September weather forecast
Ravne pri Cerknem, Slovenia

September

Weather in September

September, the first month of the autumn in Ravne pri Cerknem, is still a comfortable month, with temperature in the range of an average high of 18.2°C (64.8°F) and an average low of 8.5°C (47.3°F).

Temperature

A change in temperatures is noted as August gives way to September, with average highs reducing from a warm 23.5°C (74.3°F) to a comfortable 18.2°C (64.8°F). Ravne pri Cerknem experiences a steady low-temperature of 8.5°C (47.3°F) throughout September.

Humidity

In September, the average relative humidity is 82%.

Rainfall

In September, in Ravne pri Cerknem, Slovenia, the rain falls for 13.7 days. Throughout September, 78mm (3.07") of precipitation is accumulated. Throughout the year, there are 165.5 rainfall days, and 1310mm (51.57") of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day in Ravne pri Cerknem is 12h and 32min.
On the first day of September, sunrise is at 06:25 and sunset at 19:42. On the last day of the month, sunrise is at 07:01 and sunset at 18:46 CEST.

Sunshine

In Ravne pri Cerknem, Slovenia, the average sunshine in September is 9.5h.

UV index

In Ravne pri Cerknem, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high UV index of 3 in September translates into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

What is the average September temperature in Ravne pri Cerknem?
The high-temperature during September is 18.2°C (64.8°F) and the low-temperature is 8.5°C (47.3°F).
What is the average humidity in September in Ravne pri Cerknem?
In September, the average relative humidity is 82%.
How much does it rain in Ravne pri Cerknem in September?
In Ravne pri Cerknem, during September, the rain falls for 13.7 days and regularly aggregates up to 78mm (3.07") of precipitation.
When it does not snow in Ravne pri Cerknem?
June through September are months without snowfall.
Does it snow in Ravne pri Cerknem in September?
In Ravne pri Cerknem, in September, it doesn't snow. In October, it regularly snows.
How many hours of daylight does Ravne pri Cerknem have in September?
In Ravne pri Cerknem, the average day length in September is 12h and 32min.
When is the sunrise / sunset in September in Ravne pri Cerknem?
In September, on the first day of the month, sunrise is at 06:25 and sunset at 19:42. On the last day of the month, in Ravne pri Cerknem, Slovenia, sunrise is at 07:01 and sunset at 18:46 CEST.
How many hours of sunshine does Ravne pri Cerknem have in September?
The average sunshine duration in September in Ravne pri Cerknem, Slovenia, is 9.5h.
What is the UV index reading in September in Ravne pri Cerknem?
In Ravne pri Cerknem, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Ravne pri Cerknem, Slovenia
  • Average high temperature in September: 18.2°C

The warmest month (with the highest average high temperature) is August (23.5°C).
The month with the lowest average high temperature is January (1.5°C).

  • Average low temperature in September: 8.5°C

The month with the highest average low temperature is August (12.2°C).
The coldest months (with the lowest average low temperature) are January and February (-4.3°C).

Average pressure in September
Ravne pri Cerknem, Slovenia
  • Average pressure in September: 1017.8mbar

The month with the highest atmospheric pressure is December (1020.2mbar).
The month with the lowest atmospheric pressure is May (1015.1mbar).

Average wind speed in September
Ravne pri Cerknem, Slovenia
  • Average wind speed in September: 6.5km/h

The windiest month (with the highest average wind speed) is February (7.5km/h).
The calmest month (with the lowest average wind speed) is August (5.9km/h).

Average humidity in September
Ravne pri Cerknem, Slovenia
  • Average humidity in September: 82%

The month with the highest relative humidity is November (88%).
The months with the lowest relative humidity are July and August (76%).

Average rainfall in September
Ravne pri Cerknem, Slovenia
  • Average rainfall in September: 78mm

The wettest month (with the highest rainfall) is November (197mm).
The driest month (with the least rainfall) is January (69mm).

Average rainfall days in September
Ravne pri Cerknem, Slovenia
  • Average rainfall days in September: 13.7 days

The month with the highest number of rainy days is May (22.4 days).
The month with the least rainy days is December (8.5 days).

Average snowfall in September
Ravne pri Cerknem, Slovenia
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (856mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Ravne pri Cerknem, Slovenia
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (16.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Ravne pri Cerknem, 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 3min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is November (Average sunshine: 4h and 36min).

Average sunshine days in September
Ravne pri Cerknem, Slovenia
  • Average sunshine days in September: 14 days

The month with the most sunshine days is August (16.4 days).
The month with the least sunshine days is May (6.4 days).

Average UV index in September
Ravne pri Cerknem, Slovenia
  • Average UV index in September: 3

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover in September
Ravne pri Cerknem, Slovenia
  • Average cloud cover in September: 38

The month with the most cloud cover is November (Cloud cover 54).
The months with the least cloud cover are July and August (Cloud cover 28).

Average visibility in September
Ravne pri Cerknem, 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 February and November (7km).

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