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 arrival of September corresponds with a light shift in temperature, down from an agreeable 22.4°C (72.3°F) in August to a comfortable 18.3°C (64.9°F). September in Riva del Garda generally records an average low-temperature of 10.4°C (50.7°F).Humidity
The average relative humidity in September in Riva del Garda is 80%.Rainfall
In Riva del Garda, during September, the rain falls for 20.6 days and regularly aggregates up to 98mm (3.86") of precipitation. In Riva del Garda, during the entire year, the rain falls for 210.8 days and collects up to 1353mm (53.27") of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Riva del Garda, the average length of the day in September is 12h and 32min.On the first day of the month, sunrise is at 06:38 and sunset at 19:54. On the last day of September, sunrise is at 07:14 and sunset at 18:58 CEST.
Sunshine
The average sunshine in September is 9.5h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Heed the precautions - It is counselled to guard against solar damage. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Riva del Garda?
What is the average humidity in September in Riva del Garda?
How much does it rain in Riva del Garda in September?
When it does not snow in Riva del Garda?
Does it snow in Riva del Garda in September?
How many hours of daylight does Riva del Garda have in September?
When are sunrise and sunset in September in Riva del Garda?
How many hours of sunshine does Riva del Garda have in September?
What is the UV index intensity in September in Riva del Garda?
Average temperature in September
Riva del Garda, Italy
- Average high temperature in September: 18.3°C
The warmest month (with the highest average high temperature) is August (22.4°C).
The month with the lowest average high temperature is January (3°C).
- Average low temperature in September: 10.4°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (-2.8°C).
Average pressure in September
Riva del Garda, Italy
- Average pressure in September: 1017.1mbar
The month with the highest atmospheric pressure is December (1020mbar).
The month with the lowest atmospheric pressure is May (1014.8mbar).
Average wind speed in September
Riva del Garda, Italy
- Average wind speed in September: 6.3km/h
The windiest month (with the highest average wind speed) is March (7.3km/h).
The calmest month (with the lowest average wind speed) is October (6km/h).
Average humidity in September
Riva del Garda, Italy
- Average humidity in September: 80%
The month with the highest relative humidity is November (82%).
The month with the lowest relative humidity is December (75%).
Average rainfall in September
Riva del Garda, Italy
- Average rainfall in September: 98mm
The wettest month (with the highest rainfall) is June (170mm).
The driest month (with the least rainfall) is January (42mm).
Average rainfall days in September
Riva del Garda, Italy
- Average rainfall days in September: 20.6 days
The month with the highest number of rainy days is July (27.1 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in September
Riva del Garda, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (344mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Riva del Garda, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Riva del Garda, 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 3min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is November (Average sunshine: 5h and 18min).
Average sunshine days in September
Riva del Garda, Italy
- Average sunshine days in September: 6.1 days
The month with the most sunshine days is December (19.6 days).
The month with the least sunshine days is June (1.2 days).
Average UV index in September
Riva del Garda, 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
Riva del Garda, Italy
- Average cloud cover in September: 32
The month with the most cloud cover is November (Cloud cover 44).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in September
Riva del Garda, Italy
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (9km).
The month with the lowest visibility is November (8km).
