September weather forecastSłopsk, Poland

September

Weather in September

September, the first month of the autumn in Słopsk, is still a refreshing month, with an average temperature fluctuating between 18.9°C (66°F) and 10.5°C (50.9°F).

Temperature

During the transition into September, Słopsk observes a decrease in the average high-temperature, falling from a moderately hot 24.7°C (76.5°F) in August to a refreshing 18.9°C (66°F). Słopsk records a steady low-temperature average of 10.5°C (50.9°F) during September.

Humidity

In September, the average relative humidity in Słopsk is 73%.

Rainfall

The month with the least rainfall in Słopsk is September, when the rain falls for 8.3 days and typically collects 19mm (0.75") of precipitation.

Snowfall

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

Daylight

In September, the average length of the day in Słopsk is 12h and 40min.
On the first day of the month, sunrise is at 05:46 and sunset at 19:22. On the last day of September, in Słopsk, sunrise is at 06:34 and sunset at 18:13 CEST.

Sunshine

In September, the average sunshine is 8h.

UV index

In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.
Note: In September, a daily maximum UV index of 3 leads to the following instructions:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.

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

Frequently asked questions

The high-temperature in Słopsk, Poland, during September is 18.9°C (66°F) and the low-temperature is 10.5°C (50.9°F).

The average relative humidity in September is 73%.

September is the month with the least rainfall. Rain falls for 8.3 days and accumulates 19mm (0.75") of precipitation.

In Słopsk, in September, during 8.3 rainfall days, 19mm (0.75") of precipitation is typically accumulated.

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

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

The average day length in September in Słopsk, Poland, is 12h and 40min.

On the first day of September in Słopsk, sunrise is at 05:46 and sunset at 19:22. On the last day of the month, sunrise is at 06:34 and sunset at 18:13 CEST.

In Słopsk, the average sunshine duration in September is 8h.

In Słopsk, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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

24.7°C

18.9°C

12.3°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

11.2km/h

12.3km/h

13.8km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

19.5

19.9

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Słopsk, Poland

Average high temperature in September: 18.9°C

The warmest months (with the highest average high temperature) are July and August (24.7°C).
The month with the lowest average high temperature is January (-0.7°C).

Average low temperature in September: 10.5°C

The months with the highest average low temperature are July and August (14.8°C).
The coldest month (with the lowest average low temperature) is January (-4.1°C).

Average pressure in September
Słopsk, Poland

Average pressure in September: 1017.1mbar

The month with the highest atmospheric pressure is October (1018.1mbar).
The month with the lowest atmospheric pressure is July (1013.5mbar).

Average wind speed in September
Słopsk, Poland

Average wind speed in September: 11.7km/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 (10.4km/h).

Average humidity in September
Słopsk, Poland

Average humidity in September: 73%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (67%).

Average rainfall in September
Słopsk, Poland

Average rainfall in September: 19mm

The wettest month (with the highest rainfall) is May (53mm).
The driest month (with the least rainfall) is September (19mm).

Average rainfall days in September
Słopsk, Poland

Average rainfall days in September: 8.3 days

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in September
Słopsk, Poland

Average snowfall in September: 0mm

The month with the highest snowfall is January (109mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Słopsk, Poland

Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (13.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September: 12h and 42min

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

Average sunshine in September: 8h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).