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
September's arrival correlates with a reduction in the average high-temperature, down from a moderately hot 25.3°C (77.5°F) in August to an enjoyable 19.7°C (67.5°F). An average low-temperature of 11.6°C (52.9°F) is noted during the nights in September.Humidity
The average relative humidity in September in Kosierz, Poland, is 72%.Rainfall
In September, the rain falls for 12.9 days. Throughout September, 30mm (1.18") of precipitation is accumulated. In Kosierz, during the entire year, the rain falls for 156.9 days and collects up to 431mm (16.97") of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 39min.On the first day of the month, sunrise is at 06:12 and sunset at 19:46. On the last day of September, in Kosierz, sunrise is at 06:59 and sunset at 18:38 CEST.
Sunshine
The average sunshine in September in Kosierz is 8.6h.UV index
In Kosierz, Poland, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.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. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Frequently asked questions
What are September temperatures in Kosierz?
What is the average humidity in September in Kosierz?
How many days does it rain in September in Kosierz?
When it does not snow in Kosierz?
Does it snow in Kosierz in September?
What is the average length of the day in September in Kosierz?
When are sunrise and sunset in September in Kosierz?
How many hours of sunshine does Kosierz have in September?
What is the UV index intensity in September in Kosierz?
Average temperature in September
Kosierz, Poland
- Average high temperature in September: 19.7°C
The warmest month (with the highest average high temperature) is August (25.3°C).
The month with the lowest average high temperature is January (1.6°C).
- Average low temperature in September: 11.6°C
The month with the highest average low temperature is August (15.5°C).
The coldest month (with the lowest average low temperature) is January (-2°C).
Average pressure in September
Kosierz, Poland
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is October (1017.7mbar).
The month with the lowest atmospheric pressure is July (1014.3mbar).
Average wind speed in September
Kosierz, Poland
- Average wind speed in September: 11km/h
The windiest month (with the highest average wind speed) is December (13.8km/h).
The calmest month (with the lowest average wind speed) is August (10.4km/h).
Average humidity in September
Kosierz, Poland
- Average humidity in September: 72%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (66%).
Average rainfall in September
Kosierz, Poland
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is July (70mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in September
Kosierz, Poland
- Average rainfall days in September: 12.9 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is February (7.7 days).
Average snowfall in September
Kosierz, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (111mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Kosierz, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Kosierz, Poland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in September
Kosierz, Poland
- Average sunshine days in September: 14.7 days
The month with the most sunshine days is October (16.4 days).
The month with the least sunshine days is June (10.5 days).
Average UV index in September
Kosierz, Poland
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover in September
Kosierz, Poland
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Kosierz, Poland
- Average visibility in September: 9km
The months with the highest visibility are June and August (10km).
The month with the lowest visibility is January (7km).
Kosierz, Poland
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