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
In El Tarter, entering September brings a subtle temperature decrement, reducing from August's agreeable 20.6°C (69.1°F) to a comfortable 16.5°C (61.7°F). In September, the nighttime temperature in El Tarter, Andorra, lowers to an average of 6.3°C (43.3°F).Humidity
In El Tarter, the average relative humidity in September is 75%.Rainfall
In El Tarter, in September, it is raining for 3.5 days, with typically 6mm (0.24") of accumulated precipitation. Throughout the year, there are 65.4 rainfall days, and 158mm (6.22") of precipitation is accumulated.Snowfall
Months with snowfall in El Tarter are January through June, August through December. In El Tarter, in September, during 0.2 snowfall days, 11mm (0.43") of snow is typically accumulated. In El Tarter, Andorra, during the entire year, snow falls for 60.4 days and aggregates up to 490mm (19.29") of snow.Daylight
In El Tarter, the average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 07:18 and sunset at 20:27. On the last day of September, in El Tarter, sunrise is at 07:50 and sunset at 19:36 CEST.
Sunshine
The average sunshine in September is 9.1h.UV index
In September, the average daily maximum UV index in El Tarter is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 3 during September translates into the following directions:
Take precautions - Protection against skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in El Tarter?
What is the average humidity in September in El Tarter?
How much does it rain in El Tarter in September?
How much does it snow in El Tarter in September?
How many hours of daylight does El Tarter have in September?
When are sunrise and sunset in September in El Tarter?
How many hours of sunshine does El Tarter have in September?
What is the UV index intensity in September in El Tarter?
Average temperature in September
El Tarter, Andorra
- Average high temperature in September: 16.5°C
The warmest month (with the highest average high temperature) is July (20.8°C).
The months with the lowest average high temperature are January and February (1.8°C).
- Average low temperature in September: 6.3°C
The month with the highest average low temperature is August (9.8°C).
The coldest month (with the lowest average low temperature) is February (-5.8°C).
Average pressure in September
El Tarter, Andorra
- Average pressure in September: 1017.8mbar
The month with the highest atmospheric pressure is December (1021.3mbar).
The month with the lowest atmospheric pressure is April (1015mbar).
Average wind speed in September
El Tarter, Andorra
- Average wind speed in September: 6.3km/h
The windiest month (with the highest average wind speed) is February (10km/h).
The calmest month (with the lowest average wind speed) is August (6km/h).
Average humidity in September
El Tarter, Andorra
- Average humidity in September: 75%
The months with the highest relative humidity are February and March (83%).
The months with the lowest relative humidity are July and August (71%).
Average rainfall in September
El Tarter, Andorra
- Average rainfall in September: 6mm
The wettest month (with the highest rainfall) is October (25mm).
The driest month (with the least rainfall) is February (5mm).
Average rainfall days in September
El Tarter, Andorra
- Average rainfall days in September: 3.5 days
The month with the highest number of rainy days is April (7.1 days).
The month with the least rainy days is September (3.5 days).
Average snowfall in September
El Tarter, Andorra
- Average snowfall in September: 11mm
The month with the highest snowfall is March (86mm).
The month with the least snowfall is July (0mm).
Average snowfall days in September
El Tarter, Andorra
- Average snowfall days in September: 0.2 days
The month with the highest number of snowfall days is January (10.4 days).
The month with the least snowfall days is July (0 days).
Average daylight in September /
Average sunshine in September
El Tarter, Andorra
- 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: 9h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is January (Average sunshine: 6h and 6min).
Average sunshine days in September
El Tarter, Andorra
- Average sunshine days in September: 26.1 days
The month with the most sunshine days is September (26.1 days).
The month with the least sunshine days is February (18.9 days).
Average UV index in September
El Tarter, Andorra
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover in September
El Tarter, Andorra
- Average cloud cover in September: 30
The month with the most cloud cover is April (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in September
El Tarter, Andorra
- Average visibility in September: 9km
The months with the highest visibility are February, June, July, August, September, October and December (9km).
The months with the lowest visibility are January, March, April, May and November (8km).
El Tarter, Andorra
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