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 days in September
- Average sea temperature 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 transition into September reveals an average high-temperature of a still moderately hot 24.2°C (75.6°F), mirroring a close resemblance to August. A slight dip in temperature to a pleasant 22.5°C (72.5°F) marks the average nights in Ponza, Italy, during September.Humidity
In September, the average relative humidity is 69%.Rainfall
In Ponza, during September, the rain falls for 12.5 days and regularly aggregates up to 66mm (2.6") of precipitation. In Ponza, during the entire year, the rain falls for 149.8 days and collects up to 730mm (28.74") of precipitation.Snowfall
In Ponza, snow does not fall in January, March through December.Sea temperature
In Ponza, in September, the average water temperature is 24.4°C (75.9°F).Note: Your comfort in 24.4°C (75.9°F) waters hinges on your relationship with the cold, today's sunny disposition, wind patterns, and the air's temperature. For context, Olympic swimmers are no strangers to waters of 25°C (77°F) to 28°C (82.4°F).
Daylight
In September, the average length of the day in Ponza is 12h and 28min.On the first day of September, sunrise is at 06:35 and sunset at 19:40. On the last day of the month, sunrise is at 07:04 and sunset at 18:51 CEST.
Sunshine
The average sunshine in September is 10.7h.UV index
In September, the average daily maximum UV index in Ponza is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for average individuals.Note: During September, 6 as the daily maximum UV index converts into the following advice:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Notice! The reflection of water and sand increases the UV radiation significantly.
Frequently asked questions
What is the usual temperature for Ponza in September?
What is the average humidity in September in Ponza?
How many days does it rain in September in Ponza?
When it does not snow in Ponza?
How warm is the water in September in Ponza?
How many hours of daylight does Ponza have in September?
When is the sunrise / sunset in September in Ponza?
How many hours of sunshine does Ponza have in September?
What is the UV index intensity in September in Ponza?
Average temperature in September
Ponza, Italy
- Average high temperature in September: 24.2°C
The warmest month (with the highest average high temperature) is August (26.6°C).
The month with the lowest average high temperature is February (13.2°C).
- Average low temperature in September: 22.5°C
The month with the highest average low temperature is August (24.9°C).
The coldest month (with the lowest average low temperature) is February (11°C).
Average pressure in September
Ponza, Italy
- Average pressure in September: 1015.7mbar
The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is April (1014.1mbar).
Average wind speed in September
Ponza, Italy
- Average wind speed in September: 15.2km/h
The windiest month (with the highest average wind speed) is November (21.1km/h).
The calmest month (with the lowest average wind speed) is August (13.4km/h).
Average humidity in September
Ponza, Italy
- Average humidity in September: 69%
The month with the highest relative humidity is April (75%).
The month with the lowest relative humidity is December (68%).
Average rainfall in September
Ponza, Italy
- Average rainfall in September: 66mm
The wettest month (with the highest rainfall) is November (156mm).
The driest month (with the least rainfall) is August (9mm).
Average rainfall days in September
Ponza, Italy
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is November (18.4 days).
The month with the least rainy days is August (3.8 days).
Average snowfall days in September
Ponza, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average sea temperature in September
Ponza, Italy
- Average sea temperature in September: 24.4°C
The best month for swimming (with the highest average sea temperature) is August (25.5°C).
The coldest month (with the lowest average sea temperature) is February (14.1°C).
Average daylight in September /
Average sunshine in September
Ponza, Italy
- Average daylight in September: 12h and 3min
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 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 36min).
Average sunshine days in September
Ponza, Italy
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is August (25.8 days).
The month with the least sunshine days is November (9.3 days).
Average UV index in September
Ponza, 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, March and December (UV index 4).
Average cloud cover in September
Ponza, Italy
- Average cloud cover in September: 20
The month with the most cloud cover is January (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 8).
Average visibility in September
Ponza, 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).
Ponza, Italy
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