September weather forecast
Gijón, Spain

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The beautiful panorama of the Universidad Laboral in Gijón, Spain
The beautiful panorama of the Universidad Laboral in Gijón, Spain

Weather in September

September sees a slight decline in temperature highs, with values falling back to 21.7°C (71.1°F). A further deceleration in daylight hours signifies the oncoming fall. However, rainfall shows a downward trend, bottoming out at 24mm (0.94"). The sea remains pleasantly warm, although it begins to lose its summer heat. Despite being the start of fall, the UV Index remains at 5, offering sufficient sunlight for those seeking to bask in the outdoors.

Temperature

The commencement of September in Gijón, Spain, records an average high-temperature of a still pleasant 21.7°C (71.1°F), barely varying from August's 22.6°C (72.7°F). An average low-temperature of 14.4°C (57.9°F) is noted in Gijón during the month of September.

Humidity

The average relative humidity in September is 78%.

Rainfall

In Gijón, in September, during 9.9 rainfall days, 24mm (0.94") of precipitation is typically accumulated. In Gijón, during the entire year, the rain falls for 171.1 days and collects up to 653mm (25.71") of precipitation.

Snowfall

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

Sea temperature

In Gijón, the average seawater temperature in September is 19.8°C (67.6°F).
Note: Most people find it challenging to enjoy swimming in water that is 19.8°C (67.6°F). As water temperature falls below 21°C (69.8°F), controlling breathing grows increasingly difficult.

Daylight

In September, the average length of the day in Gijón is 12h and 30min.
On the first day of September in Gijón, sunrise is at 07:47 and sunset at 20:57. On the last day of the month, sunrise is at 08:19 and sunset at 20:05 CEST.

Sunshine

In September, the average sunshine in Gijón is 8.3h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 5 during September leads to these advisories:
Put precautions into practice - Protective measures against sun-induced damage are advised. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.

Frequently asked questions

What are September temperatures in Gijón?

In Gijón, in September, the average high-temperature is 21.7°C (71.1°F), and the average low-temperature is 14.4°C (57.9°F).

What is the average humidity in September in Gijón?

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

How many days does it rain in September in Gijón?

In September, in Gijón, Spain, the rain falls for 9.9 days. Throughout September, 24mm (0.94") of precipitation is accumulated.

When it does not snow in Gijón?

In Gijón, Spain, snow does not fall in March through December.

How cold is the water in September in Gijón?

In September, the average sea temperature is 19.8°C (67.6°F). For most, swimming in 19.8°C (67.6°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

What is the average length of the day in September in Gijón?

The average day length in September in Gijón, Spain, is 12h and 30min.

When is the sunrise / sunset in September in Gijón?

On the first day of September in Gijón, Spain, sunrise is at 07:47 and sunset at 20:57. On the last day of the month, sunrise is at 08:19 and sunset at 20:05 CEST.

How long on average sun shines in September in Gijón?

In Gijón, Spain, the average sunshine duration in September is 8.3h.

What is the month with the highest UV index in Gijón?

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

How high is the UV index in September in Gijón?

In September, the average daily maximum UV index in Gijón is 5. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in September
Gijón, Spain

Average temperature in September - Gijón, Spain
  • Average high temperature in September: 21.7°C

The warmest month (with the highest average high temperature) is August (22.6°C).
The month with the lowest average high temperature is January (11.8°C).

  • Average low temperature in September: 14.4°C

The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is February (6.5°C).

Average pressure in September
Gijón, Spain

Average pressure in September - Gijón, Spain
  • Average pressure in September: 1018.5mbar

The month with the highest atmospheric pressure is December (1021.5mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).

Average wind speed in September
Gijón, Spain

Average wind speed in September - Gijón, Spain
  • Average wind speed in September: 10.3km/h

The windiest month (with the highest average wind speed) is February (14.7km/h).
The calmest month (with the lowest average wind speed) is August (9.4km/h).

Average humidity in September
Gijón, Spain

Average humidity in September - Gijón, 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 (74%).

Average rainfall in September
Gijón, Spain

Average rainfall in September - Gijón, Spain
  • Average rainfall in September: 24mm

The wettest month (with the highest rainfall) is November (99mm).
The driest month (with the least rainfall) is July (19mm).

Average rainfall days in September
Gijón, Spain

Average rainfall days in September - Gijón, Spain
  • Average rainfall days in September: 9.9 days

The month with the highest number of rainy days is November (18.1 days).
The month with the least rainy days is September (9.9 days).

Average snowfall in September
Gijón, Spain

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

The month with the highest snowfall is January (3mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in September
Gijón, Spain

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

The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

Average sea temperature in September
Gijón, Spain

Average sea temperature in September - Gijón, Spain
  • Average sea temperature in September: 19.8°C

The best month for swimming (with the highest average sea temperature) is August (20.6°C).
The coldest months (with the lowest average sea temperature) are February and March (12.8°C).

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

Average daylight in September / Average sunshine in September - Gijón, Spain
  • Average daylight in September: 12h and 3min

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 2min

The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

Average sunshine days in September
Gijón, Spain

Average sunshine days in September - Gijón, Spain
  • Average sunshine days in September: 16.9 days

The month with the most sunshine days is September (16.9 days).
The month with the least sunshine days is November (10.1 days).

Average UV index in September
Gijón, Spain

Average UV index in September - Gijón, 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
Gijón, Spain

Average cloud cover in September - Gijón, Spain
  • Average cloud cover in September: 32

The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is September (Cloud cover 32).

Average visibility in September
Gijón, Spain

Average visibility in September - Gijón, Spain
  • Average visibility in September: 9km

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

Gijón, Spain

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