September weather forecastUltramort, Spain
September
Weather in September
The first month of the autumn, September, is still a warm month in Ultramort, Spain, with an average temperature fluctuating between 19.4°C (66.9°F) and 23.7°C (74.7°F).Temperature
In the transition to September, Ultramort observes a minor drop in the average high-temperature, shifting from 26.7°C (80.1°F) in August to a still warm 23.7°C (74.7°F). September nights reflect a consistent temperature dip to a refreshing 19.4°C (66.9°F), a slight descent from daytime peaks.Humidity
The average relative humidity in September in Ultramort is 71%.Rainfall
In Ultramort, during September, the rain falls for 10.4 days and regularly aggregates up to 43mm (1.69") of precipitation. Throughout the year, there are 109.5 rainfall days, and 393mm (15.47") of precipitation is accumulated.Snowfall
January, March through December are months without snowfall in Ultramort.Daylight
In Ultramort, the average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 07:13 and sunset at 20:21. On the last day of September, sunrise is at 07:44 and sunset at 19:31 CEST.
Sunshine
The average sunshine in September is 9.1h.UV index
In Ultramort, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: An average UV index of 5 in September transforms into this advice:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Ultramort, Spain
- Average high temperature in September: 23.7°C
The warmest month (with the highest average high temperature) is August (26.7°C).
The month with the lowest average high temperature is January (12.3°C).
- Average low temperature in September: 19.4°C
The month with the highest average low temperature is August (21.7°C).
The coldest month (with the lowest average low temperature) is February (7.8°C).
Average pressure in September
Ultramort, Spain
- Average pressure in September: 1016.9mbar
The month with the highest atmospheric pressure is December (1020.3mbar).
The month with the lowest atmospheric pressure is November (1014.6mbar).
Average wind speed in September
Ultramort, Spain
- Average wind speed in September: 13.9km/h
The windiest month (with the highest average wind speed) is February (19.4km/h).
The calmest months (with the lowest average wind speed) are June and July (13km/h).
Average humidity in September
Ultramort, Spain
- Average humidity in September: 71%
The month with the highest relative humidity is April (74%).
The month with the lowest relative humidity is February (68%).
Average rainfall in September
Ultramort, Spain
- Average rainfall in September: 43mm
The wettest month (with the highest rainfall) is October (54mm).
The driest month (with the least rainfall) is August (13mm).
Average rainfall days in September
Ultramort, Spain
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is April (11.8 days).
The month with the least rainy days is December (6.3 days).
Average snowfall in September
Ultramort, Spain
- Average snowfall in September: 0mm
The month with the highest snowfall is February (1mm).
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Ultramort, Spain
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Ultramort, Spain
- Average daylight in September: 12h and 30min
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 6min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 6h and 30min).
Average sunshine days in September
Ultramort, Spain
- Average sunshine days in September: 16.9 days
The month with the most sunshine days is December (21.8 days).
The month with the least sunshine days is November (16.7 days).
Average UV index in September
Ultramort, 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 and November (UV index 3).
Average cloud cover in September
Ultramort, Spain
- Average cloud cover in September: 22
The months with the most cloud cover are January, March and April (Cloud cover 30).
The month with the least cloud cover is August (Cloud cover 15).
Average visibility in September
Ultramort, 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).





