Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The onset of September entails a temperature shift, as the average high-temperature decreases from 29°C (84.2°F) in August to a still moderately hot 23.2°C (73.8°F). Spoleto's nighttime temperature in September falls to an average of 11.7°C (53.1°F).Humidity
In September, the average relative humidity in Spoleto is 71%.Rainfall
In September, in Spoleto, the rain falls for 10.8 days. Throughout September, 28mm (1.1") of precipitation is accumulated. Throughout the year, in Spoleto, there are 158.4 rainfall days, and 528mm (20.79") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 06:34 and sunset at 19:43. On the last day of September, in Spoleto, Italy, sunrise is at 07:05 and sunset at 18:52 CEST.
Sunshine
In September, the average sunshine in Spoleto is 10.8h.UV index
In Spoleto, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: In September, the maximum UV index of 5 transforms into these recommendations:
Act with care - The need to guard against sun damage is communicated. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Frequently asked questions
What is the average September temperature in Spoleto?
What is the average humidity in September in Spoleto?
How much does it rain in Spoleto in September?
When it does not snow in Spoleto?
How many hours of daylight does Spoleto have in September?
What time are sunrise and sunset in September in Spoleto?
How many hours of sunshine does Spoleto have in September?
What is the UV index intensity in September in Spoleto?
Average temperature in September
Spoleto, Italy
- Average high temperature in September: 23.2°C
The warmest month (with the highest average high temperature) is August (29°C).
The month with the lowest average high temperature is January (7.2°C).
- Average low temperature in September: 11.7°C
The month with the highest average low temperature is August (14.9°C).
The coldest month (with the lowest average low temperature) is January (0.8°C).
Average pressure in September
Spoleto, Italy
- Average pressure in September: 1015.5mbar
The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is July (1013.7mbar).
Average wind speed in September
Spoleto, Italy
- Average wind speed in September: 7.8km/h
The windiest month (with the highest average wind speed) is February (10.5km/h).
The calmest months (with the lowest average wind speed) are July and August (7.1km/h).
Average humidity in September
Spoleto, Italy
- Average humidity in September: 71%
The month with the highest relative humidity is November (83%).
The month with the lowest relative humidity is August (62%).
Average rainfall in September
Spoleto, Italy
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is November (76mm).
The driest month (with the least rainfall) is August (18mm).
Average rainfall days in September
Spoleto, Italy
- Average rainfall days in September: 10.8 days
The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is August (6.1 days).
Average snowfall in September
Spoleto, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (40mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Spoleto, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (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
Spoleto, 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 5min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The months with the least sunshine are January and February (Average sunshine: 6h and 0min).
Average sunshine days in September
Spoleto, Italy
- Average sunshine days in September: 16.8 days
The month with the most sunshine days is August (23.9 days).
The month with the least sunshine days is May (9.7 days).
Average UV index in September
Spoleto, 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 and December (UV index 2).
Average cloud cover in September
Spoleto, Italy
- Average cloud cover in September: 21
The month with the most cloud cover is February (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 12).
Average visibility in September
Spoleto, Italy
- Average visibility in September: 9km
The months with the highest visibility are July and August (10km).
The months with the lowest visibility are January, February, March, April, May, June, September, October, November and December (9km).
Spoleto, Italy
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