September weather forecast
Sterków, Poland

September

Weather in September

September, the first month of the autumn in Sterków, is still a refreshing month, with an average temperature varying between 11.6°C (52.9°F) and 19.7°C (67.5°F).

Temperature

Welcoming September, Sterków observes a shift in the average high-temperature, falling from August's moderately hot 25.3°C (77.5°F) to a refreshing 19.7°C (67.5°F). During September, the average low-temperature is a cool 11.6°C (52.9°F).

Humidity

In Sterków, the average relative humidity in September is 72%.

Rainfall

In Sterków, during September, the rain falls for 12.9 days and regularly aggregates up to 30mm (1.18") of precipitation. In Sterków, during the entire year, the rain falls for 156.9 days and collects up to 431mm (16.97") of precipitation.

Snowfall

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

Daylight

In September, the average length of the day is 12h and 39min.
On the first day of the month, sunrise is at 06:12 and sunset at 19:45. On the last day of September, in Sterków, sunrise is at 06:59 and sunset at 18:38 CEST.

Sunshine

The average sunshine in September in Sterków is 8.6h.

UV index

The average daily maximum UV index in September in Sterków is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: The daily high UV index of 4 during September translates into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Stay sun-safe with clothing that is both closely woven and worn loosely.

Frequently asked questions

What is the average September temperature in Sterków?
In Sterków, 19.7°C (67.5°F) is the average high-temperature and 11.6°C (52.9°F) is the average low-temperature during September.
What is the average humidity in September in Sterków?
The average relative humidity in September in Sterków, Poland, is 72%.
How many days does it rain in September in Sterków?
In September, the rain falls for 12.9 days. Throughout September, 30mm (1.18") of precipitation is accumulated.
When it does not snow in Sterków?
In Sterków, Poland, snow does not fall in June through September.
Does it snow in Sterków in September?
In Sterków, Poland, in September, it doesn't snow. In October, it regularly snows.
How many hours of daylight does Sterków have in September?
In Sterków, Poland, the average day length in September is 12h and 39min.
When are sunrise and sunset in September in Sterków?
On the first day of September, sunrise is at 06:12 and sunset at 19:45. On the last day of the month, sunrise is at 06:59 and sunset at 18:38 CEST.
How many hours of sunshine does Sterków have in September?
In Sterków, Poland, the average sunshine duration in September is 8.6h.
How high is the UV index in September in Sterków?
In Sterków, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from 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
Sterków, 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
Sterków, 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
Sterków, 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
Sterków, 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
Sterków, 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
Sterków, 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
Sterków, 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
Sterków, 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
Sterków, 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
Sterków, 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
Sterków, 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
Sterków, 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
Sterków, 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).

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