September weather forecastLibros, Spain

September

Weather in September

September, the first month of the autumn in Libros, is still a pleasant month, with temperature in the range of an average high of 22.1°C (71.8°F) and an average low of 11.4°C (52.5°F).

Temperature

September comes with a drop in the average high-temperature, falling from August's moderately hot 27.7°C (81.9°F) to a pleasant 22.1°C (71.8°F). Throughout September, Libros encounters an average temperature drop to a cool 11.4°C (52.5°F).

Humidity

In September, the average relative humidity is 60%.

Rainfall

In Libros, in September, during 10.6 rainfall days, 23mm (0.91") of precipitation is typically accumulated. In Libros, during the entire year, the rain falls for 114.8 days and collects up to 293mm (11.54") of precipitation.

Snowfall

In Libros, snow does not fall in May through October.

Daylight

The average length of the day in September in Libros, Spain, is 12h and 27min.
On the first day of the month, sunrise is at 07:33 and sunset at 20:36. On the last day of September, sunrise is at 08:00 and sunset at 19:48 CEST.

Sunshine

In September, the average sunshine in Libros is 9.5h.

UV index

The average daily maximum UV index in September in Libros is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, an average UV index of 4 transforms into the following instructions:
Take precautions - Protection against sun damage is advised. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.

Frequently asked questions

In September, in Libros, the average high-temperature is 22.1°C (71.8°F), and the average low-temperature is 11.4°C (52.5°F). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is calculated to be 28°C (82.4°F).

In Libros, Spain, the average relative humidity in September is 60%.

In Libros, in September, during 10.6 rainfall days, 23mm (0.91") of precipitation is typically accumulated.

May through October are months without snowfall.

In Libros, the average day length in September is 12h and 27min.

On the first day of September in Libros, sunrise is at 07:33 and sunset at 20:36. On the last day of the month, sunrise is at 08:00 and sunset at 19:48 CEST.

In Libros, Spain, the average sunshine duration in September is 9.5h.

In Libros, Spain, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Libros, Spain

  • Average high temperature in September: 22.1°C

The warmest month (with the highest average high temperature) is July (27.9°C).
The month with the lowest average high temperature is January (6.8°C).

  • Average low temperature in September: 11.4°C

The month with the highest average low temperature is August (15.4°C).
The coldest month (with the lowest average low temperature) is January (-1.2°C).

Average pressure in September
Libros, Spain

  • Average pressure in September: 1017.4mbar

The month with the highest atmospheric pressure is December (1022.3mbar).
The month with the lowest atmospheric pressure is April (1014.8mbar).

Average wind speed in September
Libros, Spain

  • Average wind speed in September: 8.9km/h

The windiest month (with the highest average wind speed) is February (16.3km/h).
The calmest month (with the lowest average wind speed) is September (8.9km/h).

Average humidity in September
Libros, Spain

  • Average humidity in September: 60%

The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is July (49%).

Average rainfall in September
Libros, Spain

  • Average rainfall in September: 23mm

The wettest month (with the highest rainfall) is April (39mm).
The driest month (with the least rainfall) is February (14mm).

Average rainfall days in September
Libros, Spain

  • Average rainfall days in September: 10.6 days

The month with the highest number of rainy days is April (14.3 days).
The month with the least rainy days is July (6.5 days).

Average snowfall in September
Libros, Spain

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (53mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in September
Libros, Spain

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (4.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

  • Average daylight in September: 12h and 30min

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 30min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The months with the least sunshine are November and December (Average sunshine: 6h and 48min).

Average sunshine days in September
Libros, Spain

  • Average sunshine days in September: 17.1 days

The month with the most sunshine days is July (21.1 days).
The month with the least sunshine days is April (14.1 days).

Average UV index in September
Libros, Spain

  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Libros, Spain

  • Average cloud cover in September: 20

The month with the most cloud cover is January (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 11).

Average visibility in September
Libros, Spain

  • Average visibility in September: 10km

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