September weather forecast
Grdovo, Bosnia and Herzegovina

September

Weather in September

The first month of the autumn, September, is also an enjoyable month in Grdovo, Bosnia and Herzegovina, with an average temperature varying between 19°C (66.2°F) and 7.7°C (45.9°F).

Temperature

In September, the average high-temperature decreases from a moderately hot 24.4°C (75.9°F) in August to a comfortable 19°C (66.2°F). The average nighttime temperature in Grdovo lowers to a chilly 7.7°C (45.9°F) throughout September.

Humidity

The average relative humidity in September is 78%.

Rainfall

In Grdovo, Bosnia and Herzegovina, in September, during 11.3 rainfall days, 38mm (1.5") of precipitation is typically accumulated. Throughout the year, in Grdovo, Bosnia and Herzegovina, there are 161 rainfall days, and 762mm (30") of precipitation is accumulated.

Snowfall

In Grdovo, snow does not fall in June through September.

Daylight

The average length of the day in September in Grdovo is 12h and 31min.
On the first day of the month, sunrise is at 06:14 and sunset at 19:26. On the last day of September, in Grdovo, sunrise is at 06:47 and sunset at 18:33 CEST.

Sunshine

In Grdovo, the average sunshine in September is 8.8h.

UV index

In September, the average daily maximum UV index in Grdovo is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 3 in September interprets into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.

Frequently asked questions

What are September temperatures in Grdovo?
The high-temperature, in September, in Grdovo, is 19°C (66.2°F), while the low-temperature averages to 7.7°C (45.9°F).
What is the average humidity in September in Grdovo?
In September, the average relative humidity in Grdovo, Bosnia and Herzegovina, is 78%.
How much does it rain in Grdovo in September?
In Grdovo, Bosnia and Herzegovina, in September, during 11.3 rainfall days, 38mm (1.5") of precipitation is typically accumulated.
When it does not snow in Grdovo?
June through September are months without snowfall.
Does it snow in Grdovo in September?
In Grdovo, Bosnia and Herzegovina, in September, it doesn't snow. In October, it regularly snows.
What is the average length of the day in September in Grdovo?
In Grdovo, Bosnia and Herzegovina, the average day length in September is 12h and 31min.
When are sunrise and sunset in September in Grdovo?
In September, on the first day of the month, sunrise is at 06:14 and sunset at 19:26. On the last day of the month, in Grdovo, sunrise is at 06:47 and sunset at 18:33 CEST.
How many hours of sunshine does Grdovo have in September?
In September, the average sunshine duration in Grdovo is 8.8h.
What is the UV index intensity in September in Grdovo?
The average daily maximum UV index in September in Grdovo is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
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
Grdovo, Bosnia and Herzegovina
  • Average high temperature in September: 19°C

The warmest month (with the highest average high temperature) is August (24.4°C).
The month with the lowest average high temperature is January (1.7°C).

  • Average low temperature in September: 7.7°C

The month with the highest average low temperature is August (11.2°C).
The coldest month (with the lowest average low temperature) is January (-5.8°C).

Average pressure in September
Grdovo, Bosnia and Herzegovina
  • Average pressure in September: 1016.9mbar

The month with the highest atmospheric pressure is December (1020.1mbar).
The month with the lowest atmospheric pressure is July (1014.5mbar).

Average wind speed in September
Grdovo, Bosnia and Herzegovina
  • Average wind speed in September: 7.2km/h

The windiest months (with the highest average wind speed) are February and March (9.6km/h).
The calmest month (with the lowest average wind speed) is August (6.5km/h).

Average humidity in September
Grdovo, Bosnia and Herzegovina
  • Average humidity in September: 78%

The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is August (72%).

Average rainfall in September
Grdovo, Bosnia and Herzegovina
  • Average rainfall in September: 38mm

The wettest months (with the highest rainfall) are November and December (85mm).
The driest month (with the least rainfall) is August (35mm).

Average rainfall days in September
Grdovo, Bosnia and Herzegovina
  • Average rainfall days in September: 11.3 days

The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is August (9.8 days).

Average snowfall in September
Grdovo, Bosnia and Herzegovina
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (344mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Grdovo, Bosnia and Herzegovina
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Grdovo, Bosnia and Herzegovina
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).

Average sunshine days in September
Grdovo, Bosnia and Herzegovina
  • Average sunshine days in September: 17.1 days

The month with the most sunshine days is August (19.4 days).
The month with the least sunshine days is February (7.9 days).

Average UV index in September
Grdovo, Bosnia and Herzegovina
  • Average UV index in September: 3

The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in September
Grdovo, Bosnia and Herzegovina
  • Average cloud cover in September: 37

The month with the most cloud cover is February (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in September
Grdovo, Bosnia and Herzegovina
  • Average visibility in September: 8km

The months with the highest visibility are July and August (9km).
The months with the lowest visibility are January and February (6km).

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