September weather forecastKierzbuń, Poland
September
Weather in September
The first month of the autumn, September, is still a refreshing month in Kierzbuń, Poland, with an average temperature varying between 9.8°C (49.6°F) and 18.3°C (64.9°F).Temperature
The shift from August to September corresponds with a decrease in the average high-temperature, down to a comfortable 18.3°C (64.9°F) from a moderately hot 23.7°C (74.7°F). In Kierzbuń, an average low-temperature of 9.8°C (49.6°F) is recorded during September nights.Humidity
In Kierzbuń, the average relative humidity in September is 75%.Rainfall
In Kierzbuń, in September, during 13.5 rainfall days, 29mm (1.14") of precipitation is typically accumulated. Throughout the year, there are 155.1 rainfall days, and 414mm (16.3") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Kierzbuń.Daylight
In September, the average length of the day is 12h and 41min.On the first day of the month, sunrise is at 05:46 and sunset at 19:26. On the last day of September, sunrise is at 06:37 and sunset at 18:15 CEST.
Sunshine
The average sunshine in September is 7.7h.UV index
In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 3 during September translates into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Kierzbuń, Poland
- Average high temperature in September: 18.3°C
The warmest month (with the highest average high temperature) is August (23.7°C).
The month with the lowest average high temperature is January (-1.1°C).
- Average low temperature in September: 9.8°C
The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (-4.7°C).
Average pressure in September
Kierzbuń, Poland
- Average pressure in September: 1016.6mbar
The month with the highest atmospheric pressure is October (1017.4mbar).
The month with the lowest atmospheric pressure is July (1013.2mbar).
Average wind speed in September
Kierzbuń, Poland
- Average wind speed in September: 11.3km/h
The windiest month (with the highest average wind speed) is December (13.7km/h).
The calmest month (with the lowest average wind speed) is August (9.9km/h).
Average humidity in September
Kierzbuń, Poland
- Average humidity in September: 75%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (70%).
Average rainfall in September
Kierzbuń, Poland
- Average rainfall in September: 29mm
The wettest month (with the highest rainfall) is July (53mm).
The driest months (with the least rainfall) are March and April (22mm).
Average rainfall days in September
Kierzbuń, Poland
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is July (19.9 days).
The month with the least rainy days is February (8.1 days).
Average snowfall in September
Kierzbuń, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (132mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Kierzbuń, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Kierzbuń, Poland
- Average daylight in September: 12h and 42min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in September: 7h and 42min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in September
Kierzbuń, Poland
- Average sunshine days in September: 13.4 days
The month with the most sunshine days is October (16.9 days).
The month with the least sunshine days is July (9 days).
Average UV index in September
Kierzbuń, Poland
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Kierzbuń, Poland
- Average cloud cover in September: 44
The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in September
Kierzbuń, Poland
- Average visibility in September: 9km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).





