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 transition into September involves a decrease in the average high-temperature, falling from a moderately hot 25.3°C (77.5°F) in August to a comfortable 19.5°C (67.1°F). An average low-temperature of 10.1°C (50.2°F) marks the month of September.Humidity
In Stara Vrhnika, the average relative humidity in September is 81%.Rainfall
In September, the rain falls for 16.1 days. Throughout September, 102mm (4.02") of precipitation is accumulated. Throughout the year, in Stara Vrhnika, there are 189.7 rainfall days, and 1125mm (44.29") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Stara Vrhnika, Slovenia.Daylight
In September, the average length of the day in Stara Vrhnika is 12h and 32min.On the first day of the month, sunrise is at 06:24 and sunset at 19:41. On the last day of September, sunrise is at 07:00 and sunset at 18:44 CEST.
Sunshine
In Stara Vrhnika, Slovenia, the average sunshine in September is 9.3h.UV index
The average daily maximum UV index in September in Stara Vrhnika, Slovenia, is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 3 during September translates into the following directions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
What are the temperatures in Stara Vrhnika in September?
What is the average humidity in September in Stara Vrhnika?
How much does it rain in Stara Vrhnika in September?
When it does not snow in Stara Vrhnika?
Does it snow in Stara Vrhnika in September?
How many hours of daylight does Stara Vrhnika have in September?
What time are sunrise and sunset in September in Stara Vrhnika?
How many hours of sunshine does Stara Vrhnika have in September?
What is the UV index reading in September in Stara Vrhnika?
Average temperature in September
Stara Vrhnika, Slovenia
- Average high temperature in September: 19.5°C
The warmest month (with the highest average high temperature) is August (25.3°C).
The month with the lowest average high temperature is January (3.2°C).
- Average low temperature in September: 10.1°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (-2.3°C).
Average pressure in September
Stara Vrhnika, Slovenia
- Average pressure in September: 1017.3mbar
The month with the highest atmospheric pressure is December (1019.9mbar).
The months with the lowest atmospheric pressure are May and June (1014.8mbar).
Average wind speed in September
Stara Vrhnika, Slovenia
- Average wind speed in September: 7.8km/h
The windiest month (with the highest average wind speed) is March (9.7km/h).
The calmest months (with the lowest average wind speed) are July and August (7km/h).
Average humidity in September
Stara Vrhnika, Slovenia
- Average humidity in September: 81%
The month with the highest relative humidity is November (89%).
The months with the lowest relative humidity are July and August (74%).
Average rainfall in September
Stara Vrhnika, Slovenia
- Average rainfall in September: 102mm
The wettest month (with the highest rainfall) is November (134mm).
The driest month (with the least rainfall) is April (70mm).
Average rainfall days in September
Stara Vrhnika, Slovenia
- Average rainfall days in September: 16.1 days
The month with the highest number of rainy days is May (22.5 days).
The month with the least rainy days is February (11.6 days).
Average snowfall in September
Stara Vrhnika, Slovenia
- Average snowfall in September: 0mm
The month with the highest snowfall is February (273mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Stara Vrhnika, Slovenia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (12.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Stara Vrhnika, Slovenia
- 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 months with the most sunshine are July and August (Average sunshine: 11h and 12min).
The months with the least sunshine are February and November (Average sunshine: 4h and 24min).
Average sunshine days in September
Stara Vrhnika, Slovenia
- Average sunshine days in September: 12.3 days
The month with the most sunshine days is October (14.1 days).
The month with the least sunshine days is May (6.3 days).
Average UV index in September
Stara Vrhnika, Slovenia
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Stara Vrhnika, Slovenia
- Average cloud cover in September: 37
The month with the most cloud cover is November (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in September
Stara Vrhnika, Slovenia
- Average visibility in September: 8km
The months with the highest visibility are April, June, July and August (9km).
The months with the lowest visibility are January, February, October, November and December (7km).
Stara Vrhnika, Slovenia
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