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 start of September involves a subtle temperature drop, shifting from a tropical 30.5°C (86.9°F) in August to a moderately hot 26.2°C (79.2°F). An average low-temperature of 20.3°C (68.5°F) is recorded during the nights in September in Salemi.Humidity
In September, the average relative humidity in Salemi, Italy, is 67%.Rainfall
In Salemi, in September, during 9.5 rainfall days, 28mm (1.1") of precipitation is typically accumulated. In Salemi, Italy, during the entire year, the rain falls for 130.5 days and collects up to 433mm (17.05") of precipitation.Snowfall
February through November are months without snowfall in Salemi.Daylight
The average length of the day in September is 12h and 26min.On the first day of September in Salemi, Italy, sunrise is at 06:39 and sunset at 19:38. On the last day of the month, sunrise is at 07:03 and sunset at 18:53 CEST.
Sunshine
The average sunshine in September is 10.7h.UV index
In Salemi, Italy, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for average individuals.Note: A daily high UV index of 6 in September leads to these guidelines:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Frequently asked questions
What are the temperatures in Salemi in September?
What is the average humidity in September in Salemi?
How many days does it rain in September in Salemi?
When it does not snow in Salemi?
What is the average length of the day in September in Salemi?
When are sunrise and sunset in September in Salemi?
How long on average sun shines in September in Salemi?
How high is the UV index in September in Salemi?
Average temperature in September
Salemi, Italy
- Average high temperature in September: 26.2°C
The warmest month (with the highest average high temperature) is August (30.5°C).
The month with the lowest average high temperature is February (13°C).
- Average low temperature in September: 20.3°C
The month with the highest average low temperature is August (22.4°C).
The coldest month (with the lowest average low temperature) is February (7.1°C).
Average pressure in September
Salemi, Italy
- Average pressure in September: 1015.6mbar
The month with the highest atmospheric pressure is December (1019mbar).
The month with the lowest atmospheric pressure is July (1014.2mbar).
Average wind speed in September
Salemi, Italy
- Average wind speed in September: 10.8km/h
The windiest month (with the highest average wind speed) is February (15.8km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).
Average humidity in September
Salemi, Italy
- Average humidity in September: 67%
The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is July (57%).
Average rainfall in September
Salemi, Italy
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is November (73mm).
The driest month (with the least rainfall) is July (2mm).
Average rainfall days in September
Salemi, Italy
- Average rainfall days in September: 9.5 days
The month with the highest number of rainy days is January (17 days).
The month with the least rainy days is July (1.8 days).
Average snowfall in September
Salemi, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is January (3mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Salemi, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Salemi, Italy
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 10h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in September
Salemi, Italy
- Average sunshine days in September: 18.3 days
The month with the most sunshine days is July (29 days).
The month with the least sunshine days is February (11 days).
Average UV index in September
Salemi, Italy
- Average UV index in September: 6
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in September
Salemi, Italy
- Average cloud cover in September: 18
The month with the most cloud cover is January (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 6).
Average visibility in September
Salemi, Italy
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Salemi, Italy
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