September weather forecastCassine, Italy

September

Weather in September

The first month of the autumn, September, is still a warm month in Cassine, Italy, with an average temperature varying between 13.8°C (56.8°F) and 24.1°C (75.4°F).

Temperature

The start of September involves a subtle temperature drop, shifting from 29°C (84.2°F) in August to a still moderately hot 24.1°C (75.4°F). Cassine's September nights cool down to an average low-temperature of 13.8°C (56.8°F).

Humidity

In September, the average relative humidity in Cassine is 75%.

Rainfall

In September, in Cassine, the rain falls for 11.1 days. Throughout September, 39mm (1.54") of precipitation is accumulated. Throughout the year, there are 138.4 rainfall days, and 612mm (24.09") of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In September, the average length of the day is 12h and 31min.
On the first day of the month, sunrise is at 06:48 and sunset at 20:02. On the last day of September, sunrise is at 07:23 and sunset at 19:08 CEST.

Sunshine

In September, the average sunshine in Cassine, Italy, is 9.6h.

UV index

In September, the average daily maximum UV index in Cassine is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high daily UV index of 5 during September translates into the following directions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.

Frequently asked questions

In Cassine, in September, the average high-temperature is 24.1°C (75.4°F), and the average low-temperature is 13.8°C (56.8°F). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is appraised at 33°C (91.4°F).

The average relative humidity in September is 75%.

In Cassine, Italy, in September, it is raining for 11.1 days, with typically 39mm (1.54") of accumulated precipitation.

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

In September, the average day length in Cassine, Italy, is 12h and 31min.

In September, on the first day of the month, sunrise is at 06:48 and sunset at 20:02. On the last day of the month, sunrise is at 07:23 and sunset at 19:08 CEST.

In September, the average sunshine duration in Cassine is 9.6h.

The average daily maximum UV index in September in Cassine is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Cassine, Italy

  • Average high temperature in September: 24.1°C

The warmest month (with the highest average high temperature) is July (29.1°C).
The month with the lowest average high temperature is January (5.8°C).

  • Average low temperature in September: 13.8°C

The month with the highest average low temperature is August (17.1°C).
The coldest month (with the lowest average low temperature) is January (0.5°C).

Average pressure in September
Cassine, Italy

  • Average pressure in September: 1016.5mbar

The month with the highest atmospheric pressure is December (1019.4mbar).
The month with the lowest atmospheric pressure is April (1014.2mbar).

Average wind speed in September
Cassine, Italy

  • Average wind speed in September: 5.5km/h

The windiest months (with the highest average wind speed) are March and April (7.1km/h).
The calmest month (with the lowest average wind speed) is December (5.2km/h).

Average humidity in September
Cassine, Italy

  • Average humidity in September: 75%

The month with the highest relative humidity is November (85%).
The month with the lowest relative humidity is August (72%).

Average rainfall in September
Cassine, Italy

  • Average rainfall in September: 39mm

The wettest month (with the highest rainfall) is November (106mm).
The driest month (with the least rainfall) is January (26mm).

Average rainfall days in September
Cassine, Italy

  • Average rainfall days in September: 11.1 days

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (7.6 days).

Average snowfall in September
Cassine, Italy

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (44mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September
Cassine, Italy

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

  • Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in September: 9h and 36min

The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is November (Average sunshine: 4h and 42min).

Average sunshine days in September
Cassine, Italy

  • Average sunshine days in September: 17.5 days

The month with the most sunshine days is December (21.6 days).
The month with the least sunshine days is June (13.1 days).

Average UV index in September
Cassine, 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 2).

Average cloud cover in September
Cassine, Italy

  • Average cloud cover in September: 28

The month with the most cloud cover is November (Cloud cover 53).
The months with the least cloud cover are July and August (Cloud cover 21).

Average visibility in September
Cassine, Italy

  • Average visibility in September: 9km

The months with the highest visibility are April, May, June, July, August and September (9km).
The month with the lowest visibility is November (7km).