September weather forecastKupienin, Poland
September
Weather in September
The first month of the autumn, September, is still a comfortable month in Kupienin, Poland, with an average temperature ranging between max 19.9°C (67.8°F) and min 10.8°C (51.4°F).Temperature
Kupienin's transition into September involves a shift in temperature, receding from a warm 25.6°C (78.1°F) in August to a refreshing 19.9°C (67.8°F). An average low-temperature of 10.8°C (51.4°F) is noted during the nights in September.Humidity
In September, the average relative humidity in Kupienin, Poland, is 73%.Rainfall
In Kupienin, in September, during 10.5 rainfall days, 19mm (0.75") of precipitation is typically accumulated. In Kupienin, during the entire year, the rain falls for 133.5 days and collects up to 292mm (11.5") of precipitation.Snowfall
In Kupienin, snow does not fall in May through September.Daylight
The average length of the day in September is 12h and 37min.On the first day of September in Kupienin, sunrise is at 05:51 and sunset at 19:20. On the last day of the month, sunrise is at 06:35 and sunset at 18:16 CEST.
Sunshine
The average sunshine in September in Kupienin, Poland, is 8.2h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: A maximum daily UV index of 4 during September morphs into the following directions:
Exercise prevention - Warding off sunburn is urged. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Kupienin, Poland
- Average high temperature in September: 19.9°C
The warmest month (with the highest average high temperature) is August (25.6°C).
The month with the lowest average high temperature is January (0.2°C).
- Average low temperature in September: 10.8°C
The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is January (-3.7°C).
Average pressure in September
Kupienin, Poland
- Average pressure in September: 1017.7mbar
The month with the highest atmospheric pressure is October (1019mbar).
The month with the lowest atmospheric pressure is July (1014.3mbar).
Average wind speed in September
Kupienin, Poland
- Average wind speed in September: 9.9km/h
The windiest month (with the highest average wind speed) is December (12.5km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).
Average humidity in September
Kupienin, Poland
- Average humidity in September: 73%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (68%).
Average rainfall in September
Kupienin, Poland
- Average rainfall in September: 19mm
The wettest month (with the highest rainfall) is July (42mm).
The driest month (with the least rainfall) is March (14mm).
Average rainfall days in September
Kupienin, Poland
- Average rainfall days in September: 10.5 days
The month with the highest number of rainy days is June (17 days).
The month with the least rainy days is January (6.7 days).
Average snowfall in September
Kupienin, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (62mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Kupienin, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Kupienin, 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 6min).
- Average sunshine in September: 8h and 12min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The months with the least sunshine are January and February (Average sunshine: 3h and 6min).
Average sunshine days in September
Kupienin, Poland
- Average sunshine days in September: 17.1 days
The month with the most sunshine days is October (19 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in September
Kupienin, Poland
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Kupienin, Poland
- Average cloud cover in September: 38
The months with the most cloud cover are January and February (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in September
Kupienin, Poland
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January and February (7km).





