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 decrease of average high-temperatures is mild in September, with a decline from a moderately hot 24.1°C (75.4°F) in August to a comfortable 18.2°C (64.8°F). September's nights observe an average temperature of 9.5°C (49.1°F).Humidity
In Biery, Poland, the average relative humidity in September is 76%.Rainfall
In Biery, during September, the rain falls for 14.6 days and regularly aggregates up to 52mm (2.05") of precipitation. Throughout the year, in Biery, there are 172.8 rainfall days, and 645mm (25.39") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day in Biery is 12h and 37min.On the first day of September in Biery, sunrise is at 06:00 and sunset at 19:27. On the last day of the month, sunrise is at 06:43 and sunset at 18:24 CEST.
Sunshine
In Biery, the average sunshine in September is 8.4h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: An average maximum UV index of 3 in September leads to these recommendations:
Take precautions - Protection against sun damage is advised. To protect against the Sun's most potent rays, avoid direct exposure around midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Frequently asked questions
What are September temperatures in Biery?
What is the average humidity in September in Biery?
How many days does it rain in September in Biery?
When it does not snow in Biery?
Does it snow in Biery in September?
How many hours of daylight does Biery have in September?
When is the sunrise / sunset in September in Biery?
How many hours of sunshine does Biery have in September?
What is the UV index intensity in September in Biery?
Average temperature in September
Biery, Poland
- Average high temperature in September: 18.2°C
The warmest month (with the highest average high temperature) is August (24.1°C).
The month with the lowest average high temperature is January (0°C).
- Average low temperature in September: 9.5°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (-4.8°C).
Average pressure in September
Biery, Poland
- Average pressure in September: 1017.7mbar
The months with the highest atmospheric pressure are October and December (1018.8mbar).
The months with the lowest atmospheric pressure are June and July (1014.6mbar).
Average wind speed in September
Biery, Poland
- Average wind speed in September: 9.1km/h
The windiest month (with the highest average wind speed) is December (12km/h).
The calmest month (with the lowest average wind speed) is August (8.4km/h).
Average humidity in September
Biery, Poland
- Average humidity in September: 76%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (70%).
Average rainfall in September
Biery, Poland
- Average rainfall in September: 52mm
The wettest month (with the highest rainfall) is May (89mm).
The driest month (with the least rainfall) is November (30mm).
Average rainfall days in September
Biery, Poland
- Average rainfall days in September: 14.6 days
The month with the highest number of rainy days is July (21.4 days).
The month with the least rainy days is January (8.9 days).
Average snowfall in September
Biery, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (262mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Biery, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Biery, Poland
- Average daylight in September: 12h and 4min
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 2min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in September
Biery, Poland
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is October (15.5 days).
The month with the least sunshine days is June (5.8 days).
Average UV index in September
Biery, Poland
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover in September
Biery, Poland
- Average cloud cover in September: 39
The months with the most cloud cover are January and February (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Biery, Poland
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January and February (7km).
Biery, Poland
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