September weather forecast
Pietrapertosa, Italy

September

Weather in September

The first month of the autumn, September, is still a warm month in Pietrapertosa, Italy, with an average temperature ranging between max 23.4°C (74.1°F) and min 13.3°C (55.9°F).

Temperature

As September arrives, Pietrapertosa's weather displays a decrease in high-temperatures, transitioning from August's 29.3°C (84.7°F) to a still warm 23.4°C (74.1°F). Throughout the month of September, Pietrapertosa reports a steady low-temperature average of 13.3°C (55.9°F).

Humidity

In September, the average relative humidity is 69%.

Rainfall

In Pietrapertosa, in September, it is raining for 16 days, with typically 52mm (2.05") of accumulated precipitation. In Pietrapertosa, Italy, during the entire year, the rain falls for 179 days and collects up to 696mm (27.4") of precipitation.

Snowfall

In Pietrapertosa, Italy, snow does not fall in May through October.

Daylight

In September, the average length of the day is 12h and 28min.
On the first day of the month, sunrise is at 06:23 and sunset at 19:27. On the last day of September, sunrise is at 06:51 and sunset at 18:39 CEST.

Sunshine

The average sunshine in September in Pietrapertosa is 10.2h.

UV index

The average daily maximum UV index in September in Pietrapertosa is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum high UV index of 5 in September translates into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.

Frequently asked questions

What are the temperatures in Pietrapertosa in September?
The high-temperature during September is 23.4°C (74.1°F) and the low-temperature is 13.3°C (55.9°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in August is estimated at 31°C (87.8°F).
What is the average humidity in September in Pietrapertosa?
In Pietrapertosa, the average relative humidity in September is 69%.
How much does it rain in Pietrapertosa in September?
In Pietrapertosa, in September, it is raining for 16 days, with typically 52mm (2.05") of accumulated precipitation.
When it does not snow in Pietrapertosa?
May through October are months without snowfall.
What is the average length of the day in September in Pietrapertosa?
In Pietrapertosa, the average day length in September is 12h and 28min.
When are sunrise and sunset in September in Pietrapertosa?
In September, on the first day of the month, sunrise is at 06:23 and sunset at 19:27. On the last day of the month, in Pietrapertosa, Italy, sunrise is at 06:51 and sunset at 18:39 CEST.
How long on average sun shines in September in Pietrapertosa?
In Pietrapertosa, Italy, the average sunshine duration in September is 10.2h.
How high is the UV index in September in Pietrapertosa?
The average daily maximum UV index in September in Pietrapertosa, Italy, is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Pietrapertosa, Italy
  • Average high temperature in September: 23.4°C

The warmest month (with the highest average high temperature) is August (29.3°C).
The month with the lowest average high temperature is January (7.8°C).

  • Average low temperature in September: 13.3°C

The month with the highest average low temperature is August (16.3°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).

Average pressure in September
Pietrapertosa, Italy
  • Average pressure in September: 1015.2mbar

The month with the highest atmospheric pressure is December (1018.1mbar).
The month with the lowest atmospheric pressure is July (1013.3mbar).

Average wind speed in September
Pietrapertosa, Italy
  • Average wind speed in September: 7.6km/h

The windiest month (with the highest average wind speed) is February (11.6km/h).
The calmest month (with the lowest average wind speed) is August (6.9km/h).

Average humidity in September
Pietrapertosa, Italy
  • Average humidity in September: 69%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (58%).

Average rainfall in September
Pietrapertosa, Italy
  • Average rainfall in September: 52mm

The wettest month (with the highest rainfall) is May (80mm).
The driest month (with the least rainfall) is December (43mm).

Average rainfall days in September
Pietrapertosa, Italy
  • Average rainfall days in September: 16 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is December (11.9 days).

Average snowfall in September
Pietrapertosa, Italy
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (121mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in September
Pietrapertosa, Italy
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (6.2 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
Pietrapertosa, Italy
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 10h and 1min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

Average sunshine days in September
Pietrapertosa, Italy
  • Average sunshine days in September: 11.5 days

The month with the most sunshine days is July (16.8 days).
The month with the least sunshine days is May (9.5 days).

Average UV index in September
Pietrapertosa, 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 and December (UV index 2).

Average cloud cover in September
Pietrapertosa, Italy
  • Average cloud cover in September: 26

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 14).

Average visibility in September
Pietrapertosa, Italy
  • Average visibility in September: 9km

The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February and November (8km).

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