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
Start of September brings a slight shift in the average high-temperature, dipping a bit from August's moderately hot 29.7°C (85.5°F) to a still warm 25.6°C (78.1°F). Roelos records a pronounced decline from the day's peak to an average nighttime low-temperature of 13.4°C (56.1°F) throughout September.Humidity
In Roelos, the average relative humidity in September is 50%.Rainfall
In Roelos, in September, it is raining for 5.1 days, with typically 13mm (0.51") of accumulated precipitation. In Roelos, during the entire year, the rain falls for 105.3 days and collects up to 257mm (10.12") of precipitation.Snowfall
April through October are months without snowfall.Daylight
In September, the average length of the day in Roelos, Spain, is 12h and 28min.On the first day of September in Roelos, sunrise is at 07:51 and sunset at 20:57. On the last day of the month, sunrise is at 08:20 and sunset at 20:08 CEST.
Sunshine
The average sunshine in September is 9.4h.UV index
In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index, 5 during September, leads to the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Frequently asked questions
What are the temperatures in Roelos in September?
What is the average humidity in September in Roelos?
How many days does it rain in September in Roelos?
When it does not snow in Roelos?
How many hours of daylight does Roelos have in September?
What time are sunrise and sunset in September in Roelos?
How long on average sun shines in September in Roelos?
What is the UV index reading in September in Roelos?
Average temperature in September
Roelos, Spain
- Average high temperature in September: 25.6°C
The warmest month (with the highest average high temperature) is August (29.7°C).
The month with the lowest average high temperature is January (9°C).
- Average low temperature in September: 13.4°C
The month with the highest average low temperature is July (16.1°C).
The coldest months (with the lowest average low temperature) are January and February (2°C).
Average pressure in September
Roelos, Spain
- Average pressure in September: 1017.7mbar
The month with the highest atmospheric pressure is December (1023.3mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in September
Roelos, Spain
- Average wind speed in September: 11.6km/h
The windiest month (with the highest average wind speed) is February (16.7km/h).
The calmest month (with the lowest average wind speed) is September (11.6km/h).
Average humidity in September
Roelos, Spain
- Average humidity in September: 50%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (44%).
Average rainfall in September
Roelos, Spain
- Average rainfall in September: 13mm
The wettest month (with the highest rainfall) is April (37mm).
The driest month (with the least rainfall) is August (8mm).
Average rainfall days in September
Roelos, Spain
- Average rainfall days in September: 5.1 days
The month with the highest number of rainy days is April (14.8 days).
The month with the least rainy days is August (2.8 days).
Average snowfall in September
Roelos, Spain
- Average snowfall in September: 0mm
The month with the highest snowfall is December (12mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Roelos, Spain
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Roelos, 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 18min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in September
Roelos, Spain
- Average sunshine days in September: 24.2 days
The month with the most sunshine days is August (27.3 days).
The month with the least sunshine days is April (13.7 days).
Average UV index in September
Roelos, 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 February, November and December (UV index 2).
Average cloud cover in September
Roelos, Spain
- Average cloud cover in September: 18
The month with the most cloud cover is January (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 11).
Average visibility in September
Roelos, Spain
- Average visibility in September: 10km
The months with the highest visibility are February, March, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, April, November and December (9km).
Roelos, Spain
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