September weather forecastKepno, Poland
September
Weather in September
The first month of the autumn, September, is still a refreshing month in Kepno, Poland, with an average temperature varying between 19.8°C (67.6°F) and 11.2°C (52.2°F).Temperature
As August transitions to September, the average high-temperature falls from a moderately hot 25.7°C (78.3°F) to a refreshing 19.8°C (67.6°F). During September, Kepno records a consistent average nighttime temperature of 11.2°C (52.2°F).Humidity
The average relative humidity in September in Kepno is 71%.Rainfall
In Kepno, during September, the rain falls for 13.5 days and regularly aggregates up to 37mm (1.46") of precipitation. In Kepno, Poland, during the entire year, the rain falls for 166.7 days and collects up to 444mm (17.48") of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Kepno, the average length of the day in September is 12h and 38min.On the first day of September, sunrise is at 06:01 and sunset at 19:33. On the last day of the month, sunrise is at 06:47 and sunset at 18:27 CEST.
Sunshine
In September, the average sunshine in Kepno is 8.6h.UV index
The average daily maximum UV index in September in Kepno is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Take precautions - Protection against skin and eye damage is obliged. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Kepno, Poland
- Average high temperature in September: 19.8°C
The warmest month (with the highest average high temperature) is August (25.7°C).
The month with the lowest average high temperature is January (1.3°C).
- Average low temperature in September: 11.2°C
The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is January (-3.1°C).
Average pressure in September
Kepno, Poland
- Average pressure in September: 1017.6mbar
The month with the highest atmospheric pressure is October (1018.2mbar).
The month with the lowest atmospheric pressure is July (1014.4mbar).
Average wind speed in September
Kepno, Poland
- Average wind speed in September: 11.4km/h
The windiest month (with the highest average wind speed) is December (13.8km/h).
The calmest month (with the lowest average wind speed) is August (10.6km/h).
Average humidity in September
Kepno, Poland
- Average humidity in September: 71%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (65%).
Average rainfall in September
Kepno, Poland
- Average rainfall in September: 37mm
The wettest month (with the highest rainfall) is July (60mm).
The driest month (with the least rainfall) is November (18mm).
Average rainfall days in September
Kepno, Poland
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is February (9.7 days).
Average snowfall in September
Kepno, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (118mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Kepno, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Kepno, Poland
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in September: 8h and 36min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in September
Kepno, Poland
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is October (17.1 days).
The month with the least sunshine days is June (7.9 days).
Average UV index in September
Kepno, Poland
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Kepno, Poland
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Kepno, Poland
- Average visibility in September: 9km
The month with the highest visibility is August (10km).
The month with the lowest visibility is January (7km).





