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
September
Weather in September
Temperature
Arrival of September comes with a reduction in the average high-temperature, falling from a moderately hot 29.3°C (84.7°F) in August to a still warm 23.4°C (74.1°F). During September nights, Pietragalla witnesses a consistent average temperature of 13.3°C (55.9°F).Humidity
The average relative humidity in September is 69%.Rainfall
In Pietragalla, in September, it is raining for 16 days, with typically 52mm (2.05") of accumulated precipitation. In Pietragalla, Italy, during the entire year, the rain falls for 179 days and collects up to 696mm (27.4") of precipitation.Snowfall
In Pietragalla, snow does not fall in May through October.Daylight
The average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 06:23 and sunset at 19:28. On the last day of September, in Pietragalla, sunrise is at 06:52 and sunset at 18:40 CEST.
Sunshine
In Pietragalla, the average sunshine in September is 10.2h.UV index
The average daily maximum UV index in September in Pietragalla, Italy, is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: In September, the maximum UV index of 5 suggests these recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. It's recommended to limit sun exposure when its radiation is at its peak during midday. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Pietragalla?
What is the average humidity in September in Pietragalla?
How much does it rain in Pietragalla in September?
When it does not snow in Pietragalla?
How many hours of daylight does Pietragalla have in September?
What time are sunrise and sunset in September in Pietragalla?
How many hours of sunshine does Pietragalla have in September?
What is the UV index intensity in September in Pietragalla?
Average temperature in September
Pietragalla, Italy
- Average high temperature in September: 23.4°C
The warmest month (with the highest average high temperature) is August (29.3°C).
The month with the lowest average high temperature is January (7.8°C).
- Average low temperature in September: 13.3°C
The month with the highest average low temperature is August (16.3°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in September
Pietragalla, Italy
- Average pressure in September: 1015.2mbar
The month with the highest atmospheric pressure is December (1018.1mbar).
The month with the lowest atmospheric pressure is July (1013.3mbar).
Average wind speed in September
Pietragalla, Italy
- Average wind speed in September: 7.6km/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 (6.9km/h).
Average humidity in September
Pietragalla, Italy
- Average humidity in September: 69%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (58%).
Average rainfall in September
Pietragalla, Italy
- Average rainfall in September: 52mm
The wettest month (with the highest rainfall) is May (80mm).
The driest month (with the least rainfall) is December (43mm).
Average rainfall days in September
Pietragalla, Italy
- Average rainfall days in September: 16 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is December (11.9 days).
Average snowfall in September
Pietragalla, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (121mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Pietragalla, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.2 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
Pietragalla, Italy
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 10h and 1min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in September
Pietragalla, Italy
- Average sunshine days in September: 11.5 days
The month with the most sunshine days is July (16.8 days).
The month with the least sunshine days is May (9.5 days).
Average UV index in September
Pietragalla, Italy
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in September
Pietragalla, Italy
- Average cloud cover in September: 26
The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in September
Pietragalla, Italy
- Average visibility in September: 9km
The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February and November (8km).
