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
September's arrival brings an average high-temperature of a still pleasant 20.4°C (68.7°F), demonstrating subtle variation from the preceding month. Caleao experiences an average temperature drop to a fresh 11°C (51.8°F) during September nights.Humidity
In Caleao, the average relative humidity in September is 77%.Rainfall
September is the month with the least rainfall. Rain falls for 12.8 days and accumulates 27mm (1.06") of precipitation.Snowfall
In Caleao, Spain, snow does not fall in April through November.Daylight
In September, the average length of the day in Caleao is 12h and 29min.On the first day of September, sunrise is at 07:46 and sunset at 20:56. On the last day of the month, sunrise is at 08:18 and sunset at 20:04 CEST.
Sunshine
The average sunshine in September in Caleao is 8.8h.UV index
In September, the average daily maximum UV index in Caleao is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: The average daily UV index of 4 in September transforms into the following instructions:
Exercise caution. Those with pale skin may experience burns in less than half an hour. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Frequently asked questions
What is the average September temperature in Caleao?
What is the average humidity in September in Caleao?
What is the driest month in Caleao?
How much does it rain in Caleao in September?
When it does not snow in Caleao?
How many hours of daylight does Caleao have in September?
When is the sunrise / sunset in September in Caleao?
How long on average sun shines in September in Caleao?
What is the UV index intensity in September in Caleao?
Average temperature in September
Caleao, Spain
- Average high temperature in September: 20.4°C
The warmest month (with the highest average high temperature) is August (22.1°C).
The months with the lowest average high temperature are January and February (9°C).
- Average low temperature in September: 11°C
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is February (2.8°C).
Average pressure in September
Caleao, Spain
- Average pressure in September: 1018.5mbar
The month with the highest atmospheric pressure is December (1021.7mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in September
Caleao, Spain
- Average wind speed in September: 7.5km/h
The windiest month (with the highest average wind speed) is February (11.9km/h).
The calmest month (with the lowest average wind speed) is August (6.8km/h).
Average humidity in September
Caleao, Spain
- Average humidity in September: 77%
The month with the highest relative humidity is June (84%).
The month with the lowest relative humidity is October (76%).
Average rainfall in September
Caleao, Spain
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is January (91mm).
The driest month (with the least rainfall) is September (27mm).
Average rainfall days in September
Caleao, Spain
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is April (19.3 days).
The month with the least rainy days is August (11.8 days).
Average snowfall in September
Caleao, Spain
- Average snowfall in September: 0mm
The month with the highest snowfall is February (21mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Caleao, Spain
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.7 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Caleao, 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 5min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are November and December (Average sunshine: 5h and 54min).
Average sunshine days in September
Caleao, Spain
- Average sunshine days in September: 13.6 days
The month with the most sunshine days is December (15.5 days).
The month with the least sunshine days is June (8.4 days).
Average UV index in September
Caleao, Spain
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January, February and November (UV index 2).
Average cloud cover in September
Caleao, Spain
- Average cloud cover in September: 30
The months with the most cloud cover are January and February (Cloud cover 48).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility in September
Caleao, Spain
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, September, October, November and December (9km).
The months with the lowest visibility are June, July and August (8km).
Caleao, Spain
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