September weather forecastCopiano, Italy

September

Weather in September

The first month of the autumn, September, is also a moderately hot month in Copiano, Italy, with temperature in the range of an average high of 24.3°C (75.7°F) and an average low of 14.3°C (57.7°F).

Temperature

September comes with a drop in the average high-temperature, falling from August's moderately hot 29.3°C (84.7°F) to a still warm 24.3°C (75.7°F). Copiano records an average low-temperature of 14.3°C (57.7°F) throughout the month of September.

Humidity

In September, the average relative humidity in Copiano, Italy, is 73%.

Rainfall

In Copiano, in September, during 12.6 rainfall days, 55mm (2.17") of precipitation is typically accumulated. In Copiano, during the entire year, the rain falls for 166.5 days and collects up to 803mm (31.61") of precipitation.

Snowfall

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

Daylight

In September, the average length of the day is 12h and 32min.
On the first day of September, sunrise is at 06:45 and sunset at 20:00. On the last day of the month, sunrise is at 07:20 and sunset at 19:04 CEST.

Sunshine

The average sunshine in September is 9.8h.

UV index

In September, the average daily maximum UV index in Copiano is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, a regular UV index of 5 translates into these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Around midday, solar radiation is most harmful; hence, exposure should be limited. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.

Frequently asked questions

The average high-temperature, in September, in Copiano, is 24.3°C (75.7°F), while the average low-temperature is 14.3°C (57.7°F). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, is evaluated at 33°C (91.4°F).

In September, the average relative humidity in Copiano, Italy, is 73%.

In September, the rain falls for 12.6 days. Throughout September, 55mm (2.17") of precipitation is accumulated.

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

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

On the first day of September in Copiano, sunrise is at 06:45 and sunset at 20:00. On the last day of the month, sunrise is at 07:20 and sunset at 19:04 CEST.

In September, the average sunshine duration is 9.8h.

In Copiano, Italy, the average daily maximum UV index in September 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
Copiano, Italy

  • Average high temperature in September: 24.3°C

The warmest month (with the highest average high temperature) is July (29.5°C).
The month with the lowest average high temperature is January (6.3°C).

  • Average low temperature in September: 14.3°C

The month with the highest average low temperature is August (18.1°C).
The coldest month (with the lowest average low temperature) is January (1.1°C).

Average pressure in September
Copiano, Italy

  • Average pressure in September: 1016.7mbar

The month with the highest atmospheric pressure is December (1019.6mbar).
The months with the lowest atmospheric pressure are April and May (1014.4mbar).

Average wind speed in September
Copiano, Italy

  • Average wind speed in September: 5.5km/h

The windiest month (with the highest average wind speed) is April (7km/h).
The calmest months (with the lowest average wind speed) are August and December (5.3km/h).

Average humidity in September
Copiano, Italy

  • Average humidity in September: 73%

The month with the highest relative humidity is November (84%).
The month with the lowest relative humidity is August (69%).

Average rainfall in September
Copiano, Italy

  • Average rainfall in September: 55mm

The wettest month (with the highest rainfall) is November (96mm).
The driest month (with the least rainfall) is January (36mm).

Average rainfall days in September
Copiano, Italy

  • Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is January (8.1 days).

Average snowfall in September
Copiano, Italy

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (40mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

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

Average daylight in September /
Average sunshine in September
Copiano, 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: 9h and 48min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is November (Average sunshine: 5h and 0min).

Average sunshine days in September
Copiano, Italy

  • Average sunshine days in September: 14.8 days

The month with the most sunshine days is December (19.7 days).
The month with the least sunshine days is July (7.8 days).

Average UV index in September
Copiano, Italy

  • Average UV index in September: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Copiano, Italy

  • Average cloud cover in September: 25

The month with the most cloud cover is November (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 19).

Average visibility in September
Copiano, Italy

  • Average visibility in September: 9km

The month with the highest visibility is June (10km).
The month with the lowest visibility is November (8km).