Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The onset of September is marked by a decrease in temperature, transitioning from a warm 23.3°C (73.9°F) in August to a comfortable 18°C (64.4°F). Throughout September, Downary anticipates an average low-temperature of 9.4°C (48.9°F).Humidity
In Downary, Poland, the average relative humidity in September is 77%.Rainfall
In September, the rain falls for 13.2 days. Throughout September, 30mm (1.18") of precipitation is accumulated. Throughout the year, there are 154.9 rainfall days, and 435mm (17.13") of precipitation is accumulated.Snowfall
In Downary, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 41min.On the first day of the month, sunrise is at 05:39 and sunset at 19:18. On the last day of September, sunrise is at 06:29 and sunset at 18:08 CEST.
Sunshine
In September, the average sunshine is 7.6h.UV index
The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 3 during September leads to these instructions:
Heed the precautions - It is counselled to guard against solar damage. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Frequently asked questions
What is the average September temperature in Downary?
What is the average humidity in September in Downary?
How many days does it rain in September in Downary?
When it does not snow in Downary?
Does it snow in Downary in September?
What is the average length of the day in September in Downary?
When is the sunrise / sunset in September in Downary?
How many hours of sunshine does Downary have in September?
What is the UV index intensity in September in Downary?
Average temperature in September
Downary, Poland
- Average high temperature in September: 18°C
The warmest months (with the highest average high temperature) are July and August (23.3°C).
The month with the lowest average high temperature is January (-1.5°C).
- Average low temperature in September: 9.4°C
The month with the highest average low temperature is July (13.1°C).
The coldest month (with the lowest average low temperature) is January (-5.3°C).
Average pressure in September
Downary, Poland
- Average pressure in September: 1016.7mbar
The month with the highest atmospheric pressure is October (1017.7mbar).
The month with the lowest atmospheric pressure is July (1013.1mbar).
Average wind speed in September
Downary, Poland
- Average wind speed in September: 11.7km/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
Downary, Poland
- Average humidity in September: 77%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is April (70%).
Average rainfall in September
Downary, Poland
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is June (65mm).
The driest months (with the least rainfall) are February and April (20mm).
Average rainfall days in September
Downary, Poland
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is July (21.1 days).
The month with the least rainy days is February (6 days).
Average snowfall in September
Downary, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (100mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Downary, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Downary, Poland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 18min).
Average sunshine days in September
Downary, Poland
- Average sunshine days in September: 13.7 days
The month with the most sunshine days is October (17.8 days).
The month with the least sunshine days is July (7.8 days).
Average UV index in September
Downary, Poland
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Downary, Poland
- Average cloud cover in September: 44
The months with the most cloud cover are January and February (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in September
Downary, 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, February and December (7km).
Downary, Poland
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