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
Weather in September
Temperature
Upon the beginning of September, Avelar's high-temperatures register at a still moderately hot 26.3°C (79.3°F), closely mirroring the preceding month. In September, Avelar records an average nighttime temperature of 14.6°C (58.3°F).Humidity
The months with the lowest humidity in Avelar are August and September, with an average relative humidity of 68%.Rainfall
In Avelar, in September, during 4.2 rainfall days, 8mm (0.31") of precipitation is typically accumulated. Throughout the year, there are 79 rainfall days, and 141mm (5.55") of precipitation is accumulated.Daylight
The average length of the day in September is 12h and 27min.On the first day of September, sunrise is at 07:01 and sunset at 20:04. On the last day of the month, sunrise is at 07:29 and sunset at 19:17 WEST.
Sunshine
In September, the average sunshine in Avelar 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 health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 5 during September translates into the following directions:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Frequently asked questions
What are the temperatures in Avelar in September?
What is the least humid month in Avelar?
What is the average humidity in September in Avelar?
How much does it rain in Avelar in September?
What is the average length of the day in September in Avelar?
What time are sunrise and sunset in September in Avelar?
How long on average sun shines in September in Avelar?
What is the UV index reading in September in Avelar?
Average temperature in September
Avelar, Portugal
- Average high temperature in September: 26.3°C
The warmest month (with the highest average high temperature) is August (27.7°C).
The month with the lowest average high temperature is January (13.4°C).
- Average low temperature in September: 14.6°C
The month with the highest average low temperature is July (15°C).
The coldest months (with the lowest average low temperature) are January and February (6.7°C).
Average pressure in September
Avelar, Portugal
- Average pressure in September: 1016.8mbar
The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in September
Avelar, Portugal
- Average wind speed in September: 9.2km/h
The windiest month (with the highest average wind speed) is February (11.9km/h).
The calmest month (with the lowest average wind speed) is September (9.2km/h).
Average humidity in September
Avelar, Portugal
- Average humidity in September: 68%
The month with the highest relative humidity is January (82%).
The months with the lowest relative humidity are August and September (68%).
Average rainfall in September
Avelar, Portugal
- Average rainfall in September: 8mm
The wettest month (with the highest rainfall) is November (27mm).
The driest month (with the least rainfall) is July (2mm).
Average rainfall days in September
Avelar, Portugal
- Average rainfall days in September: 4.2 days
The month with the highest number of rainy days is April (11.3 days).
The month with the least rainy days is August (1.9 days).
Average daylight in September /
Average sunshine in September
Avelar, Portugal
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- 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 6min).
Average sunshine days in September
Avelar, Portugal
- Average sunshine days in September: 24.3 days
The month with the most sunshine days is July (28.4 days).
The month with the least sunshine days is April (16.2 days).
Average UV index in September
Avelar, Portugal
- Average UV index in September: 5
The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Avelar, Portugal
- Average cloud cover in September: 23
The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in September
Avelar, Portugal
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (9km).
The months with the lowest visibility are July and August (8km).
Avelar, Portugal
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