September weather forecastMelzo, Italy
September
Weather in September
The first month of the autumn, September, is still a warm month in Melzo, Italy, with an average temperature fluctuating between 14.8°C (58.6°F) and 24.3°C (75.7°F).Temperature
The arrival of September corresponds with a light shift in temperature, down from a moderately hot 29.1°C (84.4°F) in August to a still warm 24.3°C (75.7°F). During September in Melzo, Italy, the average low-temperature is recorded at a moderate 14.8°C (58.6°F).Humidity
In Melzo, Italy, the average relative humidity in September is 72%.Rainfall
In Melzo, in September, during 13.3 rainfall days, 79mm (3.11") of precipitation is typically accumulated. In Melzo, during the entire year, the rain falls for 172.2 days and collects up to 1011mm (39.8") of precipitation.Snowfall
In Melzo, snow does not fall in April through November.Daylight
In Melzo, the average length of the day in September is 12h and 32min.On the first day of September in Melzo, sunrise is at 06:44 and sunset at 19:59. On the last day of the month, sunrise is at 07:19 and sunset at 19:04 CEST.
Sunshine
In September, the average sunshine in Melzo, Italy, is 9.7h.UV index
In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.Note: In September, the maximum UV index of 5 suggests this advice:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Melzo, Italy
- Average high temperature in September: 24.3°C
The warmest month (with the highest average high temperature) is July (29.2°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in September: 14.8°C
The month with the highest average low temperature is August (18.8°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in September
Melzo, Italy
- Average pressure in September: 1016.9mbar
The month with the highest atmospheric pressure is December (1019.9mbar).
The months with the lowest atmospheric pressure are April and May (1014.6mbar).
Average wind speed in September
Melzo, Italy
- Average wind speed in September: 5.7km/h
The windiest month (with the highest average wind speed) is April (7.2km/h).
The calmest month (with the lowest average wind speed) is August (5.6km/h).
Average humidity in September
Melzo, Italy
- Average humidity in September: 72%
The month with the highest relative humidity is November (81%).
The month with the lowest relative humidity is August (68%).
Average rainfall in September
Melzo, Italy
- Average rainfall in September: 79mm
The wettest month (with the highest rainfall) is November (122mm).
The driest month (with the least rainfall) is January (35mm).
Average rainfall days in September
Melzo, Italy
- Average rainfall days in September: 13.3 days
The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is January (8.7 days).
Average snowfall in September
Melzo, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (29mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Melzo, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (1.7 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Melzo, 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 42min
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 54min).
Average sunshine days in September
Melzo, Italy
- Average sunshine days in September: 13.8 days
The month with the most sunshine days is January (20.6 days).
The month with the least sunshine days is July (7.2 days).
Average UV index in September
Melzo, 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, February, November and December (UV index 2).
Average cloud cover in September
Melzo, Italy
- Average cloud cover in September: 27
The month with the most cloud cover is November (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 20).
Average visibility in September
Melzo, Italy
- Average visibility in September: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).





