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 arrival of September corresponds with a reduction in the average high-temperature, down from August's warm 26.3°C (79.3°F) to a pleasant 20.2°C (68.4°F). An average nighttime temperature of 9.4°C (48.9°F) is noted during the month of September.Humidity
In September, the average relative humidity is 81%.Rainfall
In Rosalnice, in September, it is raining for 13.6 days, with typically 67mm (2.64") of accumulated precipitation. Throughout the year, in Rosalnice, there are 159.5 rainfall days, and 752mm (29.61") of precipitation is accumulated.Snowfall
In Rosalnice, snow does not fall in May through September.Daylight
In September, the average length of the day is 12h and 32min.On the first day of the month, sunrise is at 06:20 and sunset at 19:36. On the last day of September, sunrise is at 06:56 and sunset at 18:40 CEST.
Sunshine
In September, the average sunshine is 9h.UV index
In Rosalnice, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: During September, 3 as the daily maximum UV index converts into the following advice:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Minimize direct exposure to the Sun during midday when its radiation is at its peak. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Frequently asked questions
What are the temperatures in Rosalnice in September?
What is the average humidity in September in Rosalnice?
How many days does it rain in September in Rosalnice?
When it does not snow in Rosalnice?
Does it snow in Rosalnice in September?
How many hours of daylight does Rosalnice have in September?
When are sunrise and sunset in September in Rosalnice?
How long on average sun shines in September in Rosalnice?
What is the UV index reading in September in Rosalnice?
Average temperature in September
Rosalnice, Slovenia
- Average high temperature in September: 20.2°C
The warmest month (with the highest average high temperature) is August (26.3°C).
The month with the lowest average high temperature is January (3.2°C).
- Average low temperature in September: 9.4°C
The months with the highest average low temperature are July and August (12.8°C).
The coldest month (with the lowest average low temperature) is January (-2.8°C).
Average pressure in September
Rosalnice, Slovenia
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is December (1020.2mbar).
The months with the lowest atmospheric pressure are May and June (1014.8mbar).
Average wind speed in September
Rosalnice, Slovenia
- Average wind speed in September: 5.9km/h
The windiest month (with the highest average wind speed) is March (8.2km/h).
The calmest month (with the lowest average wind speed) is August (5.6km/h).
Average humidity in September
Rosalnice, Slovenia
- Average humidity in September: 81%
The months with the highest relative humidity are January and November (88%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Rosalnice, Slovenia
- Average rainfall in September: 67mm
The wettest month (with the highest rainfall) is May (106mm).
The driest month (with the least rainfall) is January (42mm).
Average rainfall days in September
Rosalnice, Slovenia
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is February (9.7 days).
Average snowfall in September
Rosalnice, Slovenia
- Average snowfall in September: 0mm
The month with the highest snowfall is February (154mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Rosalnice, Slovenia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rosalnice, Slovenia
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in September: 9h and 0min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in September
Rosalnice, Slovenia
- Average sunshine days in September: 14.1 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (8.3 days).
Average UV index in September
Rosalnice, 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
Rosalnice, Slovenia
- Average cloud cover in September: 37
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in September
Rosalnice, 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 and November (7km).
Rosalnice, Slovenia
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