September weather forecast
Borejci, Slovenia

September

Weather in September

September, the first month of the autumn in Borejci, is still a pleasant month, with an average temperature varying between 10.9°C (51.6°F) and 21.1°C (70°F).

Temperature

The transition into September indicates a reduction in the average high-temperature, down to an agreeable 21.1°C (70°F) from August's moderately hot 26.8°C (80.2°F). During September, Borejci consistently records a temperature low averaging a cool 10.9°C (51.6°F).

Humidity

In September, the average relative humidity in Borejci is 73%.

Rainfall

In Borejci, in September, during 10.1 rainfall days, 32mm (1.26") of precipitation is typically accumulated. In Borejci, during the entire year, the rain falls for 141.9 days and collects up to 483mm (19.02") of precipitation.

Snowfall

In Borejci, snow does not fall in May through September.

Daylight

The average length of the day in September in Borejci is 12h and 33min.
On the first day of the month, sunrise is at 06:16 and sunset at 19:34. On the last day of September, in Borejci, sunrise is at 06:53 and sunset at 18:37 CEST.

Sunshine

In Borejci, the average sunshine in September is 9.2h.

UV index

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: An average maximum UV index of 4 in September leads to these recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Enhance your sun protection with tightly woven, yet airy clothing.

Frequently asked questions

What are September temperatures in Borejci?
The high-temperature in Borejci during September is 21.1°C (70°F) and the low-temperature is 10.9°C (51.6°F).
What is the average humidity in September in Borejci?
In Borejci, Slovenia, the average relative humidity in September is 73%.
How much does it rain in Borejci in September?
In September, in Borejci, Slovenia, the rain falls for 10.1 days. Throughout September, 32mm (1.26") of precipitation is accumulated.
When it does not snow in Borejci?
In Borejci, Slovenia, snow does not fall in May through September.
Does it snow in Borejci in September?
In Borejci, in September, it doesn't snow. In October, it regularly snows.
How many hours of daylight does Borejci have in September?
In September, the average day length in Borejci, Slovenia, is 12h and 33min.
When is the sunrise / sunset in September in Borejci?
On the first day of September in Borejci, Slovenia, sunrise is at 06:16 and sunset at 19:34. On the last day of the month, sunrise is at 06:53 and sunset at 18:37 CEST.
How many hours of sunshine does Borejci have in September?
The average sunshine duration in September in Borejci is 9.2h.
How high is the UV index in September in Borejci?
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health risk 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
Borejci, Slovenia
  • Average high temperature in September: 21.1°C

The warmest month (with the highest average high temperature) is August (26.8°C).
The month with the lowest average high temperature is January (2.6°C).

  • Average low temperature in September: 10.9°C

The month with the highest average low temperature is July (14.8°C).
The coldest month (with the lowest average low temperature) is January (-2.3°C).

Average pressure in September
Borejci, Slovenia
  • Average pressure in September: 1018.2mbar

The month with the highest atmospheric pressure is December (1020.6mbar).
The month with the lowest atmospheric pressure is June (1015mbar).

Average wind speed in September
Borejci, Slovenia
  • Average wind speed in September: 8.1km/h

The windiest month (with the highest average wind speed) is March (11.1km/h).
The calmest month (with the lowest average wind speed) is August (7.5km/h).

Average humidity in September
Borejci, Slovenia
  • Average humidity in September: 73%

The month with the highest relative humidity is November (84%).
The month with the lowest relative humidity is August (68%).

Average rainfall in September
Borejci, Slovenia
  • Average rainfall in September: 32mm

The wettest month (with the highest rainfall) is May (66mm).
The driest month (with the least rainfall) is January (26mm).

Average rainfall days in September
Borejci, Slovenia
  • Average rainfall days in September: 10.1 days

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is January (9.1 days).

Average snowfall in September
Borejci, Slovenia
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (87mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in September
Borejci, Slovenia
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (9.2 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
Borejci, Slovenia
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is August (Average sunshine: 11h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in September
Borejci, Slovenia
  • Average sunshine days in September: 18.7 days

The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is May (10.7 days).

Average UV index in September
Borejci, Slovenia
  • Average UV index in September: 4

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 2).

Average cloud cover in September
Borejci, Slovenia
  • Average cloud cover in September: 34

The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 24).

Average visibility in September
Borejci, Slovenia
  • Average visibility in September: 9km

The months with the highest visibility are April and August (10km).
The months with the lowest visibility are January, February and November (8km).

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