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 sea temperature 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 start of September involves a subtle temperature drop, shifting from a warm 26.3°C (79.3°F) in August to a pleasant 22.6°C (72.7°F). Corniglia's average low-temperature is measured at a comfortable 17°C (62.6°F) during September.Humidity
In September, the average relative humidity is 71%.Rainfall
In Corniglia, in September, it is raining for 13.5 days, with typically 56mm (2.2") of accumulated precipitation. Throughout the year, in Corniglia, there are 179.2 rainfall days, and 834mm (32.83") of precipitation is accumulated.Snowfall
In Corniglia, snow does not fall in April through November.Sea temperature
In Corniglia, the average seawater temperature in September is 22°C (71.6°F).Note: The cold tolerance of an individual, along with sunshine, wind, and the temperature of the environment, affects the enjoyment of swimming in 22°C (71.6°F) waters. (Olympic swimmers participate in waters ranging from 25°C (77°F) to 28°C (82.4°F).)
Daylight
The average length of the day in September in Corniglia is 12h and 31min.On the first day of September, sunrise is at 06:44 and sunset at 19:57. On the last day of the month, sunrise is at 07:18 and sunset at 19:03 CEST.
Sunshine
The average sunshine in September in Corniglia is 10.2h.UV index
The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. Around midday, solar radiation is most harmful; hence, exposure should be limited. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Caution! The Sun's UV rays become stronger due to reflections from water and sand.
Frequently asked questions
What is the temperature in September in Corniglia?
What is the average humidity in September in Corniglia?
How many days does it rain in September in Corniglia?
When it does not snow in Corniglia?
What is the sea temperature in September in Corniglia?
What is the average length of the day in September in Corniglia?
When is the sunrise / sunset in September in Corniglia?
How long on average sun shines in September in Corniglia?
What is the UV index intensity in September in Corniglia?
Average temperature in September
Corniglia, Italy
- Average high temperature in September: 22.6°C
The warmest month (with the highest average high temperature) is August (26.3°C).
The month with the lowest average high temperature is January (9°C).
- Average low temperature in September: 17°C
The month with the highest average low temperature is August (19.8°C).
The coldest month (with the lowest average low temperature) is January (5.3°C).
Average pressure in September
Corniglia, Italy
- Average pressure in September: 1015.6mbar
The month with the highest atmospheric pressure is December (1018.5mbar).
The month with the lowest atmospheric pressure is July (1013.7mbar).
Average wind speed in September
Corniglia, Italy
- Average wind speed in September: 8.6km/h
The windiest month (with the highest average wind speed) is February (11.6km/h).
The calmest months (with the lowest average wind speed) are July and August (7.8km/h).
Average humidity in September
Corniglia, Italy
- Average humidity in September: 71%
The month with the highest relative humidity is November (77%).
The month with the lowest relative humidity is August (69%).
Average rainfall in September
Corniglia, Italy
- Average rainfall in September: 56mm
The wettest month (with the highest rainfall) is November (131mm).
The driest month (with the least rainfall) is July (43mm).
Average rainfall days in September
Corniglia, Italy
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is August (11.9 days).
Average snowfall in September
Corniglia, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is December (5mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Corniglia, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in September
Corniglia, Italy
- Average sea temperature in September: 22°C
The best month for swimming (with the highest average sea temperature) is August (25°C).
The coldest months (with the lowest average sea temperature) are January, February and March (13°C).
Average daylight in September /
Average sunshine in September
Corniglia, Italy
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 10h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 42min).
Average sunshine days in September
Corniglia, Italy
- Average sunshine days in September: 11.7 days
The month with the most sunshine days is January (14.3 days).
The month with the least sunshine days is May (8.4 days).
Average UV index in September
Corniglia, 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 3).
Average cloud cover in September
Corniglia, Italy
- Average cloud cover in September: 20
The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in September
Corniglia, Italy
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (10km).
The month with the lowest visibility is November (9km).
Corniglia, Italy
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