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 commencement of September indicates a shift in the average high-temperature, receding from August's warm 28.5°C (83.3°F) to a still moderately hot 23.5°C (74.3°F). The nighttime temperature dips to a mild 14.8°C (58.6°F) on average during September.Humidity
In Barlassina, the average relative humidity in September is 72%.Rainfall
In September, the rain falls for 12.1 days. Throughout September, 66mm (2.6") of precipitation is accumulated. Throughout the year, in Barlassina, there are 157.4 rainfall days, and 996mm (39.21") of precipitation is accumulated.Snowfall
In Barlassina, snow does not fall in April through October.Daylight
In Barlassina, the average length of the day in September is 12h and 32min.On the first day of the month, sunrise is at 06:45 and sunset at 20:01. On the last day of September, sunrise is at 07:21 and sunset at 19:05 CEST.
Sunshine
In Barlassina, the average sunshine in September is 9.4h.UV index
In Barlassina, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: A daily high UV index of 5 in September leads to these guidelines:
Put precautions into practice - Guidance to elude sunburn is provided. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Enhance your sun protection with tightly woven, yet airy clothing.
Frequently asked questions
What is the usual temperature for Barlassina in September?
What is the average humidity in September in Barlassina?
How much does it rain in Barlassina in September?
When it does not snow in Barlassina?
How many hours of daylight does Barlassina have in September?
When is the sunrise / sunset in September in Barlassina?
How long on average sun shines in September in Barlassina?
What is the UV index reading in September in Barlassina?
Average temperature in September
Barlassina, Italy
- Average high temperature in September: 23.5°C
The warmest month (with the highest average high temperature) is July (28.6°C).
The month with the lowest average high temperature is January (5.9°C).
- Average low temperature in September: 14.8°C
The month with the highest average low temperature is August (18.6°C).
The coldest month (with the lowest average low temperature) is January (1°C).
Average pressure in September
Barlassina, Italy
- Average pressure in September: 1017.1mbar
The month with the highest atmospheric pressure is December (1020mbar).
The months with the lowest atmospheric pressure are April and May (1014.7mbar).
Average wind speed in September
Barlassina, Italy
- Average wind speed in September: 5.9km/h
The windiest month (with the highest average wind speed) is April (7.3km/h).
The calmest month (with the lowest average wind speed) is December (5.7km/h).
Average humidity in September
Barlassina, Italy
- Average humidity in September: 72%
The month with the highest relative humidity is November (79%).
The months with the lowest relative humidity are July and August (69%).
Average rainfall in September
Barlassina, Italy
- Average rainfall in September: 66mm
The wettest month (with the highest rainfall) is November (152mm).
The driest month (with the least rainfall) is January (37mm).
Average rainfall days in September
Barlassina, Italy
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (8.6 days).
Average snowfall in September
Barlassina, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (32mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Barlassina, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2.3 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
Barlassina, Italy
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is November (Average sunshine: 4h and 48min).
Average sunshine days in September
Barlassina, Italy
- Average sunshine days in September: 16.3 days
The month with the most sunshine days is January (19.9 days).
The month with the least sunshine days is April (12.5 days).
Average UV index in September
Barlassina, Italy
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Barlassina, Italy
- Average cloud cover in September: 30
The month with the most cloud cover is November (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 21).
Average visibility in September
Barlassina, Italy
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Barlassina, Italy
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