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
As August shifts into September, a slight alteration in temperatures is observed, with average highs reducing from 28.6°C (83.5°F) to a still warm 23.3°C (73.9°F). Nighttime temperatures in September average to a cool 12.5°C (54.5°F) in Castel di Casio.Humidity
The average relative humidity in September is 73%.Rainfall
In Castel di Casio, Italy, in September, during 13.5 rainfall days, 46mm (1.81") of precipitation is typically accumulated. Throughout the year, there are 162.7 rainfall days, and 665mm (26.18") of precipitation is accumulated.Snowfall
In Castel di Casio, snow does not fall in April through November.Daylight
In September, the average length of the day is 12h and 31min.On the first day of the month, sunrise is at 06:39 and sunset at 19:51. On the last day of September, sunrise is at 07:12 and sunset at 18:58 CEST.
Sunshine
In September, the average sunshine is 10h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 4 during September translates into these guidelines:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Castel di Casio in September?
What is the average humidity in September in Castel di Casio?
How many days does it rain in September in Castel di Casio?
When it does not snow in Castel di Casio?
What is the average length of the day in September in Castel di Casio?
What time are sunrise and sunset in September in Castel di Casio?
How long on average sun shines in September in Castel di Casio?
How high is the UV index in September in Castel di Casio?
Average temperature in September
Castel di Casio, Italy
- Average high temperature in September: 23.3°C
The warmest month (with the highest average high temperature) is August (28.6°C).
The month with the lowest average high temperature is January (7.1°C).
- Average low temperature in September: 12.5°C
The month with the highest average low temperature is August (16°C).
The coldest month (with the lowest average low temperature) is January (0.9°C).
Average pressure in September
Castel di Casio, 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 (1013.5mbar).
Average wind speed in September
Castel di Casio, Italy
- Average wind speed in September: 8.2km/h
The windiest month (with the highest average wind speed) is February (11km/h).
The calmest months (with the lowest average wind speed) are July and August (7.5km/h).
Average humidity in September
Castel di Casio, Italy
- Average humidity in September: 73%
The month with the highest relative humidity is November (86%).
The month with the lowest relative humidity is August (65%).
Average rainfall in September
Castel di Casio, Italy
- Average rainfall in September: 46mm
The wettest month (with the highest rainfall) is November (85mm).
The driest month (with the least rainfall) is August (39mm).
Average rainfall days in September
Castel di Casio, Italy
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is August (10.9 days).
Average snowfall in September
Castel di Casio, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (16mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Castel di Casio, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Castel di Casio, Italy
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 10h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 42min).
The months with the least sunshine are January and February (Average sunshine: 5h and 6min).
Average sunshine days in September
Castel di Casio, Italy
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is December (16.9 days).
The month with the least sunshine days is May (11.4 days).
Average UV index in September
Castel di Casio, Italy
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in September
Castel di Casio, Italy
- Average cloud cover in September: 28
The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 18).
Average visibility in September
Castel di Casio, Italy
- Average visibility in September: 9km
The months with the highest visibility are April, May, June, July, August and September (9km).
The months with the lowest visibility are January, February, March, October, November and December (8km).
