September weather forecastSłustowo, Poland

September

Weather in September

September, the first month of the autumn in Słustowo, is also an enjoyable month, with an average temperature fluctuating between 10.3°C (50.5°F) and 18.7°C (65.7°F).

Temperature

September weather is marked by a drop in the average high-temperature, falling from a moderately hot 24.2°C (75.6°F) in August to a refreshing 18.7°C (65.7°F). In the month of September, the average low-temperature usually rests at a cool 10.3°C (50.5°F).

Humidity

The average relative humidity in September is 73%.

Rainfall

In Słustowo, Poland, during September, the rain falls for 10.3 days and regularly aggregates up to 26mm (1.02") of precipitation. Throughout the year, there are 135.2 rainfall days, and 349mm (13.74") of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Słustowo, the average length of the day in September is 12h and 40min.
On the first day of September, sunrise is at 05:48 and sunset at 19:25. On the last day of the month, sunrise is at 06:37 and sunset at 18:16 CEST.

Sunshine

In Słustowo, the average sunshine in September is 7.9h.

UV index

The average daily maximum UV index in September in Słustowo is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index of 3 during September translates into these guidelines:
Prioritize safety - Suggestions to prevent sun damage are offered. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.

Frequently asked questions

An average high-temperature, in September, in Słustowo, is 18.7°C (65.7°F) and the average low-temperature is 10.3°C (50.5°F).

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

In September, in Słustowo, the rain falls for 10.3 days. Throughout September, 26mm (1.02") of precipitation is accumulated.

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

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

In September, the average day length in Słustowo, Poland, is 12h and 40min.

In September, on the first day of the month, sunrise is at 05:48 and sunset at 19:25. On the last day of the month, in Słustowo, Poland, sunrise is at 06:37 and sunset at 18:16 CEST.

The average sunshine duration in September in Słustowo, Poland, is 7.9h.

In September, the average daily maximum UV index in Słustowo, Poland, is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
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 sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Słustowo, Poland

  • Average high temperature in September: 18.7°C

The warmest months (with the highest average high temperature) are July and August (24.2°C).
The month with the lowest average high temperature is January (-0.8°C).

  • Average low temperature in September: 10.3°C

The month with the highest average low temperature is August (14.2°C).
The coldest month (with the lowest average low temperature) is January (-4.1°C).

Average pressure in September
Słustowo, Poland

  • Average pressure in September: 1016.9mbar

The month with the highest atmospheric pressure is October (1017.8mbar).
The month with the lowest atmospheric pressure is July (1013.3mbar).

Average wind speed in September
Słustowo, Poland

  • Average wind speed in September: 11.4km/h

The windiest month (with the highest average wind speed) is December (13.4km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).

Average humidity in September
Słustowo, Poland

  • Average humidity in September: 73%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (68%).

Average rainfall in September
Słustowo, Poland

  • Average rainfall in September: 26mm

The wettest month (with the highest rainfall) is May (46mm).
The driest month (with the least rainfall) is April (14mm).

Average rainfall days in September
Słustowo, Poland

  • Average rainfall days in September: 10.3 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.2 days).

Average snowfall in September
Słustowo, Poland

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (108mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Słustowo, 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
Słustowo, Poland

  • Average daylight in September: 12h and 42min

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 54min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).

Average sunshine days in September
Słustowo, Poland

  • Average sunshine days in September: 17.5 days

The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is July (11.1 days).

Average UV index in September
Słustowo, 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
Słustowo, Poland

  • Average cloud cover in September: 41

The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in September
Słustowo, Poland

  • Average visibility in September: 9km

The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (6km).