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
September signifies a gentle decline in Osogna's average high-temperature, easing from an agreeable 21.4°C (70.5°F) in August to a refreshing 17.1°C (62.8°F). An average nighttime temperature of 7.5°C (45.5°F) is recorded in Osogna during September.Humidity
In September, the average relative humidity in Osogna is 78%.Rainfall
In September, in Osogna, Switzerland, the rain falls for 12.2 days. Throughout September, 32mm (1.26") of precipitation is accumulated. In Osogna, during the entire year, the rain falls for 137.8 days and collects up to 669mm (26.34") of precipitation.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in September is 12h and 32min.On the first day of September in Osogna, sunrise is at 06:45 and sunset at 20:02. On the last day of the month, sunrise is at 07:21 and sunset at 19:05 CEST.
Sunshine
The average sunshine in September in Osogna, Switzerland, is 9.4h.UV index
In September, the average daily maximum UV index in Osogna is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: In September, the maximum UV index of 4 suggests these recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Osogna in September?
What is the average humidity in September in Osogna?
How many days does it rain in September in Osogna?
When it does not snow in Osogna?
How many hours of daylight does Osogna have in September?
When are sunrise and sunset in September in Osogna?
How long on average sun shines in September in Osogna?
What is the UV index reading in September in Osogna?
Average temperature in September
Osogna, Switzerland
- Average high temperature in September: 17.1°C
The warmest month (with the highest average high temperature) is July (21.9°C).
The month with the lowest average high temperature is January (1.6°C).
- Average low temperature in September: 7.5°C
The months with the highest average low temperature are July and August (11.1°C).
The coldest month (with the lowest average low temperature) is February (-5.1°C).
Average pressure in September
Osogna, Switzerland
- Average pressure in September: 1017.8mbar
The month with the highest atmospheric pressure is December (1020.6mbar).
The month with the lowest atmospheric pressure is April (1015.1mbar).
Average wind speed in September
Osogna, Switzerland
- Average wind speed in September: 6.4km/h
The windiest month (with the highest average wind speed) is February (7.4km/h).
The calmest month (with the lowest average wind speed) is November (5.7km/h).
Average humidity in September
Osogna, Switzerland
- Average humidity in September: 78%
The month with the highest relative humidity is November (83%).
The month with the lowest relative humidity is July (75%).
Average rainfall in September
Osogna, Switzerland
- Average rainfall in September: 32mm
The wettest month (with the highest rainfall) is November (118mm).
The driest month (with the least rainfall) is January (15mm).
Average rainfall days in September
Osogna, Switzerland
- Average rainfall days in September: 12.2 days
The month with the highest number of rainy days is June (15.9 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in September
Osogna, Switzerland
- Average snowfall in September: 0mm
The month with the highest snowfall is February (12mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Osogna, Switzerland
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (1.3 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight in September /
Average sunshine in September
Osogna, Switzerland
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is November (Average sunshine: 5h and 30min).
Average sunshine days in September
Osogna, Switzerland
- Average sunshine days in September: 14.8 days
The month with the most sunshine days is January (23.7 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in September
Osogna, Switzerland
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in September
Osogna, Switzerland
- Average cloud cover in September: 32
The month with the most cloud cover is November (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in September
Osogna, Switzerland
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, June, July, August and December (9km).
The months with the lowest visibility are September, October and November (8km).
