September weather forecastOstrów Szlachecki, Poland
September
Weather in September
September, the first month of the autumn in Ostrów Szlachecki, is also an enjoyable month, with temperature in the range of an average low of 10.1°C (50.2°F) and an average high of 19.6°C (67.3°F).Temperature
The shift from August to September corresponds with a decrease in the average high-temperature, down to a comfortable 19.6°C (67.3°F) from a moderately hot 25.2°C (77.4°F). In the month of September, the nighttime temperature dips to a steady average of 10.1°C (50.2°F).Humidity
The average relative humidity in September in Ostrów Szlachecki is 74%.Rainfall
In Ostrów Szlachecki, in September, it is raining for 10.5 days, with typically 28mm (1.1") of accumulated precipitation. Throughout the year, there are 131.2 rainfall days, and 389mm (15.31") of precipitation is accumulated.Snowfall
In Ostrów Szlachecki, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 37min.On the first day of September in Ostrów Szlachecki, sunrise is at 05:53 and sunset at 19:22. On the last day of the month, sunrise is at 06:37 and sunset at 18:18 CEST.
Sunshine
In September, the average sunshine is 8.1h.UV index
In September, the average daily maximum UV index in Ostrów Szlachecki, Poland, is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: In September, the UV index of 4 transforms into the following advice:
Be vigilant - Preventing sunburn is recommended. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Ostrów Szlachecki, Poland
- Average high temperature in September: 19.6°C
The warmest month (with the highest average high temperature) is August (25.2°C).
The month with the lowest average high temperature is January (0.3°C).
- Average low temperature in September: 10.1°C
The month with the highest average low temperature is July (14.1°C).
The coldest month (with the lowest average low temperature) is January (-3.9°C).
Average pressure in September
Ostrów Szlachecki, 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 (1014.4mbar).
Average wind speed in September
Ostrów Szlachecki, Poland
- Average wind speed in September: 9.8km/h
The windiest month (with the highest average wind speed) is March (12.7km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).
Average humidity in September
Ostrów Szlachecki, Poland
- Average humidity in September: 74%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (70%).
Average rainfall in September
Ostrów Szlachecki, Poland
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is May (61mm).
The driest month (with the least rainfall) is March (18mm).
Average rainfall days in September
Ostrów Szlachecki, Poland
- Average rainfall days in September: 10.5 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in September
Ostrów Szlachecki, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (87mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Ostrów Szlachecki, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Ostrów Szlachecki, 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 12min).
- Average sunshine in September: 8h and 6min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 6min).
Average sunshine days in September
Ostrów Szlachecki, Poland
- Average sunshine days in September: 17.2 days
The month with the most sunshine days is November (17.9 days).
The months with the least sunshine days are February and June (11.6 days).
Average UV index in September
Ostrów Szlachecki, 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 November and December (UV index 1).
Average cloud cover in September
Ostrów Szlachecki, Poland
- Average cloud cover in September: 40
The month with the most cloud cover is February (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Ostrów Szlachecki, Poland
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January and February (8km).





