 days).
Average daylight in September /
Average sunshine in September
Fajões, Portugal
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days in September
Fajões, Portugal
- Average sunshine days in September: 22.1 days
The month with the most sunshine days is August (25.3 days).
The month with the least sunshine days is November (11.6 days).
Average UV index in September
Fajões, Portugal
- Average UV index in September: 5
The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 3).
Average cloud cover in September
Fajões, Portugal
- Average cloud cover in September: 24
The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in September
Fajões, Portugal
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is January (8km).
