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
The shift to September brings a decrease in the average high-temperature, falling from a moderately hot 24.1°C (75.4°F) in August to a comfortable 18.4°C (65.1°F). In the month of September, the average temperature dips to a frosty 9.7°C (49.5°F) during the night.Humidity
In Kiersnówek, the average relative humidity in September is 75%.Rainfall
In Kiersnówek, in September, during 12.6 rainfall days, 38mm (1.5") of precipitation is typically accumulated. Throughout the year, in Kiersnówek, there are 163.9 rainfall days, and 512mm (20.16") of precipitation is accumulated.Snowfall
May through September are months without snowfall in Kiersnówek.Daylight
In September, the average length of the day in Kiersnówek is 12h and 40min.On the first day of the month, sunrise is at 05:39 and sunset at 19:16. On the last day of September, sunrise is at 06:28 and sunset at 18:07 CEST.
Sunshine
The average sunshine in September in Kiersnówek, Poland, is 7.6h.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 maximum daily UV index of 3 in September converts into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Kiersnówek?
What is the average humidity in September in Kiersnówek?
How many days does it rain in September in Kiersnówek?
When it does not snow in Kiersnówek?
Does it snow in Kiersnówek in September?
What is the average length of the day in September in Kiersnówek?
What time are sunrise and sunset in September in Kiersnówek?
How long on average sun shines in September in Kiersnówek?
What is the UV index reading in September in Kiersnówek?
Average temperature in September
Kiersnówek, Poland
- Average high temperature in September: 18.4°C
The warmest month (with the highest average high temperature) is August (24.1°C).
The month with the lowest average high temperature is January (-1.4°C).
- Average low temperature in September: 9.7°C
The month with the highest average low temperature is July (13.9°C).
The coldest month (with the lowest average low temperature) is January (-5.1°C).
Average pressure in September
Kiersnówek, Poland
- Average pressure in September: 1017mbar
The month with the highest atmospheric pressure is October (1018.3mbar).
The month with the lowest atmospheric pressure is July (1013.2mbar).
Average wind speed in September
Kiersnówek, Poland
- Average wind speed in September: 11.8km/h
The windiest month (with the highest average wind speed) is December (14.2km/h).
The calmest month (with the lowest average wind speed) is August (10.2km/h).
Average humidity in September
Kiersnówek, Poland
- Average humidity in September: 75%
The month with the highest relative humidity is January (92%).
The months with the lowest relative humidity are April and August (70%).
Average rainfall in September
Kiersnówek, Poland
- Average rainfall in September: 38mm
The wettest month (with the highest rainfall) is May (69mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in September
Kiersnówek, Poland
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in September
Kiersnówek, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (187mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Kiersnówek, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Kiersnówek, Poland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 2h and 18min).
Average sunshine days in September
Kiersnówek, Poland
- Average sunshine days in September: 14 days
The month with the most sunshine days is October (14.5 days).
The month with the least sunshine days is January (6.4 days).
Average UV index in September
Kiersnówek, Poland
- Average UV index in September: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Kiersnówek, Poland
- Average cloud cover in September: 41
The month with the most cloud cover is January (Cloud cover 79).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Kiersnówek, 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).
