September weather forecastŚliwaków, Poland

September

Weather in September

September, the first month of the autumn in Śliwaków, is still a comfortable month, with an average temperature fluctuating between 11.2°C (52.2°F) and 19.3°C (66.7°F).

Temperature

Stepping into September, Śliwaków observes a temperature decline, with the average high falling from August's moderately hot 24.8°C (76.6°F) to an enjoyable 19.3°C (66.7°F). Throughout September, Śliwaków witnesses a nighttime temperature average of 11.2°C (52.2°F).

Humidity

In September, the average relative humidity in Śliwaków is 71%.

Rainfall

In Śliwaków, during September, the rain falls for 10.4 days and regularly aggregates up to 28mm (1.1") of precipitation. In Śliwaków, during the entire year, the rain falls for 150.8 days and collects up to 434mm (17.09") of precipitation.

Snowfall

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

Daylight

In September, the average length of the day in Śliwaków is 12h and 38min.
On the first day of September, sunrise is at 05:56 and sunset at 19:27. On the last day of the month, sunrise is at 06:41 and sunset at 18:22 CEST.

Sunshine

In September, the average sunshine is 8.2h.

UV index

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index, 4 during September, leads to the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.

Updated: Jan 31, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In September, in Śliwaków, the average high-temperature is 19.3°C (66.7°F), and the average low-temperature is 11.2°C (52.2°F).

In Śliwaków, the average relative humidity in September is 71%.

In Śliwaków, Poland, in September, during 10.4 rainfall days, 28mm (1.1") of precipitation is typically accumulated.

In Śliwaków, Poland, snow does not fall in June through September.

In Śliwaków, in September, it doesn't snow. In October, it regularly snows.

The average day length in September in Śliwaków is 12h and 38min.

In September, on the first day of the month, sunrise is at 05:56 and sunset at 19:27. On the last day of the month, sunrise is at 06:41 and sunset at 18:22 CEST.

In Śliwaków, Poland, the average sunshine duration in September is 8.2h.

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

24.8°C

19.3°C

12.9°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

12km/h

12.9km/h

14.2km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

19.3

18.2

16.7

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Śliwaków, Poland

Average high temperature in September: 19.3°C

The warmest month (with the highest average high temperature) is August (24.8°C).
The month with the lowest average high temperature is January (0°C).

Average low temperature in September: 11.2°C

The month with the highest average low temperature is August (15.2°C).
The coldest month (with the lowest average low temperature) is January (-3.5°C).

Average pressure in September
Śliwaków, Poland

Average pressure in September: 1017.6mbar

The month with the highest atmospheric pressure is October (1018.5mbar).
The month with the lowest atmospheric pressure is July (1014.2mbar).

Average wind speed in September
Śliwaków, Poland

Average wind speed in September: 12.3km/h

The windiest month (with the highest average wind speed) is December (15.9km/h).
The calmest month (with the lowest average wind speed) is August (11.1km/h).

Average humidity in September
Śliwaków, Poland

Average humidity in September: 71%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (65%).

Average rainfall in September
Śliwaków, Poland

Average rainfall in September: 28mm

The wettest month (with the highest rainfall) is May (61mm).
The driest month (with the least rainfall) is November (25mm).

Average rainfall days in September
Śliwaków, Poland

Average rainfall days in September: 10.4 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is January (8.7 days).

Average snowfall in September
Śliwaków, Poland

Average snowfall in September: 0mm

The month with the highest snowfall is January (133mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Śliwaków, Poland

Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (17.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Śliwaków, Poland

Average daylight in September: 12h and 36min

The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).

Average sunshine in September: 8h and 12min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 3h and 6min).