September weather forecastLomazzo, Italy
September
Weather in September
The first month of the autumn, September, is also an agreeable month in Lomazzo, Italy, with temperature in the range of an average high of 21.5°C (70.7°F) and an average low of 12.4°C (54.3°F).Temperature
Lomazzo's September weather shows a modest shift in high-temperatures, falling from August's moderately hot 26.1°C (79°F) to an agreeable 21.5°C (70.7°F). Lomazzo's average low-temperature during September nights is observed to be a cool 12.4°C (54.3°F).Humidity
In Lomazzo, the average relative humidity in September is 73%.Rainfall
In Lomazzo, in September, during 15.4 rainfall days, 74mm (2.91") of precipitation is typically accumulated. In Lomazzo, during the entire year, the rain falls for 173.9 days and collects up to 1140mm (44.88") of precipitation.Snowfall
In Lomazzo, snow does not fall in April through October.Daylight
In September, the average length of the day in Lomazzo is 12h and 32min.On the first day of September in Lomazzo, sunrise is at 06:45 and sunset at 20:01. On the last day of the month, sunrise is at 07:21 and sunset at 19:05 CEST.
Sunshine
The average sunshine in September is 9.6h.UV index
In Lomazzo, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Lomazzo, Italy
- Average high temperature in September: 21.5°C
The warmest month (with the highest average high temperature) is July (26.5°C).
The month with the lowest average high temperature is January (4.9°C).
- Average low temperature in September: 12.4°C
The month with the highest average low temperature is August (16.3°C).
The coldest month (with the lowest average low temperature) is January (-0.2°C).
Average pressure in September
Lomazzo, Italy
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is December (1020.2mbar).
The month with the lowest atmospheric pressure is April (1014.8mbar).
Average wind speed in September
Lomazzo, Italy
- Average wind speed in September: 5.9km/h
The windiest month (with the highest average wind speed) is March (6.7km/h).
The calmest month (with the lowest average wind speed) is November (5.4km/h).
Average humidity in September
Lomazzo, Italy
- Average humidity in September: 73%
The month with the highest relative humidity is November (79%).
The month with the lowest relative humidity is July (69%).
Average rainfall in September
Lomazzo, Italy
- Average rainfall in September: 74mm
The wettest month (with the highest rainfall) is November (165mm).
The driest month (with the least rainfall) is January (34mm).
Average rainfall days in September
Lomazzo, Italy
- Average rainfall days in September: 15.4 days
The month with the highest number of rainy days is July (19.2 days).
The month with the least rainy days is January (7.6 days).
Average snowfall in September
Lomazzo, Italy
- Average snowfall in September: 0mm
The months with the highest snowfall are February and December (40mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Lomazzo, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Lomazzo, Italy
- Average daylight in September: 12h and 30min
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 36min
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 12min).
Average sunshine days in September
Lomazzo, Italy
- Average sunshine days in September: 11.4 days
The month with the most sunshine days is January (20.2 days).
The month with the least sunshine days is July (8.7 days).
Average UV index in September
Lomazzo, Italy
- Average UV index in September: 4
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
Lomazzo, Italy
- Average cloud cover in September: 28
The month with the most cloud cover is November (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 22).
Average visibility in September
Lomazzo, Italy
- Average visibility in September: 9km
The months with the highest visibility are June and July (10km).
The months with the lowest visibility are January, February, March, April, May, August, September, October, November and December (9km).





