September weather forecastSummonte, Italy

September

Weather in September

September, the first month of the autumn in Summonte, is still a warm month, with temperature in the range of an average high of 25.2°C (77.4°F) and an average low of 16.1°C (61°F).

Temperature

As September begins, there is a decrease in the average high-temperature, falling from a tropical 30.6°C (87.1°F) in August to a moderately hot 25.2°C (77.4°F). Summonte in September anticipates an average nighttime temperature of 16.1°C (61°F).

Humidity

In September, the average relative humidity is 67%.

Rainfall

In Summonte, during September, the rain falls for 12.5 days and regularly aggregates up to 41mm (1.61") of precipitation. Throughout the year, there are 151.8 rainfall days, and 554mm (21.81") of precipitation is accumulated.

Snowfall

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

Daylight

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 19:33. On the last day of September, in Summonte, Italy, sunrise is at 06:57 and sunset at 18:44 CEST.

Sunshine

In Summonte, the average sunshine in September is 10.7h.

UV index

In Summonte, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 5 transforms into these recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Frequently asked questions

The high-temperature, in September, in Summonte, records 25.2°C (77.4°F), while the low-temperature is 16.1°C (61°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, in August is appraised at 34°C (93.2°F).

In September, the average relative humidity in Summonte is 67%.

In Summonte, during September, the rain falls for 12.5 days and regularly aggregates up to 41mm (1.61") of precipitation.

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

In Summonte, Italy, the average day length in September is 12h and 28min.

In September, on the first day of the month, sunrise is at 06:28 and sunset at 19:33. On the last day of the month, sunrise is at 06:57 and sunset at 18:44 CEST.

In Summonte, Italy, the average sunshine duration in September is 10.7h.

In September, the average daily maximum UV index in Summonte is 5. A UV Index reading of 3 to 5 represents 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
Summonte, 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
Summonte, 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
Summonte, 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
Summonte, 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
Summonte, 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
Summonte, 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
Summonte, 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
Summonte, 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
Summonte, Italy

  • Average daylight in September: 12h and 30min

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 42min

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
Summonte, 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
Summonte, 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
Summonte, 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
Summonte, 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).