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
September
Weather in September
Temperature
September comes with a decrease in the average high-temperature, falling from a moderately hot 24.4°C (75.9°F) in August to an enjoyable 18.8°C (65.8°F). Throughout the month of September, the nighttime temperature dips to an average of 7.7°C (45.9°F).Humidity
In Slivlja, the average relative humidity in September is 75%.Rainfall
In Slivlja, in September, during 13.2 rainfall days, 60mm (2.36") of precipitation is typically accumulated. In Slivlja, during the entire year, the rain falls for 159.5 days and collects up to 1077mm (42.4") of precipitation.Snowfall
Months with snowfall are January through May, September through December. September is the first month it typically snows in Slivlja, Bosnia and Herzegovina. Throughout September, in the average 0.1 snowfall days, it receives 5mm (0.2") of snow. In Slivlja, Bosnia and Herzegovina, during the entire year, snow falls for 83.4 days and aggregates up to 2780mm (109.45") of snow.Daylight
The average length of the day in September is 12h and 30min.On the first day of September in Slivlja, sunrise is at 06:11 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 September, the average sunshine in Slivlja, Bosnia and Herzegovina, is 9.3h.UV index
The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: In September, the maximum UV index of 3 suggests these recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Slivlja in September?
What is the average humidity in September in Slivlja?
How many days does it rain in September in Slivlja?
When does it start snowing in Slivlja?
What is the average length of the day in September in Slivlja?
When is the sunrise / sunset in September in Slivlja?
How long on average sun shines in September in Slivlja?
How high is the UV index in September in Slivlja?
Average temperature in September
Slivlja, Bosnia and Herzegovina
- Average high temperature in September: 18.8°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 (1.3°C).
- Average low temperature in September: 7.7°C
The month with the highest average low temperature is August (10.9°C).
The coldest month (with the lowest average low temperature) is January (-5.3°C).
Average pressure in September
Slivlja, Bosnia and Herzegovina
- Average pressure in September: 1016.8mbar
The month with the highest atmospheric pressure is December (1020.1mbar).
The month with the lowest atmospheric pressure is May (1014.5mbar).
Average wind speed in September
Slivlja, Bosnia and Herzegovina
- Average wind speed in September: 7.4km/h
The windiest month (with the highest average wind speed) is February (9.8km/h).
The calmest month (with the lowest average wind speed) is August (6.5km/h).
Average humidity in September
Slivlja, Bosnia and Herzegovina
- Average humidity in September: 75%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is August (69%).
Average rainfall in September
Slivlja, Bosnia and Herzegovina
- Average rainfall in September: 60mm
The wettest month (with the highest rainfall) is November (163mm).
The driest month (with the least rainfall) is August (44mm).
Average rainfall days in September
Slivlja, Bosnia and Herzegovina
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is May (20.8 days).
The months with the least rainy days are January and February (7.8 days).
Average snowfall in September
Slivlja, Bosnia and Herzegovina
- Average snowfall in September: 5mm
The month with the highest snowfall is January (701mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Slivlja, Bosnia and Herzegovina
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Slivlja, Bosnia and Herzegovina
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in September
Slivlja, Bosnia and Herzegovina
- Average sunshine days in September: 15 days
The month with the most sunshine days is August (17.7 days).
The month with the least sunshine days is May (7.9 days).
Average UV index in September
Slivlja, 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
Slivlja, Bosnia and Herzegovina
- Average cloud cover in September: 31
The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in September
Slivlja, Bosnia and Herzegovina
- Average visibility in September: 9km
The months with the highest visibility are July, August and September (9km).
The months with the lowest visibility are January, February and March (7km).
