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 observes an average high-temperature of a still pleasant 20.4°C (68.7°F), marking an insignificant difference from August's 22.1°C (71.8°F). Casielles observes an average low-temperature of 11°C (51.8°F) during September nights.Humidity
In September, the average relative humidity in Casielles, Spain, is 77%.Rainfall
September is the month with the least rainfall in Casielles. Rain falls for 12.8 days and accumulates 27mm (1.06") of precipitation.Snowfall
In Casielles, Spain, snow does not fall in April through November.Daylight
In September, the average length of the day in Casielles is 12h and 29min.On the first day of the month, sunrise is at 07:45 and sunset at 20:55. On the last day of September, sunrise is at 08:17 and sunset at 20:03 CEST.
Sunshine
In Casielles, Spain, the average sunshine in September is 8.8h.UV index
In Casielles, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Heed the precautions - It is counselled to guard against solar damage. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Casielles in September?
What is the average humidity in September in Casielles?
What is the driest month in Casielles?
How many days does it rain in September in Casielles?
When it does not snow in Casielles?
What is the average length of the day in September in Casielles?
When is the sunrise / sunset in September in Casielles?
How long on average sun shines in September in Casielles?
How high is the UV index in September in Casielles?
Average temperature in September
Casielles, 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
Casielles, 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
Casielles, 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
Casielles, 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
Casielles, 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
Casielles, 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
Casielles, 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
Casielles, 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
Casielles, 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
Casielles, 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
Casielles, 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
Casielles, 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
Casielles, 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).
