September weather forecastBorsk, Poland
September
Weather in September
The first month of the autumn, September, is still a comfortable month in Borsk, Poland, with an average temperature varying between 10°C (50°F) and 18.1°C (64.6°F).Temperature
September shows a mild decline in the average high-temperature, falling from August's moderately hot 23.2°C (73.8°F) to an enjoyable 18.1°C (64.6°F). September nights in Borsk, Poland, cool down to an average low-temperature of 10°C (50°F).Humidity
In Borsk, the average relative humidity in September is 75%.Rainfall
In Borsk, during September, the rain falls for 9.7 days and regularly aggregates up to 22mm (0.87") of precipitation. In Borsk, during the entire year, the rain falls for 129.1 days and collects up to 321mm (12.64") of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September in Borsk is 12h and 42min.On the first day of September in Borsk, sunrise is at 05:57 and sunset at 19:38. On the last day of the month, sunrise is at 06:49 and sunset at 18:26 CEST.
Sunshine
The average sunshine in September is 8.2h.UV index
In September, the average daily maximum UV index in Borsk is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the UV index of 4 transforms into the following advice:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. To avoid the Sun's strongest rays, limit exposure around the mid-day period. 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
Borsk, Poland
- Average high temperature in September: 18.1°C
The warmest month (with the highest average high temperature) is August (23.2°C).
The month with the lowest average high temperature is January (-0.2°C).
- Average low temperature in September: 10°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 (-3.5°C).
Average pressure in September
Borsk, Poland
- Average pressure in September: 1016.6mbar
The month with the highest atmospheric pressure is October (1016.9mbar).
The month with the lowest atmospheric pressure is July (1013.5mbar).
Average wind speed in September
Borsk, Poland
- Average wind speed in September: 13.3km/h
The windiest month (with the highest average wind speed) is December (16.6km/h).
The calmest month (with the lowest average wind speed) is August (11.8km/h).
Average humidity in September
Borsk, Poland
- Average humidity in September: 75%
The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is April (69%).
Average rainfall in September
Borsk, Poland
- Average rainfall in September: 22mm
The wettest month (with the highest rainfall) is July (45mm).
The driest month (with the least rainfall) is April (12mm).
Average rainfall days in September
Borsk, Poland
- Average rainfall days in September: 9.7 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (7.3 days).
Average snowfall in September
Borsk, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (76mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Borsk, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Borsk, Poland
- Average daylight in September: 12h and 42min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in September: 8h and 12min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in September
Borsk, Poland
- Average sunshine days in September: 19.2 days
The month with the most sunshine days is September (19.2 days).
The month with the least sunshine days is February (12 days).
Average UV index in September
Borsk, Poland
- Average UV index in September: 4
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 and November (UV index 1).
Average cloud cover in September
Borsk, Poland
- Average cloud cover in September: 41
The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Borsk, Poland
- Average visibility in September: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February and December (8km).





