September weather forecast
Kościerzyn Mały, Poland

September

Weather in September

The first month of the autumn, September, is also an enjoyable month in Kościerzyn Mały, Poland, with an average temperature fluctuating between 19.1°C (66.4°F) and 10.7°C (51.3°F).

Temperature

Kościerzyn Mały's September weather comes with a decrease in average high-temperatures, moving from a moderately hot 24.2°C (75.6°F) in August to a refreshing 19.1°C (66.4°F). An average low-temperature of 10.7°C (51.3°F) is observed during the September nights.

Humidity

The average relative humidity in September is 74%.

Rainfall

In September, the rain falls for 9.1 days. Throughout September, 23mm (0.91") of precipitation is accumulated. In Kościerzyn Mały, during the entire year, the rain falls for 132.7 days and collects up to 337mm (13.27") of precipitation.

Snowfall

In Kościerzyn Mały, snow does not fall in May through October.

Daylight

In September, the average length of the day is 12h and 41min.
On the first day of the month, sunrise is at 06:01 and sunset at 19:40. On the last day of September, in Kościerzyn Mały, sunrise is at 06:51 and sunset at 18:29 CEST.

Sunshine

The average sunshine in September in Kościerzyn Mały is 8.5h.

UV index

In Kościerzyn Mały, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: In September, the maximum UV index of 4 suggests this advice:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.

Frequently asked questions

What are the temperatures in Kościerzyn Mały in September?
September temperatures in Kościerzyn Mały vary between a high-temperature of 19.1°C (66.4°F) and a low-temperature of 10.7°C (51.3°F).
What is the average humidity in September in Kościerzyn Mały?
In Kościerzyn Mały, Poland, the average relative humidity in September is 74%.
How much does it rain in Kościerzyn Mały in September?
In Kościerzyn Mały, Poland, in September, during 9.1 rainfall days, 23mm (0.91") of precipitation is typically accumulated.
When it does not snow in Kościerzyn Mały?
May through October are months without snowfall in Kościerzyn Mały.
How many hours of daylight does Kościerzyn Mały have in September?
The average day length in September is 12h and 41min.
When is the sunrise / sunset in September in Kościerzyn Mały?
On the first day of September, sunrise is at 06:01 and sunset at 19:40. On the last day of the month, sunrise is at 06:51 and sunset at 18:29 CEST.
How long on average sun shines in September in Kościerzyn Mały?
The average sunshine duration in September is 8.5h.
How high is the UV index in September in Kościerzyn Mały?
In Kościerzyn Mały, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Kościerzyn Mały, Poland
  • Average high temperature in September: 19.1°C

The warmest month (with the highest average high temperature) is August (24.2°C).
The month with the lowest average high temperature is January (0.6°C).

  • Average low temperature in September: 10.7°C

The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is January (-2.9°C).

Average pressure in September
Kościerzyn Mały, Poland
  • Average pressure in September: 1016.9mbar

The month with the highest atmospheric pressure is October (1017.1mbar).
The month with the lowest atmospheric pressure is July (1013.8mbar).

Average wind speed in September
Kościerzyn Mały, Poland
  • Average wind speed in September: 12.2km/h

The windiest month (with the highest average wind speed) is December (14.5km/h).
The calmest month (with the lowest average wind speed) is August (11.1km/h).

Average humidity in September
Kościerzyn Mały, Poland
  • Average humidity in September: 74%

The months with the highest relative humidity are January and December (89%).
The months with the lowest relative humidity are April and August (68%).

Average rainfall in September
Kościerzyn Mały, Poland
  • Average rainfall in September: 23mm

The wettest month (with the highest rainfall) is July (42mm).
The driest month (with the least rainfall) is April (14mm).

Average rainfall days in September
Kościerzyn Mały, Poland
  • Average rainfall days in September: 9.1 days

The month with the highest number of rainy days is July (14.8 days).
The month with the least rainy days is February (7.9 days).

Average snowfall in September
Kościerzyn Mały, Poland
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (65mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in September
Kościerzyn Mały, Poland
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Kościerzyn Mały, Poland
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).

  • Average sunshine in September: 8h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

Average sunshine days in September
Kościerzyn Mały, Poland
  • Average sunshine days in September: 19.3 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is February (14.3 days).

Average UV index in September
Kościerzyn Mały, 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, November and December (UV index 1).

Average cloud cover in September
Kościerzyn Mały, Poland
  • Average cloud cover in September: 39

The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in September
Kościerzyn Mały, Poland
  • Average visibility in September: 9km

The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, November and December (8km).

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