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
With the onset of September, Roccarainola experiences a modest temperature adjustment, with the average high-temperature receding from a tropical 30.6°C (87.1°F) in August to a moderately hot 25.2°C (77.4°F). During the month of September, Roccarainola's nighttime temperature lowers to an average of 16.1°C (61°F).Humidity
In September, the average relative humidity in Roccarainola is 67%.Rainfall
In Roccarainola, during September, the rain falls for 12.5 days and regularly aggregates up to 41mm (1.61") of precipitation. In Roccarainola, Italy, during the entire year, the rain falls for 151.8 days and collects up to 554mm (21.81") of precipitation.Snowfall
In Roccarainola, snow does not fall in May through October.Daylight
In Roccarainola, Italy, the average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 06:28 and sunset at 19:34. On the last day of September, in Roccarainola, sunrise is at 06:57 and sunset at 18:45 CEST.
Sunshine
In Roccarainola, the average sunshine in September is 10.7h.UV index
The average daily maximum UV index in September in Roccarainola, Italy, is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 5 in September interprets into the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Frequently asked questions
What is the temperature in September in Roccarainola?
What is the average humidity in September in Roccarainola?
How much does it rain in Roccarainola in September?
When it does not snow in Roccarainola?
What is the average length of the day in September in Roccarainola?
When is the sunrise / sunset in September in Roccarainola?
How many hours of sunshine does Roccarainola have in September?
What is the UV index reading in September in Roccarainola?
Average temperature in September
Roccarainola, Italy
- Average high temperature in September: 25.2°C
The warmest month (with the highest average high temperature) is August (30.6°C).
The month with the lowest average high temperature is January (10.1°C).
- Average low temperature in September: 16.1°C
The month with the highest average low temperature is August (19.2°C).
The coldest month (with the lowest average low temperature) is January (4.3°C).
Average pressure in September
Roccarainola, Italy
- Average pressure in September: 1015.4mbar
The month with the highest atmospheric pressure is December (1018.3mbar).
The month with the lowest atmospheric pressure is July (1013.8mbar).
Average wind speed in September
Roccarainola, Italy
- Average wind speed in September: 8.5km/h
The windiest month (with the highest average wind speed) is February (11.7km/h).
The calmest month (with the lowest average wind speed) is August (7km/h).
Average humidity in September
Roccarainola, Italy
- Average humidity in September: 67%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is August (59%).
Average rainfall in September
Roccarainola, Italy
- Average rainfall in September: 41mm
The wettest month (with the highest rainfall) is November (85mm).
The driest month (with the least rainfall) is August (15mm).
Average rainfall days in September
Roccarainola, Italy
- Average rainfall days in September: 12.5 days
The months with the highest number of rainy days are January and March (15.8 days).
The month with the least rainy days is August (7.2 days).
Average snowfall in September
Roccarainola, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (28mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Roccarainola, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.8 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
Roccarainola, Italy
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 10h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in September
Roccarainola, Italy
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is August (21.1 days).
The month with the least sunshine days is February (9.6 days).
Average UV index in September
Roccarainola, 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
Roccarainola, Italy
- Average cloud cover in September: 22
The month with the most cloud cover is January (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 11).
Average visibility in September
Roccarainola, Italy
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August, September, October and December (10km).
The months with the lowest visibility are January, February, March, April and November (9km).
Roccarainola, Italy
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