September weather forecastSerrapetrona, Italy

September

Weather in September

The first month of the autumn, September, is also a moderately hot month in Serrapetrona, Italy, with an average temperature fluctuating between 16°C (60.8°F) and 24.3°C (75.7°F).

Temperature

The shift to September brings a decrease in the average high-temperature, falling from 29.3°C (84.7°F) in August to a still warm 24.3°C (75.7°F). Throughout September, Serrapetrona experiences a low-temperature average of 16°C (60.8°F).

Humidity

The average relative humidity in September is 68%.

Rainfall

In Serrapetrona, in September, during 11.5 rainfall days, 32mm (1.26") of precipitation is typically accumulated. Throughout the year, there are 156.4 rainfall days, and 538mm (21.18") of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Serrapetrona.

Daylight

In Serrapetrona, the average length of the day in September is 12h and 30min.
On the first day of September in Serrapetrona, sunrise is at 06:32 and sunset at 19:42. On the last day of the month, sunrise is at 07:04 and sunset at 18:50 CEST.

Sunshine

In September, the average sunshine in Serrapetrona is 10.8h.

UV index

In September, the average daily maximum UV index in Serrapetrona is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index of 5 during September translates into these guidelines:
Guard yourself - An obligation to protect skin and eyes from harm exists. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.

Frequently asked questions

In September, in Serrapetrona, the average high-temperature is 24.3°C (75.7°F), and the average low-temperature is 16°C (60.8°F). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is computed to be 32°C (89.6°F).

The average relative humidity in September in Serrapetrona, Italy, is 68%.

In Serrapetrona, in September, during 11.5 rainfall days, 32mm (1.26") of precipitation is typically accumulated.

In Serrapetrona, Italy, snow does not fall in April through October.

In Serrapetrona, Italy, the average day length in September is 12h and 30min.

On the first day of September, sunrise is at 06:32 and sunset at 19:42. On the last day of the month, sunrise is at 07:04 and sunset at 18:50 CEST.

In Serrapetrona, the average sunshine duration in September is 10.8h.

In Serrapetrona, Italy, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health risk 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 sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Serrapetrona, Italy

  • Average high temperature in September: 24.3°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 (9.1°C).

  • Average low temperature in September: 16°C

The month with the highest average low temperature is August (19.6°C).
The coldest month (with the lowest average low temperature) is January (4.2°C).

Average pressure in September
Serrapetrona, Italy

  • Average pressure in September: 1015.5mbar

The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is July (1013.4mbar).

Average wind speed in September
Serrapetrona, Italy

  • Average wind speed in September: 8.9km/h

The windiest month (with the highest average wind speed) is February (11km/h).
The calmest month (with the lowest average wind speed) is June (8.4km/h).

Average humidity in September
Serrapetrona, Italy

  • Average humidity in September: 68%

The months with the highest relative humidity are January and November (78%).
The month with the lowest relative humidity is August (60%).

Average rainfall in September
Serrapetrona, Italy

  • Average rainfall in September: 32mm

The wettest month (with the highest rainfall) is May (82mm).
The driest month (with the least rainfall) is August (22mm).

Average rainfall days in September
Serrapetrona, Italy

  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is August (8.7 days).

Average snowfall in September
Serrapetrona, Italy

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (61mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September
Serrapetrona, Italy

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (2.5 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
Serrapetrona, Italy

  • Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 10h and 48min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).

Average sunshine days in September
Serrapetrona, Italy

  • Average sunshine days in September: 16.7 days

The month with the most sunshine days is August (20 days).
The month with the least sunshine days is May (8.7 days).

Average UV index in September
Serrapetrona, 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
Serrapetrona, Italy

  • Average cloud cover in September: 20

The month with the most cloud cover is January (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 12).

Average visibility in September
Serrapetrona, Italy

  • Average visibility in September: 10km

The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (10km).
The months with the lowest visibility are January and November (9km).