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
September
Weather in September
Temperature
The start of September involves a subtle temperature drop, shifting from a moderately hot 23°C (73.4°F) in August to a refreshing 18.9°C (66°F). Ghiffa records a steady low-temperature average of 9.1°C (48.4°F) during September.Humidity
In September, the average relative humidity is 76%.Rainfall
In Ghiffa, during September, the rain falls for 10.1 days and regularly aggregates up to 28mm (1.1") of precipitation. In Ghiffa, during the entire year, the rain falls for 113.9 days and collects up to 730mm (28.74") of precipitation.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in September is 12h and 32min.On the first day of the month, sunrise is at 06:46 and sunset at 20:03. On the last day of September, sunrise is at 07:23 and sunset at 19:07 CEST.
Sunshine
In September, the average sunshine is 9.6h.UV index
In Ghiffa, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The UV index of 4 during September leads to these advisories:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How long on average sun shines in September in Ghiffa?
How high is the UV index in September?
Average temperature in September
Ghiffa, Italy
- Average high temperature in September: 18.9°C
The warmest month (with the highest average high temperature) is July (23.4°C).
The month with the lowest average high temperature is January (3.5°C).
- Average low temperature in September: 9.1°C
The month with the highest average low temperature is July (12.9°C).
The coldest month (with the lowest average low temperature) is February (-2.6°C).
Average pressure in September
Ghiffa, Italy
- Average pressure in September: 1017.7mbar
The month with the highest atmospheric pressure is December (1020.6mbar).
The month with the lowest atmospheric pressure is April (1015mbar).
Average wind speed in September
Ghiffa, Italy
- Average wind speed in September: 6.7km/h
The windiest month (with the highest average wind speed) is March (7.5km/h).
The calmest month (with the lowest average wind speed) is November (5.9km/h).
Average humidity in September
Ghiffa, Italy
- Average humidity in September: 76%
The month with the highest relative humidity is November (79%).
The months with the lowest relative humidity are January and July (73%).
Average rainfall in September
Ghiffa, Italy
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is November (129mm).
The driest month (with the least rainfall) is January (13mm).
Average rainfall days in September
Ghiffa, Italy
- Average rainfall days in September: 10.1 days
The month with the highest number of rainy days is June (16.3 days).
The month with the least rainy days is January (2.3 days).
Average snowfall in September
Ghiffa, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is November (267mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Ghiffa, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (7.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Ghiffa, Italy
- Average daylight in September: 12h and 3min
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: 9h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is November (Average sunshine: 5h and 42min).
Average sunshine days in September
Ghiffa, Italy
- Average sunshine days in September: 17.4 days
The month with the most sunshine days is January (24.9 days).
The month with the least sunshine days is July (11.2 days).
Average UV index in September
Ghiffa, Italy
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in September
Ghiffa, Italy
- Average cloud cover in September: 28
The month with the most cloud cover is November (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 24).
Average visibility in September
Ghiffa, 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).
