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
With September's arrival, Horjul's weather changes as the average high-temperature falls from a moderately hot 26.1°C (79°F) in August to an agreeable 20.1°C (68.2°F). Throughout the month of September, the nighttime temperature in Horjul dips to an average of 9.2°C (48.6°F).Humidity
In Horjul, the average relative humidity in September is 81%.Rainfall
In Horjul, during September, the rain falls for 12.3 days and regularly aggregates up to 69mm (2.72") of precipitation. Throughout the year, there are 149.6 rainfall days, and 762mm (30") of precipitation is accumulated.Snowfall
In Horjul, Slovenia, snow does not fall in May through September.Daylight
In September, the average length of the day in Horjul is 12h and 32min.On the first day of September, sunrise is at 06:24 and sunset at 19:41. On the last day of the month, sunrise is at 07:00 and sunset at 18:44 CEST.
Sunshine
In September, the average sunshine in Horjul is 9.1h.UV index
The average daily maximum UV index in September in Horjul is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 3 during September translates into the following guidance:
Put precautions into practice - Guidance to elude sunburn is provided. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Frequently asked questions
What is the usual temperature for Horjul in September?
What is the average humidity in September in Horjul?
How much does it rain in Horjul in September?
When it does not snow in Horjul?
Does it snow in Horjul in September?
How many hours of daylight does Horjul have in September?
What time are sunrise and sunset in September in Horjul?
How many hours of sunshine does Horjul have in September?
What is the UV index intensity in September in Horjul?
Average temperature in September
Horjul, Slovenia
- Average high temperature in September: 20.1°C
The warmest month (with the highest average high temperature) is July (26.2°C).
The month with the lowest average high temperature is January (3°C).
- Average low temperature in September: 9.2°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
Horjul, Slovenia
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is December (1020.1mbar).
The months with the lowest atmospheric pressure are May and June (1014.9mbar).
Average wind speed in September
Horjul, Slovenia
- Average wind speed in September: 6.3km/h
The windiest month (with the highest average wind speed) is March (7.9km/h).
The calmest month (with the lowest average wind speed) is August (5.9km/h).
Average humidity in September
Horjul, Slovenia
- Average humidity in September: 81%
The month with the highest relative humidity is November (88%).
The months with the lowest relative humidity are July and August (74%).
Average rainfall in September
Horjul, Slovenia
- Average rainfall in September: 69mm
The wettest month (with the highest rainfall) is May (85mm).
The driest month (with the least rainfall) is April (42mm).
Average rainfall days in September
Horjul, Slovenia
- Average rainfall days in September: 12.3 days
The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is January (8.4 days).
Average snowfall in September
Horjul, Slovenia
- Average snowfall in September: 0mm
The month with the highest snowfall is February (172mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Horjul, Slovenia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.6 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
Horjul, 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 1min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in September
Horjul, Slovenia
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is June (9.4 days).
Average UV index in September
Horjul, 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 and November (UV index 1).
Average cloud cover in September
Horjul, Slovenia
- Average cloud cover in September: 39
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in September
Horjul, Slovenia
- Average visibility in September: 8km
The months with the highest visibility are July and August (9km).
The months with the lowest visibility are January, February, October and November (7km).
Horjul, Slovenia
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