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 snowfall in September
- Average snowfall days 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
September
Weather in September
Temperature
September's commencement is accompanied by an average high-temperature of a still warm 23°C (73.4°F), diverging marginally from August's 24.5°C (76.1°F). Silleda's nights in September cool down to an average low-temperature of 12°C (53.6°F).Humidity
In September, the average relative humidity is 79%.Rainfall
In Silleda, in September, it is raining for 9.9 days, with typically 23mm (0.91") of accumulated precipitation. Throughout the year, there are 176.6 rainfall days, and 790mm (31.1") of precipitation is accumulated.Snowfall
March through October are months without snowfall in Silleda.Daylight
The average length of the day in September in Silleda is 12h and 29min.On the first day of September, sunrise is at 07:58 and sunset at 21:07. On the last day of the month, sunrise is at 08:29 and sunset at 20:15 CEST.
Sunshine
The average sunshine in September is 8h.UV index
The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: A daily high UV index of 4 in September leads to these guidelines:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Silleda?
What is the average humidity in September in Silleda?
How much does it rain in Silleda in September?
When it does not snow in Silleda?
How many hours of daylight does Silleda have in September?
What time are sunrise and sunset in September in Silleda?
How long on average sun shines in September in Silleda?
How high is the UV index in September in Silleda?
Average temperature in September
Silleda, Spain
- Average high temperature in September: 23°C
The warmest month (with the highest average high temperature) is August (24.5°C).
The month with the lowest average high temperature is January (10.6°C).
- Average low temperature in September: 12°C
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is February (3.8°C).
Average pressure in September
Silleda, Spain
- Average pressure in September: 1018.1mbar
The month with the highest atmospheric pressure is December (1021.7mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).
Average wind speed in September
Silleda, Spain
- Average wind speed in September: 8.2km/h
The windiest month (with the highest average wind speed) is February (11.2km/h).
The calmest month (with the lowest average wind speed) is September (8.2km/h).
Average humidity in September
Silleda, Spain
- Average humidity in September: 79%
The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are July and August (78%).
Average rainfall in September
Silleda, Spain
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is November (126mm).
The driest month (with the least rainfall) is July (21mm).
Average rainfall days in September
Silleda, Spain
- Average rainfall days in September: 9.9 days
The month with the highest number of rainy days is November (19.2 days).
The month with the least rainy days is August (9.8 days).
Average snowfall in September
Silleda, Spain
- Average snowfall in September: 0mm
The months with the highest snowfall are January and December (3mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Silleda, Spain
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.5 days).
The 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
Silleda, Spain
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is June (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Silleda, Spain
- Average sunshine days in September: 16.3 days
The month with the most sunshine days is August (17.1 days).
The month with the least sunshine days is November (8.3 days).
Average UV index in September
Silleda, Spain
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in September
Silleda, Spain
- Average cloud cover in September: 45
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is September (Cloud cover 45).
Average visibility in September
Silleda, Spain
- Average visibility in September: 7km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (7km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (7km).
