September weather forecast
Castellserà, Spain

September

Weather in September

September, the first month of the autumn in Castellserà, is also a moderately hot month, with an average temperature varying between 26.9°C (80.4°F) and 15.9°C (60.6°F).

Temperature

The arrival of September indicates a decrease in the average high-temperature, moving from a hot 32.1°C (89.8°F) in August to a warm 26.9°C (80.4°F). Throughout September, Castellserà anticipates an average low-temperature of 15.9°C (60.6°F).

Humidity

The average relative humidity in September in Castellserà is 60%.

Rainfall

In Castellserà, in September, during 9.7 rainfall days, 27mm (1.06") of precipitation is typically accumulated. In Castellserà, during the entire year, the rain falls for 102.8 days and collects up to 337mm (13.27") of precipitation.

Snowfall

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

Daylight

The average length of the day in September in Castellserà is 12h and 29min.
On the first day of September in Castellserà, sunrise is at 07:22 and sunset at 20:29. On the last day of the month, sunrise is at 07:52 and sunset at 19:39 CEST.

Sunshine

The average sunshine in September is 9.5h.

UV index

In Castellserà, Spain, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: A daily maximum UV index of 5 in September translates into the following instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

Frequently asked questions

What is the temperature in September in Castellserà?
Castellserà in September has an average high-temperature of 26.9°C (80.4°F) and an average low-temperature of 15.9°C (60.6°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in August is estimated at 36°C (96.8°F).
What is the average humidity in September in Castellserà?
In Castellserà, Spain, the average relative humidity in September is 60%.
How many days does it rain in September in Castellserà?
In Castellserà, during September, the rain falls for 9.7 days and regularly aggregates up to 27mm (1.06") of precipitation.
When it does not snow in Castellserà?
March through December are months without snowfall in Castellserà, Spain.
What is the average length of the day in September in Castellserà?
In September, the average day length in Castellserà, Spain, is 12h and 29min.
When are sunrise and sunset in September in Castellserà?
In September, on the first day of the month, sunrise is at 07:22 and sunset at 20:29. On the last day of the month, sunrise is at 07:52 and sunset at 19:39 CEST.
How many hours of sunshine does Castellserà have in September?
The average sunshine duration in September in Castellserà, Spain, is 9.5h.
How high is the UV index in September in Castellserà?
The average daily maximum UV index in September in Castellserà is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Castellserà, Spain
Average temperature in September
Castellserà, Spain
  • Average high temperature in September: 26.9°C

The warmest month (with the highest average high temperature) is July (32.3°C).
The month with the lowest average high temperature is January (10.9°C).

  • Average low temperature in September: 15.9°C

The month with the highest average low temperature is August (19.8°C).
The coldest month (with the lowest average low temperature) is January (2.3°C).

Average pressure in September - Castellserà, Spain
Average pressure in September
Castellserà, Spain
  • Average pressure in September: 1017.6mbar

The month with the highest atmospheric pressure is December (1021.5mbar).
The month with the lowest atmospheric pressure is April (1014.9mbar).

Average wind speed in September - Castellserà, Spain
Average wind speed in September
Castellserà, Spain
  • Average wind speed in September: 8.6km/h

The windiest month (with the highest average wind speed) is March (11.1km/h).
The calmest months (with the lowest average wind speed) are October and December (8.2km/h).

Average humidity in September - Castellserà, Spain
Average humidity in September
Castellserà, Spain
  • Average humidity in September: 60%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (52%).

Average rainfall in September - Castellserà, Spain
Average rainfall in September
Castellserà, Spain
  • Average rainfall in September: 27mm

The wettest month (with the highest rainfall) is October (44mm).
The driest month (with the least rainfall) is February (13mm).

Average rainfall days in September - Castellserà, Spain
Average rainfall days in September
Castellserà, Spain
  • Average rainfall days in September: 9.7 days

The month with the highest number of rainy days is April (12.7 days).
The month with the least rainy days is December (4.5 days).

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

The month with the highest snowfall is February (6mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in September - Castellserà, Spain
Average snowfall days in September
Castellserà, 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 April, May, June, July, August, September, October, November and December (0 days).

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in September: 9h and 3min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is November (Average sunshine: 6h and 48min).

Average sunshine days in September - Castellserà, Spain
Average sunshine days in September
Castellserà, Spain
  • Average sunshine days in September: 16.8 days

The month with the most sunshine days is December (25.5 days).
The month with the least sunshine days is April (15.3 days).

Average UV index in September - Castellserà, Spain
Average UV index in September
Castellserà, Spain
  • Average UV index in September: 5

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in September - Castellserà, Spain
Average cloud cover in September
Castellserà, Spain
  • Average cloud cover in September: 18

The month with the most cloud cover is April (Cloud cover 30).
The month with the least cloud cover is July (Cloud cover 12).

Average visibility in September - Castellserà, Spain
Average visibility in September
Castellserà, Spain
  • Average visibility in September: 10km

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

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