Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September's onset brings a slight change in high-temperatures, falling from a warm 24.8°C (76.6°F) in August to a comfortable 19.4°C (66.9°F). In September, Trebečaj's temperature tends to fall to an average low of 7.7°C (45.9°F) during the night.Humidity
In September, the average relative humidity in Trebečaj is 75%.Rainfall
In Trebečaj, in September, it is raining for 14.5 days, with typically 53mm (2.09") of accumulated precipitation. In Trebečaj, during the entire year, the rain falls for 166.4 days and collects up to 892mm (35.12") of precipitation.Snowfall
January through June, September through December are months with snowfall. September is the first month it typically snows in Trebečaj. Throughout September, in the average 0.1 snowfall days, it receives 1mm (0.04") of snow. In Trebečaj, during the entire year, snow falls for 87.8 days and aggregates up to 2419mm (95.24") of snow.Daylight
In September, the average length of the day in Trebečaj is 12h and 31min.On the first day of September, sunrise is at 06:10 and sunset at 19:21. On the last day of the month, sunrise is at 06:43 and sunset at 18:29 CEST.
Sunshine
In Trebečaj, the average sunshine in September is 9.1h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. To cut down UV radiation exposure by about half, sport a wide-brim hat. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
What is the usual temperature for Trebečaj in September?
What is the average humidity in September in Trebečaj?
How many days does it rain in September in Trebečaj?
When does it start to snow in Trebečaj?
What is the average length of the day in September in Trebečaj?
When are sunrise and sunset in September in Trebečaj?
How many hours of sunshine does Trebečaj have in September?
How high is the UV index in September in Trebečaj?
Average temperature in September
Trebečaj, Bosnia and Herzegovina
- Average high temperature in September: 19.4°C
The warmest month (with the highest average high temperature) is August (24.8°C).
The month with the lowest average high temperature is January (1.6°C).
- Average low temperature in September: 7.7°C
The month with the highest average low temperature is August (11.1°C).
The coldest month (with the lowest average low temperature) is January (-5.2°C).
Average pressure in September
Trebečaj, Bosnia and Herzegovina
- Average pressure in September: 1017mbar
The month with the highest atmospheric pressure is December (1020.3mbar).
The month with the lowest atmospheric pressure is May (1014.6mbar).
Average wind speed in September
Trebečaj, Bosnia and Herzegovina
- Average wind speed in September: 6.9km/h
The windiest month (with the highest average wind speed) is February (9.1km/h).
The calmest month (with the lowest average wind speed) is August (6.3km/h).
Average humidity in September
Trebečaj, Bosnia and Herzegovina
- Average humidity in September: 75%
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is August (69%).
Average rainfall in September
Trebečaj, Bosnia and Herzegovina
- Average rainfall in September: 53mm
The wettest month (with the highest rainfall) is November (94mm).
The driest month (with the least rainfall) is August (48mm).
Average rainfall days in September
Trebečaj, Bosnia and Herzegovina
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is June (21.8 days).
The month with the least rainy days is February (7.4 days).
Average snowfall in September
Trebečaj, Bosnia and Herzegovina
- Average snowfall in September: 1mm
The month with the highest snowfall is January (569mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in September
Trebečaj, Bosnia and Herzegovina
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (18.9 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Trebečaj, Bosnia and Herzegovina
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 9h and 1min
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 0min).
Average sunshine days in September
Trebečaj, Bosnia and Herzegovina
- Average sunshine days in September: 12.8 days
The month with the most sunshine days is October (15 days).
The month with the least sunshine days is June (5.9 days).
Average UV index in September
Trebečaj, Bosnia and Herzegovina
- Average UV index in September: 4
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
Trebečaj, Bosnia and Herzegovina
- Average cloud cover in September: 34
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in September
Trebečaj, 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).
Trebečaj, Bosnia and Herzegovina
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