September weather forecastTriflisco, Italy
September weather for Triflisco, Italy: The first month of the autumn, September, is still a warm month in Triflisco, Italy, with an average temperature varying between 17.7°C (63.9°F) and 26.5°C (79.7°F). In Triflisco, during September, the rain falls for 11.4 days and regularly aggregates up to 42mm (1.65") of precipitation.
September
Weather in September
The first month of the autumn, September, is still a warm month in Triflisco, Italy, with an average temperature varying between 17.7°C (63.9°F) and 26.5°C (79.7°F).Temperature
September is characterized by a mild reduction in the average high-temperature, from a tropical 31.3°C (88.3°F) in August to a warm 26.5°C (79.7°F). In Triflisco, September nights witness a steady temperature drop to an enjoyable 17.7°C (63.9°F).Humidity
In Triflisco, Italy, the average relative humidity in September is 64%.Rainfall
In Triflisco, during September, the rain falls for 11.4 days and regularly aggregates up to 42mm (1.65") of precipitation. In Triflisco, during the entire year, the rain falls for 143 days and collects up to 599mm (23.58") of precipitation.Snowfall
In Triflisco, snow does not fall in March through December.Daylight
In Triflisco, Italy, the average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 06:30 and sunset at 19:35. On the last day of September, sunrise is at 06:59 and sunset at 18:46 CEST.
Sunshine
In September, the average sunshine in Triflisco is 10.7h.UV index
In Triflisco, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 6 during September leads to these instructions:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Triflisco, Italy
- Average high temperature in September: 26.5°C
The warmest month (with the highest average high temperature) is August (31.3°C).
The month with the lowest average high temperature is January (11.7°C).
- Average low temperature in September: 17.7°C
The month with the highest average low temperature is August (20.9°C).
The coldest month (with the lowest average low temperature) is February (5.9°C).
Average pressure in September
Triflisco, Italy
- Average pressure in September: 1015.5mbar
The month with the highest atmospheric pressure is December (1018.4mbar).
The months with the lowest atmospheric pressure are April and July (1014mbar).
Average wind speed in September
Triflisco, Italy
- Average wind speed in September: 8.9km/h
The windiest month (with the highest average wind speed) is February (11.6km/h).
The calmest month (with the lowest average wind speed) is August (7.9km/h).
Average humidity in September
Triflisco, Italy
- Average humidity in September: 64%
The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (57%).
Average rainfall in September
Triflisco, Italy
- Average rainfall in September: 42mm
The wettest month (with the highest rainfall) is November (122mm).
The driest month (with the least rainfall) is August (10mm).
Average rainfall days in September
Triflisco, Italy
- Average rainfall days in September: 11.4 days
The months with the highest number of rainy days are March and May (14.5 days).
The month with the least rainy days is August (6 days).
Average snowfall in September
Triflisco, Italy
- Average snowfall in September: 0mm
The months with the highest snowfall are January and February (3mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Triflisco, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Triflisco, Italy
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 10h and 42min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in September
Triflisco, Italy
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is August (20.3 days).
The month with the least sunshine days is May (12.1 days).
Average UV index in September
Triflisco, Italy
- Average UV index in September: 6
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in September
Triflisco, Italy
- Average cloud cover in September: 21
The month with the most cloud cover is January (Cloud cover 43).
The months with the least cloud cover are July and August (Cloud cover 11).
Average visibility in September
Triflisco, Italy
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (10km).
The months with the lowest visibility are January and November (9km).
