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 25.1°C (77.2°F) in August to an enjoyable 19.4°C (66.9°F). During September in Bieruń, the average low-temperature is recorded at a fresh 10.7°C (51.3°F).Humidity
In Bieruń, the average relative humidity in September is 72%.Rainfall
In Bieruń, during September, the rain falls for 12.5 days and regularly aggregates up to 43mm (1.69") of precipitation. In Bieruń, during the entire year, the rain falls for 158.9 days and collects up to 512mm (20.16") of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Bieruń, the average length of the day in September is 12h and 37min.On the first day of September in Bieruń, sunrise is at 05:59 and sunset at 19:27. On the last day of the month, sunrise is at 06:42 and sunset at 18:24 CEST.
Sunshine
In Bieruń, the average sunshine in September is 8.4h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Exercise prevention - Warding off sunburn is urged. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Bieruń?
What is the average humidity in September in Bieruń?
How many days does it rain in September in Bieruń?
When it does not snow in Bieruń?
Does it snow in Bieruń in September?
How many hours of daylight does Bieruń have in September?
When are sunrise and sunset in September in Bieruń?
How many hours of sunshine does Bieruń have in September?
What is the UV index reading in September in Bieruń?
Average temperature in September
Bieruń, Poland
- Average high temperature in September: 19.4°C
The warmest month (with the highest average high temperature) is August (25.1°C).
The month with the lowest average high temperature is January (0.3°C).
- Average low temperature in September: 10.7°C
The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure in September
Bieruń, Poland
- Average pressure in September: 1017.8mbar
The month with the highest atmospheric pressure is October (1018.7mbar).
The month with the lowest atmospheric pressure is July (1014.5mbar).
Average wind speed in September
Bieruń, Poland
- Average wind speed in September: 10.3km/h
The windiest month (with the highest average wind speed) is December (13.4km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).
Average humidity in September
Bieruń, Poland
- Average humidity in September: 72%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (66%).
Average rainfall in September
Bieruń, Poland
- Average rainfall in September: 43mm
The wettest month (with the highest rainfall) is May (66mm).
The driest month (with the least rainfall) is November (27mm).
Average rainfall days in September
Bieruń, Poland
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is June (19.2 days).
The month with the least rainy days is February (8.8 days).
Average snowfall in September
Bieruń, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (171mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Bieruń, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Bieruń, Poland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).
Average sunshine days in September
Bieruń, Poland
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is August (16.2 days).
The month with the least sunshine days is June (7.8 days).
Average UV index in September
Bieruń, Poland
- 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 December (UV index 1).
Average cloud cover in September
Bieruń, Poland
- Average cloud cover in September: 38
The months with the most cloud cover are January and February (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Bieruń, Poland
- Average visibility in September: 9km
The month with the highest visibility is August (10km).
The months with the lowest visibility are January, February and December (8km).
