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
Onset of September witnesses a reduction in the average high-temperature, falling from a moderately hot 24.4°C (75.9°F) in August to a comfortable 18.7°C (65.7°F). Stepen observes an average low-temperature of 7.5°C (45.5°F) during September.Humidity
In September, the average relative humidity is 75%.Rainfall
In Stepen, in September, it is raining for 12.9 days, with typically 48mm (1.89") of accumulated precipitation. In Stepen, during the entire year, the rain falls for 159.2 days and collects up to 1065mm (41.93") of precipitation.Snowfall
In Stepen, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 30min.On the first day of the month, sunrise is at 06:10 and sunset at 19:20. On the last day of September, sunrise is at 06:42 and sunset at 18:28 CEST.
Sunshine
In Stepen, the average sunshine in September is 9.5h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: An average maximum UV index of 4 in September leads to these recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow in Stepen?
Does it snow in September?
What is the average length of the day in September?
When are sunrise and sunset in September?
How many hours of sunshine does Stepen have in September?
What is the UV index reading in September?
Average temperature in September
Stepen, Bosnia and Herzegovina
- Average high temperature in September: 18.7°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: 7.5°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
Stepen, 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
Stepen, Bosnia and Herzegovina
- Average wind speed in September: 7.3km/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
Stepen, 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
Stepen, Bosnia and Herzegovina
- Average rainfall in September: 48mm
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
Stepen, Bosnia and Herzegovina
- Average rainfall days in September: 12.9 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
Stepen, Bosnia and Herzegovina
- Average snowfall in September: 0mm
The month with the highest snowfall is January (701mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Stepen, Bosnia and Herzegovina
- Average snowfall days in September: 0 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, August and September (0 days).
Average daylight in September /
Average sunshine in September
Stepen, 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 6min).
- Average sunshine in September: 9h and 3min
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
Stepen, 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
Stepen, 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
Stepen, 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
Stepen, 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).
