September weather forecastBertiolo, Italy
September
Weather in September
The first month of the autumn, September, is still a warm month in Bertiolo, Italy, with an average temperature fluctuating between 23.7°C (74.7°F) and 14.5°C (58.1°F).Temperature
The start of September signals a decrease in the average high-temperature, transitioning from a warm 28.9°C (84°F) in August to a still moderately hot 23.7°C (74.7°F). An average low-temperature of 14.5°C (58.1°F) is expected in Bertiolo during September.Humidity
The average relative humidity in September is 71%.Rainfall
In Bertiolo, during September, the rain falls for 11.2 days and regularly aggregates up to 75mm (2.95") of precipitation. Throughout the year, in Bertiolo, there are 143.6 rainfall days, and 954mm (37.56") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In September, the average length of the day in Bertiolo is 12h and 32min.On the first day of the month, sunrise is at 06:29 and sunset at 19:46. On the last day of September, sunrise is at 07:05 and sunset at 18:49 CEST.
Sunshine
In September, the average sunshine in Bertiolo is 10h.UV index
In September, the average daily maximum UV index in Bertiolo is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: A maximum daily UV index of 5 during September morphs into the following directions:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Bertiolo, Italy
- Average high temperature in September: 23.7°C
The warmest month (with the highest average high temperature) is August (28.9°C).
The month with the lowest average high temperature is January (7°C).
- Average low temperature in September: 14.5°C
The month with the highest average low temperature is August (17.9°C).
The coldest month (with the lowest average low temperature) is January (1.4°C).
Average pressure in September
Bertiolo, Italy
- Average pressure in September: 1017.3mbar
The month with the highest atmospheric pressure is December (1019.9mbar).
The month with the lowest atmospheric pressure is May (1014.9mbar).
Average wind speed in September
Bertiolo, Italy
- Average wind speed in September: 8.2km/h
The windiest month (with the highest average wind speed) is February (8.4km/h).
The calmest month (with the lowest average wind speed) is December (7km/h).
Average humidity in September
Bertiolo, Italy
- Average humidity in September: 71%
The month with the highest relative humidity is November (80%).
The months with the lowest relative humidity are April, July and August (67%).
Average rainfall in September
Bertiolo, Italy
- Average rainfall in September: 75mm
The wettest month (with the highest rainfall) is November (161mm).
The driest months (with the least rainfall) are January and July (49mm).
Average rainfall days in September
Bertiolo, Italy
- Average rainfall days in September: 11.2 days
The month with the highest number of rainy days is May (15.8 days).
The months with the least rainy days are July and August (9.7 days).
Average snowfall in September
Bertiolo, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is December (12mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Bertiolo, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (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
Bertiolo, Italy
- Average daylight in September: 12h and 30min
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 0min
The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is November (Average sunshine: 5h and 0min).
Average sunshine days in September
Bertiolo, Italy
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is August (20 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in September
Bertiolo, Italy
- Average UV index in September: 5
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
Bertiolo, Italy
- Average cloud cover in September: 29
The month with the most cloud cover is November (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in September
Bertiolo, Italy
- Average visibility in September: 10km
The months with the highest visibility are April, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, May, October, November and December (9km).
