September weather forecastPostękalice, Poland
September
Weather in September
September, the first month of the autumn in Postękalice, is still a comfortable month, with an average temperature ranging between min 11.2°C (52.2°F) and max 19.3°C (66.7°F).Temperature
With September's onset, the weather shows a temperature decrease, transitioning from a warm 24.9°C (76.8°F) in August to a refreshing 19.3°C (66.7°F). During the September nights, an average temperature of 11.2°C (52.2°F) is observed.Humidity
In September, the average relative humidity is 71%.Rainfall
In Postękalice, in September, it is raining for 9.5 days, with typically 25mm (0.98") of accumulated precipitation. In Postękalice, during the entire year, the rain falls for 122.8 days and collects up to 325mm (12.8") of precipitation.Snowfall
In Postękalice, snow does not fall in May through September.Daylight
In Postękalice, the average length of the day in September is 12h and 38min.On the first day of September, sunrise is at 05:55 and sunset at 19:28. On the last day of the month, sunrise is at 06:41 and sunset at 18:21 CEST.
Sunshine
The average sunshine in September is 8.3h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 4 during September leads to these instructions:
Make use of precautions - Shielding skin and eyes from injury is a requirement. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Postękalice, Poland
- Average high temperature in September: 19.3°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°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 (-3.4°C).
Average pressure in September
Postękalice, Poland
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is October (1018.3mbar).
The month with the lowest atmospheric pressure is July (1014.1mbar).
Average wind speed in September
Postękalice, Poland
- Average wind speed in September: 12.3km/h
The windiest month (with the highest average wind speed) is December (15.3km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).
Average humidity in September
Postękalice, Poland
- Average humidity in September: 71%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (65%).
Average rainfall in September
Postękalice, Poland
- Average rainfall in September: 25mm
The wettest months (with the highest rainfall) are May and July (37mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in September
Postękalice, Poland
- Average rainfall days in September: 9.5 days
The month with the highest number of rainy days is July (13.4 days).
The months with the least rainy days are January and November (7.9 days).
Average snowfall in September
Postękalice, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (89mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Postękalice, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Postękalice, 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 18min
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 0min).
Average sunshine days in September
Postękalice, Poland
- Average sunshine days in September: 19.4 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is February (12.9 days).
Average UV index in September
Postękalice, 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, November and December (UV index 1).
Average cloud cover in September
Postękalice, Poland
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Postękalice, Poland
- Average visibility in September: 9km
The months with the highest visibility are June and August (10km).
The month with the lowest visibility is January (7km).
