September weather forecast
Kietlanka, Poland

September

Weather in September

September, the first month of the autumn in Kietlanka, is still a comfortable month, with an average temperature ranging between min 9.7°C (49.5°F) and max 18.5°C (65.3°F).

Temperature

Kietlanka observes a minor decrease in the average high-temperature with the arrival of September, falling from August's moderately hot 23.8°C (74.8°F) to an enjoyable 18.5°C (65.3°F). Kietlanka's nighttime temperature in September falls to an average of 9.7°C (49.5°F).

Humidity

In September, the average relative humidity in Kietlanka is 75%.

Rainfall

In Kietlanka, in September, during 9.5 rainfall days, 22mm (0.87") of precipitation is typically accumulated. Throughout the year, in Kietlanka, there are 130.4 rainfall days, and 284mm (11.18") of precipitation is accumulated.

Snowfall

In Kietlanka, snow does not fall in June through September.

Daylight

In September, the average length of the day is 12h and 40min.
On the first day of September in Kietlanka, sunrise is at 05:42 and sunset at 19:19. On the last day of the month, sunrise is at 06:31 and sunset at 18:10 CEST.

Sunshine

The average sunshine in September is 7.6h.

UV index

In Kietlanka, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In September, the UV index of 3 transforms into the following advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.

Frequently asked questions

What is the average September temperature in Kietlanka?
In September, in Kietlanka, the average high-temperature is 18.5°C (65.3°F), and the average low-temperature is 9.7°C (49.5°F).
What is the average humidity in September in Kietlanka?
In Kietlanka, the average relative humidity in September is 75%.
How many days does it rain in September in Kietlanka?
In Kietlanka, during September, the rain falls for 9.5 days and regularly aggregates up to 22mm (0.87") of precipitation.
When it does not snow in Kietlanka?
In Kietlanka, Poland, snow does not fall in June through September.
Does it snow in Kietlanka in September?
In Kietlanka, Poland, in September, it doesn't snow. In October, it regularly snows.
How many hours of daylight does Kietlanka have in September?
In September, the average day length is 12h and 40min.
What time are sunrise and sunset in September in Kietlanka?
In September, on the first day of the month, sunrise is at 05:42 and sunset at 19:19. On the last day of the month, in Kietlanka, sunrise is at 06:31 and sunset at 18:10 CEST.
How many hours of sunshine does Kietlanka have in September?
In September, the average sunshine duration in Kietlanka, Poland, is 7.6h.
How high is the UV index in September in Kietlanka?
The average daily maximum UV index in September in Kietlanka, Poland, is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
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
Kietlanka, Poland
  • Average high temperature in September: 18.5°C

The warmest month (with the highest average high temperature) is July (24.3°C).
The month with the lowest average high temperature is January (-1.2°C).

  • Average low temperature in September: 9.7°C

The month with the highest average low temperature is July (13.8°C).
The coldest month (with the lowest average low temperature) is January (-4.6°C).

Average pressure in September
Kietlanka, Poland
  • Average pressure in September: 1016.9mbar

The month with the highest atmospheric pressure is October (1017.9mbar).
The month with the lowest atmospheric pressure is July (1013.2mbar).

Average wind speed in September
Kietlanka, Poland
  • Average wind speed in September: 11.2km/h

The windiest month (with the highest average wind speed) is December (13km/h).
The calmest month (with the lowest average wind speed) is August (9.7km/h).

Average humidity in September
Kietlanka, Poland
  • Average humidity in September: 75%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (69%).

Average rainfall in September
Kietlanka, Poland
  • Average rainfall in September: 22mm

The wettest month (with the highest rainfall) is May (42mm).
The driest months (with the least rainfall) are February and March (14mm).

Average rainfall days in September
Kietlanka, Poland
  • Average rainfall days in September: 9.5 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is February (6.2 days).

Average snowfall in September
Kietlanka, Poland
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (75mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Kietlanka, Poland
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).

  • Average sunshine in September: 7h and 4min

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

Average sunshine days in September
Kietlanka, Poland
  • Average sunshine days in September: 17.8 days

The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is February (10.9 days).

Average UV index in September
Kietlanka, Poland
  • Average UV index in September: 3

The months with the highest UV index are 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
Kietlanka, Poland
  • Average cloud cover in September: 42

The months with the most cloud cover are January and February (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in September
Kietlanka, Poland
  • Average visibility in September: 9km

The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).

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