September weather forecastBieruń, Poland

September

Weather in September

The first month of the autumn, September, is still a comfortable month in Bieruń, Poland, with temperature in the range of an average high of 19.4°C (66.9°F) and an average low of 10.7°C (51.3°F).

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.

Updated: Feb 1, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

An average high-temperature, in September, in Bieruń, is 19.4°C (66.9°F) and the average low-temperature is 10.7°C (51.3°F).

The average relative humidity in September is 72%.

In Bieruń, in September, it is raining for 12.5 days, with typically 43mm (1.69") of accumulated precipitation.

June through September are months without snowfall in Bieruń.

In Bieruń, Poland, in September, it doesn't snow. In October, it regularly snows.

The average day length in September in Bieruń is 12h and 37min.

In September, on the first day of the month, sunrise is at 05:59 and sunset at 19:27. On the last day of the month, in Bieruń, sunrise is at 06:42 and sunset at 18:24 CEST.

In September, the average sunshine duration in Bieruń, Poland, is 8.4h.

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

25.1°C

19.4°C

13.5°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

10.4km/h

10.8km/h

11.8km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

16.2

14.9

16.1

Average UV index

Average cloud cover

Average visibility

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 36min

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 24min

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).