September weather forecastAviles, Spain

September

Weather in September

The first month of the autumn, September, is still a pleasant month in Aviles, Spain, with an average temperature varying between 21.4°C (70.5°F) and 13.9°C (57°F).

Temperature

September's onset sees an average high-temperature of a still agreeable 21.4°C (70.5°F), exhibiting a slight fluctuation from the previous month. During September, Aviles experiences an average low-temperature of 13.9°C (57°F) at night.

Humidity

In Aviles, the average relative humidity in September is 78%.

Rainfall

In September, the rain falls for 10.5 days. Throughout September, 22mm (0.87") of precipitation is accumulated. In Aviles, during the entire year, the rain falls for 175.2 days and collects up to 632mm (24.88") of precipitation.

Snowfall

In Aviles, snow does not fall in March through December.

Daylight

In September, the average length of the day in Aviles is 12h and 30min.
On the first day of the month, sunrise is at 07:48 and sunset at 20:58. On the last day of September, sunrise is at 08:20 and sunset at 20:06 CEST.

Sunshine

The average sunshine in September in Aviles is 8.3h.

UV index

May through September, with an average maximum UV index of 5, are months with the highest UV index in Aviles. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 5 during September leads to these instructions:
Undertake protective steps - Recommendations to avoid sunburn are issued. Minimize direct exposure to the Sun during midday when its radiation is at its peak. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.

Frequently asked questions

In September, in Aviles, the average high-temperature is 21.4°C (70.5°F), and the average low-temperature is 13.9°C (57°F).

In September, the average relative humidity is 78%.

In Aviles, Spain, in September, during 10.5 rainfall days, 22mm (0.87") of precipitation is typically accumulated.

March through December are months without snowfall in Aviles.

In Aviles, Spain, the average day length in September is 12h and 30min.

On the first day of September in Aviles, Spain, sunrise is at 07:48 and sunset at 20:58. On the last day of the month, sunrise is at 08:20 and sunset at 20:06 CEST.

The average sunshine duration in September in Aviles, Spain, is 8.3h.

May through September, with an average maximum UV index of 5, are months with the highest UV index in Aviles, Spain.

The average daily maximum UV index in September in Aviles, Spain, is 5. A UV Index reading of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Aviles, Spain

  • Average high temperature in September: 21.4°C

The warmest month (with the highest average high temperature) is August (22.3°C).
The month with the lowest average high temperature is January (11.8°C).

  • Average low temperature in September: 13.9°C

The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is February (6.1°C).

Average pressure in September
Aviles, Spain

  • Average pressure in September: 1018.5mbar

The month with the highest atmospheric pressure is December (1021.4mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).

Average wind speed in September
Aviles, Spain

  • Average wind speed in September: 10km/h

The windiest month (with the highest average wind speed) is February (14.1km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).

Average humidity in September
Aviles, Spain

  • Average humidity in September: 78%

The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is October (75%).

Average rainfall in September
Aviles, Spain

  • Average rainfall in September: 22mm

The wettest month (with the highest rainfall) is November (99mm).
The driest month (with the least rainfall) is July (15mm).

Average rainfall days in September
Aviles, Spain

  • Average rainfall days in September: 10.5 days

The month with the highest number of rainy days is January (17.9 days).
The month with the least rainy days is July (10.1 days).

Average snowfall in September
Aviles, Spain

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (7mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in September
Aviles, Spain

  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average daylight in September /
Average sunshine in September
Aviles, Spain

  • Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in September: 8h and 18min

The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

Average sunshine days in September
Aviles, Spain

  • Average sunshine days in September: 16.5 days

The month with the most sunshine days is July (18.1 days).
The month with the least sunshine days is November (7.9 days).

Average UV index in September
Aviles, Spain

  • Average UV index in September: 5

The months with the highest UV index are May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, April and November (UV index 3).

Average cloud cover in September
Aviles, Spain

  • Average cloud cover in September: 33

The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is September (Cloud cover 33).

Average visibility in September
Aviles, Spain

  • Average visibility in September: 9km

The months with the highest visibility are February, March and December (10km).
The month with the lowest visibility is July (8km).