September weather forecastCisiec, Poland
September
Weather in September
The first month of the autumn, September, is also an enjoyable month in Cisiec, Poland, with an average temperature varying between 18.2°C (64.8°F) and 9.5°C (49.1°F).Temperature
Onset of September witnesses a reduction in the average high-temperature, falling from a warm 24.1°C (75.4°F) in August to a comfortable 18.2°C (64.8°F). Cisiec experiences a mean temperature of 9.5°C (49.1°F) during September nights.Humidity
In September, the average relative humidity is 76%.Rainfall
In Cisiec, during September, the rain falls for 14.6 days and regularly aggregates up to 52mm (2.05") of precipitation. In Cisiec, during the entire year, the rain falls for 172.8 days and collects up to 645mm (25.39") of precipitation.Snowfall
In Cisiec, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 36min.On the first day of September, sunrise is at 06:00 and sunset at 19:26. On the last day of the month, sunrise is at 06:42 and sunset at 18:24 CEST.
Sunshine
In Cisiec, the average sunshine in September is 8.4h.UV index
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 unsafe exposure to UV radiation for average individuals.Note: A daily maximum UV index of 3 in September translates into the following instructions:
Ensure safety - Sun damage prevention is strongly urged. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Cisiec, Poland
- Average high temperature in September: 18.2°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 (0°C).
- Average low temperature in September: 9.5°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (-4.8°C).
Average pressure in September
Cisiec, Poland
- Average pressure in September: 1017.7mbar
The months with the highest atmospheric pressure are October and December (1018.8mbar).
The months with the lowest atmospheric pressure are June and July (1014.6mbar).
Average wind speed in September
Cisiec, Poland
- Average wind speed in September: 9.1km/h
The windiest month (with the highest average wind speed) is December (12km/h).
The calmest month (with the lowest average wind speed) is August (8.4km/h).
Average humidity in September
Cisiec, Poland
- Average humidity in September: 76%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (70%).
Average rainfall in September
Cisiec, Poland
- Average rainfall in September: 52mm
The wettest month (with the highest rainfall) is May (89mm).
The driest month (with the least rainfall) is November (30mm).
Average rainfall days in September
Cisiec, Poland
- Average rainfall days in September: 14.6 days
The month with the highest number of rainy days is July (21.4 days).
The month with the least rainy days is January (8.9 days).
Average snowfall in September
Cisiec, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (262mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Cisiec, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Cisiec, Poland
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in September: 8h and 24min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in September
Cisiec, Poland
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is October (15.5 days).
The month with the least sunshine days is June (5.8 days).
Average UV index in September
Cisiec, Poland
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover in September
Cisiec, Poland
- Average cloud cover in September: 39
The months with the most cloud cover are January and February (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Cisiec, 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).
