September weather forecast
Brčko, Bosnia and Herzegovina

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Weather in September

September signals the onset of autumn in Brčko, characterized by dropping temperatures and slightly shorter days. Nevertheless, the weather remains generally pleasant and suitable for outdoor exploration. Although rain becomes a less common occurrence, it contributes to the deep and vibrant colors typical of fall. The mix of warmth and coolness gives September its unique feel and distinct charm. Embrace the change in seasons by taking part in local autumn festivities.

Temperature

Brčko experiences a temperature shift at the start of September, with average high-temperatures adjusting from a warm 29.9°C (85.8°F) in August to a still moderately hot 23.9°C (75°F). Brčko sees an average low-temperature of 12.4°C (54.3°F) during September.

Humidity

In September, the average relative humidity is 65%.

Rainfall

September is the month with the least rainfall. Rain falls for 10 days and accumulates 27mm (1.06") of precipitation.

Snowfall

May through October are months without snowfall in Brčko.

Daylight

In Brčko, the average length of the day in September is 12h and 32min.
On the first day of September in Brčko, sunrise is at 06:07 and sunset at 19:21. On the last day of the month, sunrise is at 06:42 and sunset at 18:27 CEST.

Sunshine

In September, the average sunshine is 9.3h.

UV index

The average daily maximum UV index in September in Brčko is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 5 during September leads to these advisories:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. To guard against the harmful effects of the Sun, minimize exposure during midday. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
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Frequently asked questions

What is the temperature in September in Brčko?

An average high-temperature, in September, in Brčko, is 23.9°C (75°F) and the average low-temperature is 12.4°C (54.3°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in August is calculated to be 33°C (91.4°F).

What is the average humidity in September in Brčko?

In Brčko, the average relative humidity in September is 65%.

What is the driest month in Brčko?

The month with the least rainfall in Brčko is September, when the rain falls for 10 days and typically collects 27mm (1.06") of precipitation.

How much does it rain in Brčko in September?

In Brčko, Bosnia and Herzegovina, during September, the rain falls for 10 days and regularly aggregates up to 27mm (1.06") of precipitation.

When it does not snow in Brčko?

May through October are months without snowfall in Brčko.

How many hours of daylight does Brčko have in September?

In Brčko, the average day length in September is 12h and 32min.

When is the sunrise / sunset in September in Brčko?

In September, on the first day of the month, sunrise is at 06:07 and sunset at 19:21. On the last day of the month, in Brčko, Bosnia and Herzegovina, sunrise is at 06:42 and sunset at 18:27 CEST.

How many hours of sunshine does Brčko have in September?

In September, the average sunshine duration is 9.3h.

What is the UV index reading in September in Brčko?

In Brčko, Bosnia and Herzegovina, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in September
Brčko, Bosnia and Herzegovina

Average temperature in September - Brčko, Bosnia and Herzegovina
  • Average high temperature in September: 23.9°C

The warmest month (with the highest average high temperature) is August (29.9°C).
The month with the lowest average high temperature is January (4.3°C).

  • Average low temperature in September: 12.4°C

The month with the highest average low temperature is August (15.8°C).
The coldest month (with the lowest average low temperature) is January (-1.3°C).

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Average pressure in September
Brčko, Bosnia and Herzegovina

Average pressure in September - Brčko, Bosnia and Herzegovina
  • Average pressure in September: 1017.5mbar

The month with the highest atmospheric pressure is December (1021mbar).
The months with the lowest atmospheric pressure are May and June (1014.5mbar).

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Average wind speed in September
Brčko, Bosnia and Herzegovina

Average wind speed in September - Brčko, Bosnia and Herzegovina
  • Average wind speed in September: 7.5km/h

The windiest month (with the highest average wind speed) is March (9.7km/h).
The calmest month (with the lowest average wind speed) is August (7.1km/h).

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Average humidity in September
Brčko, Bosnia and Herzegovina

Average humidity in September - Brčko, Bosnia and Herzegovina
  • Average humidity in September: 65%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (60%).

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Average rainfall in September
Brčko, Bosnia and Herzegovina

Average rainfall in September - Brčko, Bosnia and Herzegovina
  • Average rainfall in September: 27mm

The wettest month (with the highest rainfall) is May (81mm).
The driest month (with the least rainfall) is September (27mm).

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Average rainfall days in September
Brčko, Bosnia and Herzegovina

Average rainfall days in September - Brčko, Bosnia and Herzegovina
  • Average rainfall days in September: 10 days

The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is August (8.6 days).

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Average snowfall in September
Brčko, Bosnia and Herzegovina

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

The month with the highest snowfall is January (113mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

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Average snowfall days in September
Brčko, Bosnia and Herzegovina

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

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Brčko, Bosnia and Herzegovina

Average daylight in September / Average sunshine in September - Brčko, 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: 9h and 2min

The month with the most sunshine is August (Average sunshine: 11h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days in September
Brčko, Bosnia and Herzegovina

Average sunshine days in September - Brčko, Bosnia and Herzegovina
  • Average sunshine days in September: 18.1 days

The month with the most sunshine days is August (20.5 days).
The month with the least sunshine days is June (10.8 days).

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Average UV index in September
Brčko, Bosnia and Herzegovina

Average UV index in September - Brčko, Bosnia and Herzegovina
  • Average UV index in September: 5

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

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Average cloud cover in September
Brčko, Bosnia and Herzegovina

Average cloud cover in September - Brčko, Bosnia and Herzegovina
  • Average cloud cover in September: 29

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 20).

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Average visibility in September
Brčko, Bosnia and Herzegovina

Average visibility in September - Brčko, Bosnia and Herzegovina
  • Average visibility in September: 9km

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

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Brčko, Bosnia and Herzegovina

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