September weather forecast
Knorozy, Poland

September

Weather in September

September, the first month of the autumn in Knorozy, is still a comfortable month, with an average temperature varying between 9.7°C (49.5°F) and 18.4°C (65.1°F).

Temperature

Knorozy's average high-temperature decreases in September, falling from a warm 24.1°C (75.4°F) in August to a refreshing 18.4°C (65.1°F). In Knorozy, an average low-temperature of 9.7°C (49.5°F) is recorded during September nights.

Humidity

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

Rainfall

In September, the rain falls for 12.6 days. Throughout September, 38mm (1.5") of precipitation is accumulated. Throughout the year, there are 163.9 rainfall days, and 512mm (20.16") of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In Knorozy, the average length of the day in September is 12h and 40min.
On the first day of September in Knorozy, sunrise is at 05:38 and sunset at 19:15. On the last day of the month, sunrise is at 06:27 and sunset at 18:06 CEST.

Sunshine

In September, the average sunshine in Knorozy, Poland, is 7.6h.

UV index

In Knorozy, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 3 during September translates into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

What is the average September temperature in Knorozy?
During September, Knorozy experiences an average high-temperature of 18.4°C (65.1°F) and a low-temperature of 9.7°C (49.5°F).
What is the average humidity in September in Knorozy?
In September, the average relative humidity in Knorozy, Poland, is 75%.
How much does it rain in Knorozy in September?
In September, the rain falls for 12.6 days. Throughout September, 38mm (1.5") of precipitation is accumulated.
When it does not snow in Knorozy?
In Knorozy, Poland, snow does not fall in May through September.
Does it snow in Knorozy in September?
In Knorozy, Poland, in September, it doesn't snow. In October, it regularly snows.
How many hours of daylight does Knorozy have in September?
The average day length in September is 12h and 40min.
When are sunrise and sunset in September in Knorozy?
In September, on the first day of the month, sunrise is at 05:38 and sunset at 19:15. On the last day of the month, in Knorozy, Poland, sunrise is at 06:27 and sunset at 18:06 CEST.
How many hours of sunshine does Knorozy have in September?
In Knorozy, Poland, the average sunshine duration in September is 7.6h.
What is the UV index reading in September in Knorozy?
The average daily maximum UV index in September is 3. A UV Index 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 - Knorozy, Poland
Average temperature in September
Knorozy, Poland
  • Average high temperature in September: 18.4°C

The warmest month (with the highest average high temperature) is August (24.1°C).
The month with the lowest average high temperature is January (-1.4°C).

  • Average low temperature in September: 9.7°C

The month with the highest average low temperature is July (13.9°C).
The coldest month (with the lowest average low temperature) is January (-5.1°C).

Average pressure in September - Knorozy, Poland
Average pressure in September
Knorozy, Poland
  • Average pressure in September: 1017mbar

The month with the highest atmospheric pressure is October (1018.3mbar).
The month with the lowest atmospheric pressure is July (1013.2mbar).

Average wind speed in September - Knorozy, Poland
Average wind speed in September
Knorozy, Poland
  • Average wind speed in September: 11.8km/h

The windiest month (with the highest average wind speed) is December (14.2km/h).
The calmest month (with the lowest average wind speed) is August (10.2km/h).

Average humidity in September - Knorozy, Poland
Average humidity in September
Knorozy, Poland
  • Average humidity in September: 75%

The month with the highest relative humidity is January (92%).
The months with the lowest relative humidity are April and August (70%).

Average rainfall in September - Knorozy, Poland
Average rainfall in September
Knorozy, Poland
  • Average rainfall in September: 38mm

The wettest month (with the highest rainfall) is May (69mm).
The driest month (with the least rainfall) is April (27mm).

Average rainfall days in September - Knorozy, Poland
Average rainfall days in September
Knorozy, Poland
  • Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in September - Knorozy, Poland
Average snowfall in September
Knorozy, Poland
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (187mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in September - Knorozy, Poland
Average snowfall days in September
Knorozy, Poland
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Knorozy, Poland
Average daylight in September /
Average sunshine in September
Knorozy, 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 24min).
The months with the least sunshine are January and February (Average sunshine: 2h and 18min).

Average sunshine days in September - Knorozy, Poland
Average sunshine days in September
Knorozy, Poland
  • Average sunshine days in September: 14 days

The month with the most sunshine days is October (14.5 days).
The month with the least sunshine days is January (6.4 days).

Average UV index in September - Knorozy, Poland
Average UV index in September
Knorozy, Poland
  • Average UV index in September: 3

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in September - Knorozy, Poland
Average cloud cover in September
Knorozy, Poland
  • Average cloud cover in September: 41

The month with the most cloud cover is January (Cloud cover 79).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in September - Knorozy, Poland
Average visibility in September
Knorozy, 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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