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
In Boleń, the average high-temperature in September drops from a moderately hot 24.9°C (76.8°F) in August to a comfortable 19.4°C (66.9°F). Nighttime temperature in Boleń experiences an average drop to a cool 10.1°C (50.2°F) in September.Humidity
The average relative humidity in September in Boleń is 74%.Rainfall
In September, the rain falls for 10.2 days. Throughout September, 30mm (1.18") of precipitation is accumulated. In Boleń, during the entire year, the rain falls for 123.2 days and collects up to 368mm (14.49") of precipitation.Snowfall
June through September are months without snowfall in Boleń.Daylight
In Boleń, the average length of the day in September is 12h and 37min.On the first day of September, sunrise is at 05:55 and sunset at 19:24. On the last day of the month, sunrise is at 06:39 and sunset at 18:20 CEST.
Sunshine
In Boleń, Poland, the average sunshine in September is 8.3h.UV index
In September, the average daily maximum UV index in Boleń is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The daily high UV index of 4 in September translates into this advice:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
What is the temperature in September in Boleń?
What is the average humidity in September in Boleń?
How many days does it rain in September in Boleń?
When it does not snow in Boleń?
Does it snow in Boleń in September?
How many hours of daylight does Boleń have in September?
When are sunrise and sunset in September in Boleń?
How long on average sun shines in September in Boleń?
What is the UV index intensity in September in Boleń?
Average temperature in September
Boleń, Poland
- Average high temperature in September: 19.4°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 (0.4°C).
- Average low temperature in September: 10.1°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure in September
Boleń, Poland
- Average pressure in September: 1017.7mbar
The month with the highest atmospheric pressure is October (1018.8mbar).
The months with the lowest atmospheric pressure are June and July (1014.5mbar).
Average wind speed in September
Boleń, Poland
- Average wind speed in September: 9.8km/h
The windiest month (with the highest average wind speed) is March (12.9km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).
Average humidity in September
Boleń, Poland
- Average humidity in September: 74%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (69%).
Average rainfall in September
Boleń, Poland
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is May (65mm).
The driest months (with the least rainfall) are January and March (14mm).
Average rainfall days in September
Boleń, Poland
- Average rainfall days in September: 10.2 days
The month with the highest number of rainy days is June (17.6 days).
The month with the least rainy days is January (3.9 days).
Average snowfall in September
Boleń, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (44mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Boleń, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Boleń, 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 6min).
- 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 18min).
Average sunshine days in September
Boleń, Poland
- Average sunshine days in September: 18.1 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (10.4 days).
Average UV index in September
Boleń, Poland
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Boleń, Poland
- Average cloud cover in September: 38
The month with the most cloud cover is February (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Boleń, 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).
Boleń, Poland
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