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
September's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from August's 28.3°C (82.9°F) to a still moderately hot 24.4°C (75.9°F). Semestene reports an average low-temperature of 19°C (66.2°F) during the nights of September.Humidity
In September, the average relative humidity in Semestene is 70%.Rainfall
In Semestene, in September, during 9.3 rainfall days, 20mm (0.79") of precipitation is typically accumulated. In Semestene, during the entire year, the rain falls for 117.6 days and collects up to 327mm (12.87") of precipitation.Snowfall
March through December are months without snowfall.Daylight
In Semestene, Italy, the average length of the day in September is 12h and 28min.On the first day of September, sunrise is at 06:52 and sunset at 19:56. On the last day of the month, sunrise is at 07:21 and sunset at 19:08 CEST.
Sunshine
In September, the average sunshine in Semestene is 10h.UV index
In Semestene, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The daily high UV index of 6 in September translates into this advice:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Frequently asked questions
What are the temperatures in Semestene in September?
What is the average humidity in September in Semestene?
How much does it rain in Semestene in September?
When it does not snow in Semestene?
How many hours of daylight does Semestene have in September?
What time are sunrise and sunset in September in Semestene?
How many hours of sunshine does Semestene have in September?
How high is the UV index in September in Semestene?
Average temperature in September
Semestene, Italy
- Average high temperature in September: 24.4°C
The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is February (11.9°C).
- Average low temperature in September: 19°C
The month with the highest average low temperature is August (21.2°C).
The coldest month (with the lowest average low temperature) is February (7.1°C).
Average pressure in September
Semestene, Italy
- Average pressure in September: 1015.7mbar
The month with the highest atmospheric pressure is December (1018.7mbar).
The month with the lowest atmospheric pressure is November (1013.9mbar).
Average wind speed in September
Semestene, Italy
- Average wind speed in September: 12.3km/h
The windiest month (with the highest average wind speed) is January (17.9km/h).
The calmest month (with the lowest average wind speed) is August (10.1km/h).
Average humidity in September
Semestene, Italy
- Average humidity in September: 70%
The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is August (65%).
Average rainfall in September
Semestene, Italy
- Average rainfall in September: 20mm
The wettest month (with the highest rainfall) is November (62mm).
The driest month (with the least rainfall) is July (6mm).
Average rainfall days in September
Semestene, Italy
- Average rainfall days in September: 9.3 days
The month with the highest number of rainy days is November (14.2 days).
The month with the least rainy days is July (4.1 days).
Average snowfall in September
Semestene, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (3mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Semestene, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Semestene, Italy
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 10h and 0min
The months with the most sunshine are June, July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).
Average sunshine days in September
Semestene, Italy
- Average sunshine days in September: 17.9 days
The month with the most sunshine days is August (25.3 days).
The month with the least sunshine days is November (13.5 days).
Average UV index in September
Semestene, Italy
- Average UV index in September: 6
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
Semestene, Italy
- Average cloud cover in September: 17
The month with the most cloud cover is January (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 8).
Average visibility in September
Semestene, 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).
Semestene, Italy
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