September weather forecastStra, Italy

September

Weather in September

September, the first month of the autumn in Stra, is still a warm month, with an average temperature fluctuating between 16°C (60.8°F) and 24.5°C (76.1°F).

Temperature

The transition into September involves a small decrease in the average high-temperature, dipping slightly from 29.4°C (84.9°F) in August to a still warm 24.5°C (76.1°F). An average minimum temperature of 16°C (60.8°F) marks the month of September in Stra.

Humidity

The average relative humidity in September in Stra is 70%.

Rainfall

In Stra, in September, it is raining for 11.3 days, with typically 36mm (1.42") of accumulated precipitation. In Stra, Italy, during the entire year, the rain falls for 139.6 days and collects up to 575mm (22.64") of precipitation.

Snowfall

April through November are months without snowfall.

Daylight

In September, the average length of the day is 12h and 32min.
On the first day of September in Stra, sunrise is at 06:34 and sunset at 19:49. On the last day of the month, sunrise is at 07:09 and sunset at 18:54 CEST.

Sunshine

The average sunshine in September is 10.2h.

UV index

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 5 in September transforms into the following instructions:
Be vigilant - Suggestions to stave off sun damage are provided. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.

Frequently asked questions

In Stra, in September, the average high-temperature is 24.5°C (76.1°F), and the average low-temperature is 16°C (60.8°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, in August is estimated at 33°C (91.4°F).

In Stra, Italy, the average relative humidity in September is 70%.

In September, the rain falls for 11.3 days. Throughout September, 36mm (1.42") of precipitation is accumulated.

April through November are months without snowfall in Stra.

In Stra, the average day length in September is 12h and 32min.

In September, on the first day of the month, sunrise is at 06:34 and sunset at 19:49. On the last day of the month, in Stra, sunrise is at 07:09 and sunset at 18:54 CEST.

In September, the average sunshine duration in Stra, Italy, is 10.2h.

In September, the average daily maximum UV index in Stra, Italy, is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from unsafe 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
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Stra, Italy

  • Average high temperature in September: 24.5°C

The warmest month (with the highest average high temperature) is August (29.4°C).
The month with the lowest average high temperature is January (6.6°C).

  • Average low temperature in September: 16°C

The month with the highest average low temperature is August (19.3°C).
The coldest month (with the lowest average low temperature) is January (2°C).

Average pressure in September
Stra, Italy

  • Average pressure in September: 1016.7mbar

The month with the highest atmospheric pressure is December (1019.5mbar).
The months with the lowest atmospheric pressure are May and June (1014.5mbar).

Average wind speed in September
Stra, Italy

  • Average wind speed in September: 7.5km/h

The windiest months (with the highest average wind speed) are February and March (8.7km/h).
The calmest month (with the lowest average wind speed) is December (6.6km/h).

Average humidity in September
Stra, Italy

  • Average humidity in September: 70%

The month with the highest relative humidity is November (80%).
The month with the lowest relative humidity is August (68%).

Average rainfall in September
Stra, Italy

  • Average rainfall in September: 36mm

The wettest month (with the highest rainfall) is June (77mm).
The driest month (with the least rainfall) is January (20mm).

Average rainfall days in September
Stra, Italy

  • Average rainfall days in September: 11.3 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (7 days).

Average snowfall in September
Stra, Italy

  • Average snowfall in September: 0mm

The month with the highest snowfall is February (10mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in September
Stra, Italy

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in September /
Average sunshine in September
Stra, Italy

  • Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in September: 10h and 12min

The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).

Average sunshine days in September
Stra, Italy

  • Average sunshine days in September: 15.4 days

The month with the most sunshine days is December (22.2 days).
The month with the least sunshine days is July (10.6 days).

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

Average cloud cover in September
Stra, Italy

  • Average cloud cover in September: 26

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 19).

Average visibility in September
Stra, Italy

  • Average visibility in September: 10km

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