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 signals a gentle decrease in the average high-temperature, transitioning from a pleasant 22.1°C (71.8°F) in August to an enjoyable 17.5°C (63.5°F). Cognola, in September, experiences an average temperature of 7.6°C (45.7°F) at night.Humidity
In September, the average relative humidity is 80%.Rainfall
In Cognola, in September, it is raining for 18.9 days, with typically 72mm (2.83") of accumulated precipitation. Throughout the year, in Cognola, there are 206.6 rainfall days, and 1059mm (41.69") of precipitation is accumulated.Snowfall
In Cognola, snow does not fall in May through September.Daylight
The average length of the day in September in Cognola, Italy, is 12h and 32min.On the first day of the month, sunrise is at 06:36 and sunset at 19:53. On the last day of September, in Cognola, sunrise is at 07:13 and sunset at 18:57 CEST.
Sunshine
The average sunshine in September in Cognola is 9.5h.UV index
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: A daily high UV index of 4 in September leads to these guidelines:
Ensure safety - Imperative it is to shield skin and eyes from damage. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Cognola?
What is the average humidity in September in Cognola?
How many days does it rain in September in Cognola?
When it does not snow in Cognola?
Does it snow in Cognola in September?
How many hours of daylight does Cognola have in September?
When is the sunrise / sunset in September in Cognola?
How many hours of sunshine does Cognola have in September?
How high is the UV index in September in Cognola?
Average temperature in September
Cognola, Italy
- Average high temperature in September: 17.5°C
The warmest month (with the highest average high temperature) is July (22.3°C).
The month with the lowest average high temperature is January (2°C).
- Average low temperature in September: 7.6°C
The month with the highest average low temperature is July (11.2°C).
The coldest month (with the lowest average low temperature) is January (-4.2°C).
Average pressure in September
Cognola, Italy
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is December (1020.1mbar).
The month with the lowest atmospheric pressure is May (1015mbar).
Average wind speed in September
Cognola, Italy
- Average wind speed in September: 6.3km/h
The windiest months (with the highest average wind speed) are February, March and May (7.4km/h).
The calmest month (with the lowest average wind speed) is November (5.9km/h).
Average humidity in September
Cognola, 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 (74%).
Average rainfall in September
Cognola, Italy
- Average rainfall in September: 72mm
The wettest month (with the highest rainfall) is November (152mm).
The driest month (with the least rainfall) is January (37mm).
Average rainfall days in September
Cognola, Italy
- Average rainfall days in September: 18.9 days
The month with the highest number of rainy days is May (25.1 days).
The month with the least rainy days is December (9.5 days).
Average snowfall in September
Cognola, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (38mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Cognola, Italy
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (3.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Cognola, 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 6min).
The month with the least sunshine is November (Average sunshine: 5h and 36min).
Average sunshine days in September
Cognola, Italy
- Average sunshine days in September: 8.1 days
The month with the most sunshine days is December (19.5 days).
The month with the least sunshine days is June (2.5 days).
Average UV index in September
Cognola, 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
Cognola, Italy
- Average cloud cover in September: 34
The month with the most cloud cover is November (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in September
Cognola, Italy
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, June, July, August and December (9km).
The months with the lowest visibility are September, October and November (8km).
