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
September
Weather in September
Temperature
September's arrival comes with a decrease in the average high-temperature, moving from a moderately hot 25°C (77°F) in August to an enjoyable 19.3°C (66.7°F). In September, the nighttime temperature lowers to an average of 10.5°C (50.9°F).Humidity
In Bystrzyca Stara, the average relative humidity in September is 73%.Rainfall
In Bystrzyca Stara, in September, during 13 rainfall days, 38mm (1.5") of precipitation is typically accumulated. Throughout the year, in Bystrzyca Stara, there are 165.9 rainfall days, and 534mm (21.02") of precipitation is accumulated.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in September in Bystrzyca Stara is 12h and 38min.On the first day of September in Bystrzyca Stara, sunrise is at 05:44 and sunset at 19:15. On the last day of the month, sunrise is at 06:29 and sunset at 18:10 CEST.
Sunshine
The average sunshine in September in Bystrzyca Stara is 7.8h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 3 in September converts into the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The Sun's radiation is especially intense around midday; try to stay in shade during this period. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Bystrzyca Stara in September?
What is the average humidity in September in Bystrzyca Stara?
How much does it rain in Bystrzyca Stara in September?
When it does not snow in Bystrzyca Stara?
Does it snow in Bystrzyca Stara in September?
How many hours of daylight does Bystrzyca Stara have in September?
What time are sunrise and sunset in September in Bystrzyca Stara?
How long on average sun shines in September in Bystrzyca Stara?
What is the UV index intensity in September in Bystrzyca Stara?
Average temperature in September
Bystrzyca Stara, Poland
- Average high temperature in September: 19.3°C
The warmest month (with the highest average high temperature) is August (25°C).
The month with the lowest average high temperature is January (-0.8°C).
- Average low temperature in September: 10.5°C
The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is January (-4.3°C).
Average pressure in September
Bystrzyca Stara, Poland
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is October (1018.8mbar).
The month with the lowest atmospheric pressure is July (1013.8mbar).
Average wind speed in September
Bystrzyca Stara, Poland
- Average wind speed in September: 11km/h
The windiest month (with the highest average wind speed) is December (13.4km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).
Average humidity in September
Bystrzyca Stara, Poland
- Average humidity in September: 73%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (67%).
Average rainfall in September
Bystrzyca Stara, Poland
- Average rainfall in September: 38mm
The wettest month (with the highest rainfall) is May (75mm).
The driest month (with the least rainfall) is November (26mm).
Average rainfall days in September
Bystrzyca Stara, Poland
- Average rainfall days in September: 13 days
The month with the highest number of rainy days is July (20.8 days).
The month with the least rainy days is February (8.3 days).
Average snowfall in September
Bystrzyca Stara, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (177mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Bystrzyca Stara, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (17.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Bystrzyca Stara, Poland
- Average daylight in September: 12h and 4min
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: 7h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in September
Bystrzyca Stara, Poland
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is October (15.4 days).
The month with the least sunshine days is July (7.6 days).
Average UV index in September
Bystrzyca Stara, Poland
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in September
Bystrzyca Stara, Poland
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Bystrzyca Stara, Poland
- Average visibility in September: 9km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (6km).
