September weather forecast and climate
Alcobendas, Spain

September, the first month of the autumn, in Alcobendas, is also a moderately hot month, with average temperature varying between 15.2°C (59.4°F) and 26.7°C (80.1°F).

Temperature

In September, the average high-temperature drops, from a hot 32°C (89.6°F) in August, to a moderately hot 26.7°C (80.1°F). In September, in Alcobendas, the average low-temperature is 15.2°C (59.4°F).

Humidity

In Alcobendas, the average relative humidity in September is 44%.

Rainfall

In Alcobendas, during 4.4 rainfall days, 12mm (0.47") of precipitation is typically accumulated. In Alcobendas, during the entire year, the rain falls for 95.7 days and collects up to 244mm (9.61") of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Alcobendas, the average length of the day is 12.5h.

Sunshine

In September, the average sunshine in Alcobendas is 9.6h.

UV index

In Alcobendas, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to the UV radiation for the average person.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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.

What is the temperature in September in Alcobendas?

In Alcobendas, in September, the average high-temperature is 26.7°C (80.1°F), and the average low-temperature is 15.2°C (59.4°F).

What is the average humidity in September in Alcobendas?

In September, the average relative humidity is 44%.

How many days does it rain in September in Alcobendas?

In Alcobendas, Spain, in September, during 4.4 rainfall days, 12mm (0.47") of precipitation is typically accumulated.

When it does not snow in Alcobendas?

April through October are months without snowfall.

How many hours of daylight does Alcobendas have in September?

The average length of the day in September in Alcobendas is 12.5h.

How many hours of sunshine does Alcobendas have in September?

In September, the average sunshine is 9.6h.

What is the UV index intensity in September in Alcobendas?

In September, the average daily maximum UV index in Alcobendas, Spain, is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe exposure to the Sun's UV rays.
Average temperature in September - Alcobendas, Spain
  • Average high temperature in September: 26.7°C

The warmest month (with the highest average high temperature) is July (32.2°C).
The month with the lowest average high temperature is January (9.7°C).

  • Average low temperature in September: 15.2°C

The month with the highest average low temperature is July (19.8°C).
The coldest month (with the lowest average low temperature) is January (2°C).

Average pressure in September - Alcobendas, Spain
  • Average pressure in September: 1017.4mbar

The month with the highest atmospheric pressure is December (1023.6mbar).
The month with the lowest atmospheric pressure is April (1015mbar).

Average wind speed in September - Alcobendas, Spain
  • Average wind speed in September: 9.2km/h

The windiest month (with the highest average wind speed) is February (12.1km/h).
The calmest months (with the lowest average wind speed) are October and December (9.1km/h).

Average humidity in September - Alcobendas, Spain
  • Average humidity in September: 44%

The month with the highest relative humidity is January (74%).
Months with the lowest relative humidity are July and August (34%).

Average rainfall in September - Alcobendas, Spain
  • Average rainfall in September: 12mm

The wettest month (with the highest rainfall) is April (39mm).
The driest month (with the least rainfall) is July (6mm).

Average rainfall days in September - Alcobendas, Spain
  • Average rainfall days in September: 4.4 days

The month with the highest number of rainy days is April (13 days).
The month with the least rainy days is August (2.5 days).

Average snowfall in September - Alcobendas, Spain
  • Average snowfall in September: 0mm

Months with the highest snowfall are February and March (13mm).
Months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September - Alcobendas, Spain
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (1.3 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in September / Average sunshine in September - Alcobendas, Spain
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in September: 9.6h

The month with the most sunshine is June (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 6.3h).

Average sunshine days in September - Alcobendas, Spain
  • Average sunshine days in September: 23.2 days

The month with the most sunshine days is July (26.3 days).
The month with the least sunshine days is April (14.8 days).

Average UV index in September - Alcobendas, Spain
  • Average UV index in September: 5

Months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in September - Alcobendas, Spain
  • Average cloud cover in September: 15

The month with the most cloud cover is January (Cloud cover 35).
Months with the least cloud cover are July and August (Cloud cover 8).

Average visibility in September - Alcobendas, Spain
  • Average visibility in September: 10km

Months with the highest visibility are February, March, May, June, July, August, September, October and December (10km).
Months with the lowest visibility are January, April and November (9km).