September weather forecastColledara, Italy

September

Weather in September

September, the first month of the autumn in Colledara, is still a pleasant month, with temperature in the range of an average low of 13.5°C (56.3°F) and an average high of 22.5°C (72.5°F).

Temperature

The arrival of September signals a shift in temperature, down from a warm 27.7°C (81.9°F) in August to an agreeable 22.5°C (72.5°F). During the September nights, an average temperature of 13.5°C (56.3°F) is observed in Colledara.

Humidity

In Colledara, the average relative humidity in September is 71%.

Rainfall

In Colledara, in September, during 14.3 rainfall days, 49mm (1.93") of precipitation is typically accumulated. In Colledara, Italy, during the entire year, the rain falls for 191.5 days and collects up to 769mm (30.28") of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In Colledara, the average length of the day in September is 12h and 29min.
On the first day of September in Colledara, sunrise is at 06:30 and sunset at 19:39. On the last day of the month, sunrise is at 07:01 and sunset at 18:48 CEST.

Sunshine

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

UV index

In September, the average daily maximum UV index in Colledara is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average maximum UV index of 5 in September leads to these recommendations:
Act with care - The need to guard against sun damage is communicated. To guard against the harmful effects of the Sun, minimize exposure during midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

Frequently asked questions

An average high-temperature, in September, in Colledara, is 22.5°C (72.5°F) and the average low-temperature is 13.5°C (56.3°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is computed to be 29°C (84.2°F).

The average relative humidity in September is 71%.

In September, in Colledara, the rain falls for 14.3 days. Throughout September, 49mm (1.93") of precipitation is accumulated.

In Colledara, snow does not fall in May through October.

The average day length in September in Colledara, Italy, is 12h and 29min.

In September, on the first day of the month, sunrise is at 06:30 and sunset at 19:39. On the last day of the month, sunrise is at 07:01 and sunset at 18:48 CEST.

The average sunshine duration in September in Colledara is 10.8h.

In Colledara, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's 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
Colledara, Italy

  • Average high temperature in September: 22.5°C

The warmest month (with the highest average high temperature) is August (27.7°C).
The month with the lowest average high temperature is January (7.6°C).

  • Average low temperature in September: 13.5°C

The month with the highest average low temperature is August (17.2°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).

Average pressure in September
Colledara, Italy

  • Average pressure in September: 1015.5mbar

The month with the highest atmospheric pressure is December (1018.5mbar).
The month with the lowest atmospheric pressure is July (1013.6mbar).

Average wind speed in September
Colledara, Italy

  • Average wind speed in September: 7.3km/h

The windiest month (with the highest average wind speed) is February (8.9km/h).
The calmest months (with the lowest average wind speed) are June and July (7.1km/h).

Average humidity in September
Colledara, Italy

  • Average humidity in September: 71%

The months with the highest relative humidity are January and November (80%).
The month with the lowest relative humidity is August (63%).

Average rainfall in September
Colledara, Italy

  • Average rainfall in September: 49mm

The wettest month (with the highest rainfall) is May (100mm).
The driest month (with the least rainfall) is August (46mm).

Average rainfall days in September
Colledara, Italy

  • Average rainfall days in September: 14.3 days

The month with the highest number of rainy days is May (21.5 days).
The month with the least rainy days is August (12.6 days).

Average snowfall in September
Colledara, Italy

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (86mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in September
Colledara, Italy

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.9 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
Colledara, 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 month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

Average sunshine days in September
Colledara, Italy

  • Average sunshine days in September: 12.8 days

The month with the most sunshine days is August (15.8 days).
The month with the least sunshine days is May (6.9 days).

Average UV index in September
Colledara, Italy

  • Average UV index in September: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in September
Colledara, Italy

  • Average cloud cover in September: 21

The month with the most cloud cover is January (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 14).

Average visibility in September
Colledara, Italy

  • Average visibility in September: 10km

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