September weather forecastKierźliny, Poland
September
Weather in September
The first month of the autumn, September, is still a comfortable month in Kierźliny, Poland, with an average temperature fluctuating between 9.8°C (49.6°F) and 18.3°C (64.9°F).Temperature
The beginning of September marks a decrease in the average high-temperature, transitioning from a warm 23.7°C (74.7°F) in August to a comfortable 18.3°C (64.9°F). In September, Kierźliny reports a consistent average low-temperature of 9.8°C (49.6°F) during the nights.Humidity
In Kierźliny, the average relative humidity in September is 75%.Rainfall
In Kierźliny, Poland, in September, it is raining for 13.5 days, with typically 29mm (1.14") of accumulated precipitation. Throughout the year, there are 155.1 rainfall days, and 414mm (16.3") of precipitation is accumulated.Snowfall
In Kierźliny, Poland, snow does not fall in June through September.Daylight
The average length of the day in September in Kierźliny, Poland, is 12h and 41min.On the first day of September, sunrise is at 05:46 and sunset at 19:27. On the last day of the month, sunrise is at 06:37 and sunset at 18:15 CEST.
Sunshine
In September, the average sunshine is 7.7h.UV index
In Kierźliny, Poland, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: In September, a daily UV index of 3 turns into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Kierźliny, 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
Kierźliny, 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
Kierźliny, 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
Kierźliny, 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
Kierźliny, 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
Kierźliny, 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
Kierźliny, 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
Kierźliny, 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
Kierźliny, 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
Kierźliny, 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
Kierźliny, 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
Kierźliny, 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
Kierźliny, 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).





