September weather forecast
Gornji Stupnik, Croatia

September

Weather in September

The first month of the autumn, September, is also an agreeable month in Gornji Stupnik, Croatia, with an average temperature fluctuating between 21.4°C (70.5°F) and 11°C (51.8°F).

Temperature

September brings a minor decrease, with the average high-temperature reducing from a moderately hot 27.7°C (81.9°F) in August to an agreeable 21.4°C (70.5°F). Gornji Stupnik, during the nights of September, experiences an average temperature drop to a cool 11°C (51.8°F).

Humidity

In September, the average relative humidity is 76%.

Rainfall

In Gornji Stupnik, Croatia, in September, during 12 rainfall days, 54mm (2.13") of precipitation is typically accumulated. Throughout the year, there are 141.8 rainfall days, and 503mm (19.8") of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in September in Gornji Stupnik is 12h and 32min.
On the first day of September, sunrise is at 06:18 and sunset at 19:34. On the last day of the month, sunrise is at 06:54 and sunset at 18:38 CEST.

Sunshine

The average sunshine in September is 8.9h.

UV index

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average maximum UV index of 4 in September leads to these recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.

Frequently asked questions

What is the usual temperature for Gornji Stupnik in September?
Gornji Stupnik in September has an average high-temperature of 21.4°C (70.5°F) and an average low-temperature of 11°C (51.8°F). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, is calculated to be 30°C (86°F).
What is the average humidity in September in Gornji Stupnik?
In September, the average relative humidity is 76%.
How many days does it rain in September in Gornji Stupnik?
In Gornji Stupnik, in September, during 12 rainfall days, 54mm (2.13") of precipitation is typically accumulated.
When it does not snow in Gornji Stupnik?
In Gornji Stupnik, snow does not fall in May through September.
Does it snow in Gornji Stupnik in September?
In Gornji Stupnik, Croatia, in September, it doesn't snow. In October, it regularly snows.
What is the average length of the day in September in Gornji Stupnik?
The average day length in September is 12h and 32min.
When are sunrise and sunset in September in Gornji Stupnik?
In September, on the first day of the month, sunrise is at 06:18 and sunset at 19:34. On the last day of the month, in Gornji Stupnik, Croatia, sunrise is at 06:54 and sunset at 18:38 CEST.
How long on average sun shines in September in Gornji Stupnik?
The average sunshine duration in September in Gornji Stupnik is 8.9h.
How high is the UV index in September in Gornji Stupnik?
In Gornji Stupnik, Croatia, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to 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 - Gornji Stupnik, Croatia
Average temperature in September
Gornji Stupnik, Croatia
  • Average high temperature in September: 21.4°C

The warmest month (with the highest average high temperature) is August (27.7°C).
The month with the lowest average high temperature is January (3.5°C).

  • Average low temperature in September: 11°C

The month with the highest average low temperature is July (15°C).
The coldest month (with the lowest average low temperature) is January (-1.8°C).

Average pressure in September - Gornji Stupnik, Croatia
Average pressure in September
Gornji Stupnik, Croatia
  • Average pressure in September: 1017.6mbar

The month with the highest atmospheric pressure is December (1020.4mbar).
The months with the lowest atmospheric pressure are May, June and July (1014.8mbar).

Average wind speed in September - Gornji Stupnik, Croatia
Average wind speed in September
Gornji Stupnik, Croatia
  • Average wind speed in September: 6.6km/h

The windiest month (with the highest average wind speed) is March (10km/h).
The calmest month (with the lowest average wind speed) is August (6km/h).

Average humidity in September - Gornji Stupnik, Croatia
Average humidity in September
Gornji Stupnik, Croatia
  • Average humidity in September: 76%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (69%).

Average rainfall in September - Gornji Stupnik, Croatia
Average rainfall in September
Gornji Stupnik, Croatia
  • Average rainfall in September: 54mm

The wettest month (with the highest rainfall) is May (67mm).
The driest months (with the least rainfall) are January and March (26mm).

Average rainfall days in September - Gornji Stupnik, Croatia
Average rainfall days in September
Gornji Stupnik, Croatia
  • Average rainfall days in September: 12 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (8.8 days).

Average snowfall in September - Gornji Stupnik, Croatia
Average snowfall in September
Gornji Stupnik, Croatia
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (76mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in September - Gornji Stupnik, Croatia
Average snowfall days in September
Gornji Stupnik, Croatia
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (8.4 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 - Gornji Stupnik, Croatia
Average daylight in September /
Average sunshine in September
Gornji Stupnik, Croatia
  • 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: 8h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days in September - Gornji Stupnik, Croatia
Average sunshine days in September
Gornji Stupnik, Croatia
  • Average sunshine days in September: 15.3 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is May (10.7 days).

Average UV index in September - Gornji Stupnik, Croatia
Average UV index in September
Gornji Stupnik, Croatia
  • 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, February, November and December (UV index 2).

Average cloud cover in September - Gornji Stupnik, Croatia
Average cloud cover in September
Gornji Stupnik, Croatia
  • Average cloud cover in September: 36

The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 23).

Average visibility in September - Gornji Stupnik, Croatia
Average visibility in September
Gornji Stupnik, Croatia
  • Average visibility in September: 9km

The months with the highest visibility are March, April, May, June, July, August, September, October and December (9km).
The months with the lowest visibility are January, February and November (8km).

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