September weather forecastSępów, Poland

September

Weather in September

September, the first month of the autumn in Sępów, is still a refreshing month, with an average temperature ranging between min 11.2°C (52.2°F) and max 19.5°C (67.1°F).

Temperature

September suggests a modest reduction in the average high-temperature, shifting from a moderately hot 24.8°C (76.6°F) in August to a comfortable 19.5°C (67.1°F). September's nights in Sępów observe an average temperature of 11.2°C (52.2°F).

Humidity

In September, the average relative humidity is 72%.

Rainfall

In Sępów, Poland, in September, it is raining for 12 days, with typically 30mm (1.18") of accumulated precipitation. Throughout the year, there are 150.5 rainfall days, and 383mm (15.08") of precipitation is accumulated.

Snowfall

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

Daylight

In Sępów, the average length of the day in September is 12h and 38min.
On the first day of September in Sępów, sunrise is at 06:10 and sunset at 19:41. On the last day of the month, sunrise is at 06:56 and sunset at 18:36 CEST.

Sunshine

In September, the average sunshine in Sępów is 8.8h.

UV index

In Sępów, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: An average UV index of 4 in September transforms into this advice:
Make use of precautions - Suggestions to resist sunburn are communicated. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Experience reduced UV exposure by about half when donning a wide-brim hat.

Updated: Feb 1, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in September, in Sępów, records 19.5°C (67.1°F), while the low-temperature is 11.2°C (52.2°F).

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

In Sępów, during September, the rain falls for 12 days and regularly aggregates up to 30mm (1.18") of precipitation.

June through September are months without snowfall in Sępów, Poland.

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

In Sępów, the average day length in September is 12h and 38min.

In September, on the first day of the month, sunrise is at 06:10 and sunset at 19:41. On the last day of the month, in Sępów, sunrise is at 06:56 and sunset at 18:36 CEST.

In September, the average sunshine duration in Sępów, Poland, is 8.8h.

In Sępów, Poland, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to 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

19.5°C

13.6°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

11km/h

11.3km/h

12.8km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

13.3

18.2

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Sępów, Poland

Average high temperature in September: 19.5°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 (1.3°C).

Average low temperature in September: 11.2°C

The month with the highest average low temperature is August (15.1°C).
The coldest month (with the lowest average low temperature) is January (-2.5°C).

Average pressure in September
Sępów, Poland

Average pressure in September: 1017.6mbar

The month with the highest atmospheric pressure is October (1018.1mbar).
The month with the lowest atmospheric pressure is July (1014.6mbar).

Average wind speed in September
Sępów, Poland

Average wind speed in September: 10.7km/h

The windiest month (with the highest average wind speed) is December (13.7km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).

Average humidity in September
Sępów, Poland

Average humidity in September: 72%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (67%).

Average rainfall in September
Sępów, Poland

Average rainfall in September: 30mm

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

Average rainfall days in September
Sępów, Poland

Average rainfall days in September: 12 days

The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is February (8.5 days).

Average snowfall in September
Sępów, Poland

Average snowfall in September: 0mm

The month with the highest snowfall is January (97mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Sępów, Poland

Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Sępów, 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 48min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).