September weather forecastCastellafiume, Italy
September weather for Castellafiume, Italy: The first month of the autumn, September, is still a pleasant month in Castellafiume, Italy, with an average temperature ranging between min 10.1°C (50.2°F) and max 21.5°C (70.7°F). On the first day of September in Castellafiume, Italy, sunrise is at 06:32 and sunset at 19:40.
September
Weather in September
The first month of the autumn, September, is still a pleasant month in Castellafiume, Italy, with an average temperature ranging between min 10.1°C (50.2°F) and max 21.5°C (70.7°F).Temperature
With September's onset, the average high-temperature recedes from August's warm 27°C (80.6°F) to an agreeable 21.5°C (70.7°F). During the month of September, Castellafiume's nighttime temperature lowers to an average of 10.1°C (50.2°F).Humidity
In September, the average relative humidity in Castellafiume is 73%.Rainfall
In Castellafiume, in September, during 12.8 rainfall days, 44mm (1.73") of precipitation is typically accumulated. In Castellafiume, during the entire year, the rain falls for 178.9 days and collects up to 718mm (28.27") of precipitation.Snowfall
In Castellafiume, snow does not fall in May through October.Daylight
In Castellafiume, the average length of the day in September is 12h and 29min.On the first day of September in Castellafiume, Italy, sunrise is at 06:32 and sunset at 19:40. On the last day of the month, sunrise is at 07:03 and sunset at 18:49 CEST.
Sunshine
In September, the average sunshine in Castellafiume is 10.2h.UV index
In Castellafiume, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index, 4 during September, leads to the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Castellafiume, Italy
- Average high temperature in September: 21.5°C
The warmest month (with the highest average high temperature) is August (27°C).
The month with the lowest average high temperature is January (5.9°C).
- Average low temperature in September: 10.1°C
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is February (-0.9°C).
Average pressure in September
Castellafiume, Italy
- Average pressure in September: 1015.6mbar
The month with the highest atmospheric pressure is December (1018.5mbar).
The months with the lowest atmospheric pressure are April and July (1014mbar).
Average wind speed in September
Castellafiume, Italy
- Average wind speed in September: 6.3km/h
The windiest month (with the highest average wind speed) is February (8.8km/h).
The calmest month (with the lowest average wind speed) is August (5.6km/h).
Average humidity in September
Castellafiume, 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 (64%).
Average rainfall in September
Castellafiume, Italy
- Average rainfall in September: 44mm
The wettest month (with the highest rainfall) is November (91mm).
The driest month (with the least rainfall) is October (33mm).
Average rainfall days in September
Castellafiume, Italy
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is May (19.9 days).
The month with the least rainy days is August (10.4 days).
Average snowfall in September
Castellafiume, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (106mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Castellafiume, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.1 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
Castellafiume, Italy
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 10h and 12min
The month with the most sunshine is August (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in September
Castellafiume, Italy
- Average sunshine days in September: 15.7 days
The months with the most sunshine days are August and October (16.9 days).
The month with the least sunshine days is April (8.7 days).
Average UV index in September
Castellafiume, Italy
- Average UV index in September: 4
The month with the highest UV index is 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
Castellafiume, Italy
- Average cloud cover in September: 30
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 17).
Average visibility in September
Castellafiume, Italy
- Average visibility in September: 9km
The month with the highest visibility is August (10km).
The months with the lowest visibility are January, February, October, November and December (8km).





