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 shift to September brings a decrease in the average high-temperature, falling from a warm 27.7°C (81.9°F) in August to a pleasant 22.5°C (72.5°F). Throughout September nights, Valle San Giovanni registers an average low-temperature of 13.5°C (56.3°F).Humidity
The average relative humidity in September in Valle San Giovanni is 71%.Rainfall
In Valle San Giovanni, Italy, in September, it is raining for 14.3 days, with typically 49mm (1.93") of accumulated precipitation. Throughout the year, in Valle San Giovanni, there are 191.5 rainfall days, and 769mm (30.28") of precipitation is accumulated.Snowfall
In Valle San Giovanni, Italy, snow does not fall in May through October.Daylight
In September, the average length of the day in Valle San Giovanni is 12h and 29min.On the first day of September, sunrise is at 06:30 and sunset at 19:39. On the last day of the month, sunrise is at 07:02 and sunset at 18:48 CEST.
Sunshine
In September, the average sunshine in Valle San Giovanni is 10.8h.UV index
In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: In September, the maximum UV index of 5 translates into these guidelines:
Ensure safety - Recommendations to avert sunburn are presented. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Frequently asked questions
What is the usual temperature for Valle San Giovanni in September?
What is the average humidity in September in Valle San Giovanni?
How much does it rain in Valle San Giovanni in September?
When it does not snow in Valle San Giovanni?
How many hours of daylight does Valle San Giovanni have in September?
What time are sunrise and sunset in September in Valle San Giovanni?
How long on average sun shines in September in Valle San Giovanni?
What is the UV index intensity in September in Valle San Giovanni?
Average temperature in September
Valle San Giovanni, Italy
- Average high temperature in September: 22.5°C
The warmest month (with the highest average high temperature) is August (27.7°C).
The month with the lowest average high temperature is January (7.6°C).
- Average low temperature in September: 13.5°C
The month with the highest average low temperature is August (17.2°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).
Average pressure in September
Valle San Giovanni, Italy
- Average pressure in September: 1015.5mbar
The month with the highest atmospheric pressure is December (1018.5mbar).
The month with the lowest atmospheric pressure is July (1013.6mbar).
Average wind speed in September
Valle San Giovanni, Italy
- Average wind speed in September: 7.3km/h
The windiest month (with the highest average wind speed) is February (8.9km/h).
The calmest months (with the lowest average wind speed) are June and July (7.1km/h).
Average humidity in September
Valle San Giovanni, Italy
- Average humidity in September: 71%
The months with the highest relative humidity are January and November (80%).
The month with the lowest relative humidity is August (63%).
Average rainfall in September
Valle San Giovanni, Italy
- Average rainfall in September: 49mm
The wettest month (with the highest rainfall) is May (100mm).
The driest month (with the least rainfall) is August (46mm).
Average rainfall days in September
Valle San Giovanni, Italy
- Average rainfall days in September: 14.3 days
The month with the highest number of rainy days is May (21.5 days).
The month with the least rainy days is August (12.6 days).
Average snowfall in September
Valle San Giovanni, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is January (86mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Valle San Giovanni, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.9 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
Valle San Giovanni, Italy
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 10h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in September
Valle San Giovanni, Italy
- Average sunshine days in September: 12.8 days
The month with the most sunshine days is August (15.8 days).
The month with the least sunshine days is May (6.9 days).
Average UV index in September
Valle San Giovanni, 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 and December (UV index 2).
Average cloud cover in September
Valle San Giovanni, Italy
- Average cloud cover in September: 21
The month with the most cloud cover is January (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in September
Valle San Giovanni, Italy
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, October, November and December (9km).
Valle San Giovanni, Italy
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