September weather forecastSłupica, Poland
September
Weather in September
September, the first month of the autumn in Słupica, is still a refreshing month, with an average temperature varying between 10.2°C (50.4°F) and 19.2°C (66.6°F).Temperature
In Słupica, entering September brings a temperature decrement, reducing from August's warm 24.9°C (76.8°F) to an enjoyable 19.2°C (66.6°F). During the month of September, Słupica anticipates a mean low-temperature of 10.2°C (50.4°F).Humidity
The average relative humidity in September in Słupica is 73%.Rainfall
In September, in Słupica, the rain falls for 10.8 days. Throughout September, 34mm (1.34") of precipitation is accumulated. In Słupica, during the entire year, the rain falls for 144.3 days and collects up to 417mm (16.42") of precipitation.Snowfall
In Słupica, snow does not fall in June through September.Daylight
The average length of the day in September in Słupica is 12h and 38min.On the first day of September, sunrise is at 05:48 and sunset at 19:20. On the last day of the month, sunrise is at 06:34 and sunset at 18:14 CEST.
Sunshine
The average sunshine in September is 8h.UV index
In Słupica, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 3 suggests this advice:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Słupica, Poland
- Average high temperature in September: 19.2°C
The warmest month (with the highest average high temperature) is August (24.9°C).
The month with the lowest average high temperature is January (-0.3°C).
- Average low temperature in September: 10.2°C
The month with the highest average low temperature is August (14.7°C).
The coldest month (with the lowest average low temperature) is January (-4°C).
Average pressure in September
Słupica, Poland
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is October (1018.5mbar).
The month with the lowest atmospheric pressure is July (1013.9mbar).
Average wind speed in September
Słupica, Poland
- Average wind speed in September: 11.3km/h
The windiest month (with the highest average wind speed) is December (14.1km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).
Average humidity in September
Słupica, Poland
- Average humidity in September: 73%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (67%).
Average rainfall in September
Słupica, Poland
- Average rainfall in September: 34mm
The wettest month (with the highest rainfall) is May (59mm).
The driest month (with the least rainfall) is November (22mm).
Average rainfall days in September
Słupica, Poland
- Average rainfall days in September: 10.8 days
The month with the highest number of rainy days is May (17.7 days).
The months with the least rainy days are January and February (8 days).
Average snowfall in September
Słupica, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (129mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Słupica, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Słupica, 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: 7h and 54min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in September
Słupica, Poland
- Average sunshine days in September: 17 days
The month with the most sunshine days is October (17.4 days).
The month with the least sunshine days is January (9.8 days).
Average UV index in September
Słupica, 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, November and December (UV index 1).
Average cloud cover in September
Słupica, Poland
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Słupica, Poland
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).





