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
Chiasiellis's weather in September involves a decrease in the average high-temperature, moving down from August's warm 28.4°C (83.1°F) to a still moderately hot 23.2°C (73.8°F). Throughout September, Chiasiellis records an average temperature of 13.5°C (56.3°F) at night.Humidity
In September, the average relative humidity is 73%.Rainfall
In Chiasiellis, in September, it is raining for 12.5 days, with typically 77mm (3.03") of accumulated precipitation. Throughout the year, in Chiasiellis, there are 144.1 rainfall days, and 921mm (36.26") of precipitation is accumulated.Snowfall
April through October are months without snowfall in Chiasiellis.Daylight
In September, the average length of the day is 12h and 32min.On the first day of the month, sunrise is at 06:28 and sunset at 19:45. On the last day of September, sunrise is at 07:04 and sunset at 18:49 CEST.
Sunshine
In September, the average sunshine is 10.2h.UV index
In Chiasiellis, Italy, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Chiasiellis?
What is the average humidity in September in Chiasiellis?
How many days does it rain in September in Chiasiellis?
When it does not snow in Chiasiellis?
How many hours of daylight does Chiasiellis have in September?
When are sunrise and sunset in September in Chiasiellis?
How long on average sun shines in September in Chiasiellis?
What is the UV index reading in September in Chiasiellis?
Average temperature in September
Chiasiellis, Italy
- Average high temperature in September: 23.2°C
The warmest month (with the highest average high temperature) is August (28.4°C).
The month with the lowest average high temperature is January (6.5°C).
- Average low temperature in September: 13.5°C
The month with the highest average low temperature is August (17.3°C).
The coldest month (with the lowest average low temperature) is January (0.7°C).
Average pressure in September
Chiasiellis, Italy
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is December (1020mbar).
The month with the lowest atmospheric pressure is May (1014.9mbar).
Average wind speed in September
Chiasiellis, Italy
- Average wind speed in September: 7.9km/h
The windiest month (with the highest average wind speed) is February (8.1km/h).
The calmest month (with the lowest average wind speed) is December (6.7km/h).
Average humidity in September
Chiasiellis, Italy
- Average humidity in September: 73%
The month with the highest relative humidity is November (81%).
The month with the lowest relative humidity is August (67%).
Average rainfall in September
Chiasiellis, Italy
- Average rainfall in September: 77mm
The wettest month (with the highest rainfall) is November (149mm).
The driest month (with the least rainfall) is January (44mm).
Average rainfall days in September
Chiasiellis, Italy
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in September
Chiasiellis, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (13mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Chiasiellis, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1.2 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
Chiasiellis, Italy
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 10h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is November (Average sunshine: 5h and 12min).
Average sunshine days in September
Chiasiellis, Italy
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is December (20.6 days).
The month with the least sunshine days is May (11.5 days).
Average UV index in September
Chiasiellis, Italy
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover in September
Chiasiellis, Italy
- Average cloud cover in September: 28
The month with the most cloud cover is November (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in September
Chiasiellis, Italy
- Average visibility in September: 9km
The months with the highest visibility are April, June, July and August (10km).
The months with the lowest visibility are January, February, March, May, September, October, November and December (9km).
Chiasiellis, Italy
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