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
Weather in September
Temperature
With the onset of September, Terrassa's climate undergoes a slight change as the average high-temperature moves from a warm 28.2°C (82.8°F) in August to a still moderately hot 24.6°C (76.3°F). In Terrassa, September nights cool down to an average of 17.7°C (63.9°F).Humidity
The average relative humidity in September is 71%.Rainfall
In Terrassa, Spain, during September, the rain falls for 12.8 days and regularly aggregates up to 46mm (1.81") of precipitation. Throughout the year, in Terrassa, there are 120.3 rainfall days, and 439mm (17.28") of precipitation is accumulated.Snowfall
January through March and September are months with snowfall in Terrassa. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 1mm (0.04") of snow. Throughout the year, in Terrassa, there are 1.3 snowfall days, and 22mm (0.87") of snow is accumulated.Daylight
In Terrassa, Spain, the average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 07:18 and sunset at 20:25. On the last day of September, sunrise is at 07:48 and sunset at 19:35 CEST.
Sunshine
In Terrassa, Spain, the average sunshine in September is 8.9h.UV index
In Terrassa, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, a daily UV index of 5 turns into the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Frequently asked questions
What is the temperature in September in Terrassa?
What is the average humidity in September in Terrassa?
How many days does it rain in September in Terrassa?
When does it start to snow in Terrassa?
How many hours of daylight does Terrassa have in September?
When are sunrise and sunset in September in Terrassa?
How many hours of sunshine does Terrassa have in September?
What is the UV index intensity in September in Terrassa?
Average temperature in September
Terrassa, Spain
- Average high temperature in September: 24.6°C
The warmest month (with the highest average high temperature) is August (28.2°C).
The month with the lowest average high temperature is January (12°C).
- Average low temperature in September: 17.7°C
The month with the highest average low temperature is August (20.9°C).
The coldest month (with the lowest average low temperature) is January (5.1°C).
Average pressure in September
Terrassa, Spain
- Average pressure in September: 1017.1mbar
The month with the highest atmospheric pressure is December (1020.7mbar).
The month with the lowest atmospheric pressure is April (1014.7mbar).
Average wind speed in September
Terrassa, Spain
- Average wind speed in September: 8km/h
The windiest month (with the highest average wind speed) is March (9.9km/h).
The calmest month (with the lowest average wind speed) is October (7.8km/h).
Average humidity in September
Terrassa, Spain
- Average humidity in September: 71%
The month with the highest relative humidity is October (72%).
The months with the lowest relative humidity are June and July (65%).
Average rainfall in September
Terrassa, Spain
- Average rainfall in September: 46mm
The wettest month (with the highest rainfall) is October (70mm).
The driest month (with the least rainfall) is February (15mm).
Average rainfall days in September
Terrassa, Spain
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is April (13.3 days).
The month with the least rainy days is December (6.3 days).
Average snowfall in September
Terrassa, Spain
- Average snowfall in September: 1mm
The month with the highest snowfall is March (9mm).
The months with the least snowfall are April, May, June, July, August, October, November and December (0mm).
Average snowfall days in September
Terrassa, Spain
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Terrassa, Spain
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 5min
The months with the most sunshine are June and July (Average sunshine: 11h and 36min).
The month with the least sunshine is November (Average sunshine: 6h and 42min).
Average sunshine days in September
Terrassa, Spain
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is December (23.3 days).
The month with the least sunshine days is September (13.5 days).
Average UV index in September
Terrassa, Spain
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Terrassa, Spain
- Average cloud cover in September: 25
The month with the most cloud cover is April (Cloud cover 32).
The month with the least cloud cover is July (Cloud cover 17).
Average visibility in September
Terrassa, 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).
Terrassa, Spain
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