September weather forecast
Chiusdino, Italy

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September

Weather in September

September, the first month of the autumn in Chiusdino, is also a moderately hot month, with an average temperature varying between 24.5°C (76.1°F) and 13.2°C (55.8°F).

Temperature

Observing a mild shift, the average high-temperature during September reduces from August's hot 30.3°C (86.5°F) to a warm 24.5°C (76.1°F). September nights experience a consistent temperature drop to a moderate 13.2°C (55.8°F).

Humidity

In September, the average relative humidity in Chiusdino is 72%.

Rainfall

In Chiusdino, during September, the rain falls for 9.4 days and regularly aggregates up to 35mm (1.38") of precipitation. In Chiusdino, during the entire year, the rain falls for 123.6 days and collects up to 363mm (14.29") of precipitation.

Snowfall

In Chiusdino, snow does not fall in April through November.

Daylight

In September, the average length of the day is 12h and 30min.
On the first day of the month, sunrise is at 06:40 and sunset at 19:50. On the last day of September, in Chiusdino, sunrise is at 07:12 and sunset at 18:58 CEST.

Sunshine

The average sunshine in September in Chiusdino is 10.4h.

UV index

In September, the average daily maximum UV index in Chiusdino is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index, 5 in September, converts into the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Updated: Jan 30, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Chiusdino in September?
During September, Chiusdino experiences an average high-temperature of 24.5°C (76.1°F) and a low-temperature of 13.2°C (55.8°F). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is computed to be 34°C (93.2°F).
What is the average humidity in September in Chiusdino?
The average relative humidity in September in Chiusdino is 72%.
How many days does it rain in September in Chiusdino?
In Chiusdino, Italy, in September, during 9.4 rainfall days, 35mm (1.38") of precipitation is typically accumulated.
When it does not snow in Chiusdino?
In Chiusdino, Italy, snow does not fall in April through November.
What is the average length of the day in September in Chiusdino?
In September, the average day length in Chiusdino, Italy, is 12h and 30min.
When are sunrise and sunset in September in Chiusdino?
In September, on the first day of the month, sunrise is at 06:40 and sunset at 19:50. On the last day of the month, in Chiusdino, Italy, sunrise is at 07:12 and sunset at 18:58 CEST.
How long on average sun shines in September in Chiusdino?
In Chiusdino, the average sunshine duration in September is 10.4h.
What is the UV index reading in September in Chiusdino?
In Chiusdino, Italy, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
Today
Tomorrow
Long-term
YearJFMAMJJASeptemberOND
Aug
September
Oct
Average high temperature
30.3°C
24.5°C
19.5°C
Average low temperature
16.3°C
13.2°C
10.1°C
Average pressure
1014.3mbar
1015.5mbar
1016.4mbar
Average wind speed
7.2km/h
8km/h
8.2km/h
Average max. wind speed
8.8km/h
8.6km/h
9.2km/h
Average wind speed gusts
10.9km/h
12.5km/h
13.3km/h
Average humidity
63%
72%
78%
Average rainfall
14mm
35mm
32mm
Average rainfall days
5.8
9.4
9.8
Average snowfall
0mm
0mm
0mm
Average snowfall days
0
0
0
Average daylight
13h 5min
12h 3min
11h 0min
Average sunshine
11h 5min
10h 2min
6h 2min
Average sunshine days
23.9
18.9
19.2
Average UV index
6
5
4
Average cloud cover
13%
23%
33%
Average visibility
9km
9km
8km
Average temperature in September
Chiusdino, Italy
  • Average high temperature in September: 24.5°C

The warmest month (with the highest average high temperature) is August (30.3°C).
The month with the lowest average high temperature is January (8.5°C).

  • Average low temperature in September: 13.2°C

The month with the highest average low temperature is August (16.3°C).
The coldest month (with the lowest average low temperature) is January (1.9°C).

Average pressure in September
Chiusdino, Italy
  • Average pressure in September: 1015.5mbar

The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is July (1013.5mbar).

Average wind speed in September
Chiusdino, Italy
  • Average wind speed in September: 8km/h

The windiest months (with the highest average wind speed) are February and March (10.8km/h).
The calmest month (with the lowest average wind speed) is June (7.1km/h).

Average humidity in September
Chiusdino, Italy
  • Average humidity in September: 72%

The month with the highest relative humidity is November (85%).
The month with the lowest relative humidity is August (63%).

Average rainfall in September
Chiusdino, Italy
  • Average rainfall in September: 35mm

The wettest month (with the highest rainfall) is November (50mm).
The driest month (with the least rainfall) is August (14mm).

Average rainfall days in September
Chiusdino, Italy
  • Average rainfall days in September: 9.4 days

The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is August (5.8 days).

Average snowfall in September
Chiusdino, Italy
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (20mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in September
Chiusdino, 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 and October (0 days).

Average daylight in September /
Average sunshine in September
Chiusdino, Italy
  • Average daylight in September: 12h and 3min

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 2min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).

Average sunshine days in September
Chiusdino, Italy
  • Average sunshine days in September: 18.9 days

The month with the most sunshine days is August (23.9 days).
The month with the least sunshine days is February (14.6 days).

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

Average cloud cover in September
Chiusdino, Italy
  • Average cloud cover in September: 23

The months with the most cloud cover are January, February and November (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 13).

Average visibility in September
Chiusdino, Italy
  • Average visibility in September: 9km

The months with the highest visibility are February, March, April, May, June, July, August, September and December (9km).
The months with the lowest visibility are January, October and November (8km).

°Celsius°Fahrenheit
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