September weather forecastCieleśnica, Poland
September
Weather in September
September, the first month of the autumn in Cieleśnica, is still a refreshing month, with an average temperature ranging between min 10.1°C (50.2°F) and max 18.8°C (65.8°F).Temperature
The transition into September is accompanied by a temperature decrease, with the average high-temperature shifting from a warm 24.7°C (76.5°F) in August to a comfortable 18.8°C (65.8°F). Throughout September, the average low-temperature dips to a cool 10.1°C (50.2°F).Humidity
In Cieleśnica, the average relative humidity in September is 74%.Rainfall
In Cieleśnica, Poland, during September, the rain falls for 11.7 days and regularly aggregates up to 30mm (1.18") of precipitation. Throughout the year, in Cieleśnica, there are 144.9 rainfall days, and 439mm (17.28") of precipitation is accumulated.Snowfall
In Cieleśnica, snow does not fall in May through September.Daylight
The average length of the day in September in Cieleśnica is 12h and 40min.On the first day of the month, sunrise is at 05:39 and sunset at 19:14. On the last day of September, in Cieleśnica, sunrise is at 06:26 and sunset at 18:06 CEST.
Sunshine
In September, the average sunshine in Cieleśnica is 7.5h.UV index
The average daily maximum UV index in September in Cieleśnica is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In September, a daily maximum UV index of 3 leads to the following instructions:
Undertake protective steps - Recommendations to avoid sunburn are issued. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Cieleśnica, Poland
- Average high temperature in September: 18.8°C
The warmest month (with the highest average high temperature) is August (24.7°C).
The month with the lowest average high temperature is January (-1.3°C).
- Average low temperature in September: 10.1°C
The months with the highest average low temperature are July and August (14.3°C).
The coldest month (with the lowest average low temperature) is January (-4.5°C).
Average pressure in September
Cieleśnica, Poland
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is October (1018.6mbar).
The month with the lowest atmospheric pressure is July (1013.4mbar).
Average wind speed in September
Cieleśnica, Poland
- Average wind speed in September: 11.5km/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 (10.1km/h).
Average humidity in September
Cieleśnica, Poland
- Average humidity in September: 74%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (68%).
Average rainfall in September
Cieleśnica, Poland
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is May (67mm).
The driest month (with the least rainfall) is November (20mm).
Average rainfall days in September
Cieleśnica, Poland
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in September
Cieleśnica, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (164mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Cieleśnica, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Cieleśnica, Poland
- Average daylight in September: 12h and 42min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in September: 7h and 30min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 2h and 18min).
Average sunshine days in September
Cieleśnica, Poland
- Average sunshine days in September: 16 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is January (7.2 days).
Average UV index in September
Cieleśnica, 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 and December (UV index 1).
Average cloud cover in September
Cieleśnica, 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 32).
Average visibility in September
Cieleśnica, 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).





