September weather forecast
Pirri, Italy

September

Weather in September

September, the first month of the autumn in Pirri, is also a moderately hot month, with temperature in the range of an average high of 25.9°C (78.6°F) and an average low of 19.9°C (67.8°F).

Temperature

In the transition to September, Pirri observes a minor drop in the average high-temperature, shifting from a moderately hot 29.9°C (85.8°F) in August to a still warm 25.9°C (78.6°F). The average low-temperature during September nights is a comfortable 19.9°C (67.8°F).

Humidity

In Pirri, the average relative humidity in September is 68%.

Rainfall

In Pirri, Italy, in September, it is raining for 9 days, with typically 23mm (0.91") of accumulated precipitation. In Pirri, during the entire year, the rain falls for 110.6 days and collects up to 313mm (12.32") of precipitation.

Snowfall

January, March through November are months without snowfall.

Daylight

The average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 06:52 and sunset at 19:54. On the last day of September, in Pirri, Italy, sunrise is at 07:19 and sunset at 19:07 CEST.

Sunshine

In Pirri, the average sunshine in September is 10.3h.

UV index

In Pirri, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: In September, a daily maximum UV index of 6 leads to the following instructions:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.

Frequently asked questions

What is the temperature in September in Pirri?
The high-temperature, in September, in Pirri, records 25.9°C (78.6°F), while the low-temperature is 19.9°C (67.8°F). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 33°C (91.4°F).
What is the average humidity in September in Pirri?
The average relative humidity in September in Pirri is 68%.
How much does it rain in Pirri in September?
In Pirri, in September, during 9 rainfall days, 23mm (0.91") of precipitation is typically accumulated.
When it does not snow in Pirri?
January, March through November are months without snowfall in Pirri.
What is the average length of the day in September in Pirri?
The average day length in September in Pirri, Italy, is 12h and 26min.
When is the sunrise / sunset in September in Pirri?
On the first day of September in Pirri, sunrise is at 06:52 and sunset at 19:54. On the last day of the month, sunrise is at 07:19 and sunset at 19:07 CEST.
How many hours of sunshine does Pirri have in September?
In Pirri, the average sunshine duration in September is 10.3h.
How high is the UV index in September in Pirri?
In Pirri, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.
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 days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Pirri, Italy
  • Average high temperature in September: 25.9°C

The warmest month (with the highest average high temperature) is August (29.9°C).
The month with the lowest average high temperature is January (13.4°C).

  • Average low temperature in September: 19.9°C

The month with the highest average low temperature is August (22°C).
The coldest month (with the lowest average low temperature) is February (7.3°C).

Average pressure in September
Pirri, Italy
  • Average pressure in September: 1015.6mbar

The month with the highest atmospheric pressure is December (1019.2mbar).
The month with the lowest atmospheric pressure is April (1014.2mbar).

Average wind speed in September
Pirri, Italy
  • Average wind speed in September: 12km/h

The windiest months (with the highest average wind speed) are January and February (17.1km/h).
The calmest month (with the lowest average wind speed) is August (10.7km/h).

Average humidity in September
Pirri, Italy
  • Average humidity in September: 68%

The months with the highest relative humidity are January, November and December (77%).
The month with the lowest relative humidity is July (60%).

Average rainfall in September
Pirri, Italy
  • Average rainfall in September: 23mm

The wettest month (with the highest rainfall) is November (66mm).
The driest month (with the least rainfall) is July (5mm).

Average rainfall days in September
Pirri, Italy
  • Average rainfall days in September: 9 days

The month with the highest number of rainy days is November (13.3 days).
The month with the least rainy days is July (3.3 days).

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

The months with the highest number of snowfall days are February and December (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).

Average daylight in September /
Average sunshine in September
Pirri, Italy
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 10h and 2min

The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 12min).

Average sunshine days in September
Pirri, Italy
  • Average sunshine days in September: 17.6 days

The month with the most sunshine days is July (26 days).
The month with the least sunshine days is November (13.7 days).

Average UV index in September
Pirri, Italy
  • Average UV index in September: 6

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

Average cloud cover in September
Pirri, Italy
  • Average cloud cover in September: 14

The month with the most cloud cover is January (Cloud cover 32).
The months with the least cloud cover are July and August (Cloud cover 7).

Average visibility in September
Pirri, Italy
  • Average visibility in September: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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