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 sea temperature 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
The advent of September signifies a minor shift to an average high-temperature of a still moderately hot 24.5°C, aligning closely with August. September nights in San Sebastián de La Gomera anticipate an average temperature of 23.1°C, a modest decline from the daytime.Humidity
In San Sebastián de La Gomera, the average relative humidity in September is 76%.Rainfall
In San Sebastián de La Gomera, during September, the rain falls for 2 days and regularly aggregates up to 3mm of precipitation. In San Sebastián de La Gomera, during the entire year, the rain falls for 33.5 days and collects up to 53mm of precipitation.Sea temperature
September is the month with the warmest seawater, with an average sea temperature of 24°C.Note: A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 24°C water. (FYI: The Olympic swimming competition requires a water temperature between 25°C and 28°C.)
Daylight
In San Sebastián de La Gomera, the average length of the day in September is 12h and 19min.On the first day of the month, sunrise is at 07:46 and sunset at 20:30. On the last day of September, in San Sebastián de La Gomera, sunrise is at 08:00 and sunset at 19:56 WEST.
Sunshine
The average sunshine in September is 9.8h.UV index
April through November, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the average person.Note: A maximum daily UV index of 6 during September morphs into the following directions:
Ward off overexposure. Defence against solar harm is crucial. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Notice! The Sun's UV exposure elevates with sand and water reflections.
FAQ
What are the temperatures in San Sebastián de La Gomera in September?
What is the average humidity in September in San Sebastián de La Gomera?
How much does it rain in San Sebastián de La Gomera in September?
When is the sea warmest in San Sebastián de La Gomera?
How warm is the water in September in San Sebastián de La Gomera?
How many hours of daylight does San Sebastián de La Gomera have in September?
When are sunrise and sunset in September in San Sebastián de La Gomera?
How many hours of sunshine does San Sebastián de La Gomera have in September?
When is the highest UV index in San Sebastián de La Gomera?
How high is the UV index in September in San Sebastián de La Gomera?
Average temperature in September
San Sebastián de La Gomera, Spain
- Average high temperature in September: 24.5°C
The warmest month (with the highest average high temperature) is August (24.9°C).
The month with the lowest average high temperature is February (19.3°C).
- Average low temperature in September: 23.1°C
The months with the highest average low temperature are August and September (23.1°C).
The coldest month (with the lowest average low temperature) is February (17.8°C).
Average pressure in September
San Sebastián de La Gomera, Spain
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is January (1022.4mbar).
The month with the lowest atmospheric pressure is August (1016.2mbar).
Average wind speed in September
San Sebastián de La Gomera, Spain
- Average wind speed in September: 14.5km/h
The windiest month (with the highest average wind speed) is July (22.1km/h).
The calmest month (with the lowest average wind speed) is October (13.8km/h).
Average humidity in September
San Sebastián de La Gomera, Spain
- Average humidity in September: 76%
The month with the highest relative humidity is July (77%).
The month with the lowest relative humidity is January (67%).
Average rainfall in September
San Sebastián de La Gomera, Spain
- Average rainfall in September: 3mm
The wettest months (with the highest rainfall) are October and November (10mm).
The driest months (with the least rainfall) are May and July (0mm).
Average rainfall days in September
San Sebastián de La Gomera, Spain
- Average rainfall days in September: 2 days
The month with the highest number of rainy days is March (5.4 days).
The months with the least rainy days are May and July (0.9 days).
Average sea temperature in September
San Sebastián de La Gomera, Spain
- Average sea temperature in September: 24°C
The best month for swimming (with the highest average sea temperature) is September (24°C).
The coldest months (with the lowest average sea temperature) are February, March and April (19°C).
Average daylight in September /
Average sunshine in September
San Sebastián de La Gomera, Spain
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).
- Average sunshine in September: 9h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The months with the least sunshine are March and December (Average sunshine: 9h and 24min).
Average sunshine days in September
San Sebastián de La Gomera, Spain
- Average sunshine days in September: 27 days
The month with the most sunshine days is July (30.2 days).
The month with the least sunshine days is November (23.6 days).
Average UV index in September
San Sebastián de La Gomera, Spain
- Average UV index in September: 6
The months with the highest UV index are April, May, June, July, August, September, October and November (UV index 6).
The months with the lowest UV index are January, February, March and December (UV index 5).
Average cloud cover in September
San Sebastián de La Gomera, Spain
- Average cloud cover in September: 9
The months with the most cloud cover are March, November and December (Cloud cover 15).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in September
San Sebastián de La Gomera, Spain
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
San Sebastián de La Gomera, Spain
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