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
The shift from August to September coincides with a small decrease in the average high-temperature, down to a warm 25.1°C (77.2°F) from a hot 30°C (86°F). Throughout September, the average low-temperature in Artena dips to a refreshing 17°C (62.6°F).Humidity
In September, the average relative humidity in Artena is 66%.Rainfall
In Artena, Italy, in September, during 13.1 rainfall days, 55mm (2.17") of precipitation is typically accumulated. Throughout the year, in Artena, Italy, there are 147.5 rainfall days, and 643mm (25.31") of precipitation is accumulated.Snowfall
In Artena, snow does not fall in January, March through November.Daylight
In September, the average length of the day is 12h and 29min.On the first day of September, sunrise is at 06:34 and sunset at 19:41. On the last day of the month, sunrise is at 07:04 and sunset at 18:51 CEST.
Sunshine
In Artena, the average sunshine in September is 10.9h.UV index
In September, the average daily maximum UV index in Artena is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.Note: In September, the maximum UV index of 5 suggests this advice:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Frequently asked questions
What are the temperatures in Artena in September?
What is the average humidity in September in Artena?
How much does it rain in Artena in September?
When it does not snow in Artena?
What is the average length of the day in September in Artena?
When are sunrise and sunset in September in Artena?
How long on average sun shines in September in Artena?
How high is the UV index in September in Artena?
Average temperature in September
Artena, Italy
- Average high temperature in September: 25.1°C
The warmest month (with the highest average high temperature) is August (30°C).
The month with the lowest average high temperature is January (11°C).
- Average low temperature in September: 17°C
The month with the highest average low temperature is August (20.3°C).
The coldest month (with the lowest average low temperature) is January (5.2°C).
Average pressure in September
Artena, Italy
- Average pressure in September: 1015.7mbar
The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is April (1014mbar).
Average wind speed in September
Artena, Italy
- Average wind speed in September: 8.6km/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 (8.3km/h).
Average humidity in September
Artena, Italy
- Average humidity in September: 66%
The month with the highest relative humidity is November (77%).
The month with the lowest relative humidity is August (59%).
Average rainfall in September
Artena, Italy
- Average rainfall in September: 55mm
The wettest month (with the highest rainfall) is November (119mm).
The driest month (with the least rainfall) is August (19mm).
Average rainfall days in September
Artena, Italy
- Average rainfall days in September: 13.1 days
The month with the highest number of rainy days is November (15.3 days).
The month with the least rainy days is August (6.5 days).
Average snowfall in September
Artena, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (19mm).
The months with the least snowfall are January, March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Artena, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Artena, Italy
- Average daylight in September: 12h and 3min
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: 10h and 5min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).
Average sunshine days in September
Artena, Italy
- Average sunshine days in September: 14.3 days
The month with the most sunshine days is August (21.5 days).
The month with the least sunshine days is April (12.5 days).
Average UV index in September
Artena, Italy
- Average UV index in September: 5
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Artena, Italy
- Average cloud cover in September: 19
The month with the most cloud cover is January (Cloud cover 37).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in September
Artena, Italy
- 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).
Artena, Italy
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