September weather forecastTonara, Italy

September

Weather in September

September, the first month of the autumn in Tonara, is also a moderately hot month, with an average temperature fluctuating between 14.9°C (58.8°F) and 24.3°C (75.7°F).

Temperature

September's arrival coincides with a drop in the average high-temperature, decreasing from August's 29.9°C (85.8°F) to a still moderately hot 24.3°C (75.7°F). Tonara usually reports an average low-temperature of 14.9°C (58.8°F) during the month of September.

Humidity

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

Rainfall

In Tonara, during September, the rain falls for 12.1 days and regularly aggregates up to 35mm (1.38") of precipitation. Throughout the year, in Tonara, there are 153.4 rainfall days, and 531mm (20.91") of precipitation is accumulated.

Snowfall

In Tonara, snow does not fall in May through November.

Daylight

The average length of the day in September is 12h and 27min.
On the first day of September in Tonara, sunrise is at 06:51 and sunset at 19:54. On the last day of the month, sunrise is at 07:19 and sunset at 19:07 CEST.

Sunshine

In September, the average sunshine is 10h.

UV index

In September, the average daily maximum UV index in Tonara is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily maximum UV index of 5 in September translates into the following instructions:
Take precautions - Protection against sun damage is advised. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Frequently asked questions

During September, Tonara experiences an average high-temperature of 24.3°C (75.7°F) and a low-temperature of 14.9°C (58.8°F). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is appraised at 32°C (89.6°F).

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

In Tonara, during September, the rain falls for 12.1 days and regularly aggregates up to 35mm (1.38") of precipitation.

In Tonara, Italy, snow does not fall in May through November.

In September, the average day length in Tonara, Italy, is 12h and 27min.

In September, on the first day of the month, sunrise is at 06:51 and sunset at 19:54. On the last day of the month, in Tonara, Italy, sunrise is at 07:19 and sunset at 19:07 CEST.

In September, the average sunshine duration in Tonara is 10h.

In September, the average daily maximum UV index in Tonara is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health 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
Tonara, Italy

  • Average high temperature in September: 24.3°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 (9.9°C).

  • Average low temperature in September: 14.9°C

The month with the highest average low temperature is August (17.8°C).
The coldest month (with the lowest average low temperature) is February (2.5°C).

Average pressure in September
Tonara, Italy

  • Average pressure in September: 1015.6mbar

The month with the highest atmospheric pressure is December (1018.8mbar).
The month with the lowest atmospheric pressure is April (1014mbar).

Average wind speed in September
Tonara, Italy

  • Average wind speed in September: 8.1km/h

The windiest month (with the highest average wind speed) is March (12km/h).
The calmest month (with the lowest average wind speed) is August (6.4km/h).

Average humidity in September
Tonara, Italy

  • Average humidity in September: 70%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are July and August (56%).

Average rainfall in September
Tonara, Italy

  • Average rainfall in September: 35mm

The wettest month (with the highest rainfall) is November (75mm).
The driest month (with the least rainfall) is July (18mm).

Average rainfall days in September
Tonara, Italy

  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is April (16.8 days).
The month with the least rainy days is July (6 days).

Average snowfall in September
Tonara, Italy

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (96mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).

Average snowfall days in September
Tonara, Italy

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (5.3 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
Tonara, Italy

  • Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in September: 10h and 0min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

Average sunshine days in September
Tonara, Italy

  • Average sunshine days in September: 14.8 days

The month with the most sunshine days is August (22.4 days).
The month with the least sunshine days is January (9.9 days).

Average UV index in September
Tonara, Italy

  • Average UV index in September: 5

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in September
Tonara, Italy

  • Average cloud cover in September: 21

The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 9).

Average visibility in September
Tonara, Italy

  • Average visibility in September: 10km

The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, November and December (8km).