September weather forecastOkoły, Poland

September

Weather in September

September, the first month of the autumn in Okoły, is still a refreshing month, with an average temperature fluctuating between 11.3°C (52.3°F) and 19.7°C (67.5°F).

Temperature

Okoły's weather in September involves a decrease in the average high-temperature, moving down from August's moderately hot 25.6°C (78.1°F) to an enjoyable 19.7°C (67.5°F). In September, Okoły reports a consistent average low-temperature of 11.3°C (52.3°F) during the nights.

Humidity

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

Rainfall

In Okoły, Poland, during September, the rain falls for 13.2 days and regularly aggregates up to 38mm (1.5") of precipitation. Throughout the year, in Okoły, there are 160.4 rainfall days, and 450mm (17.72") of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Okoły.

Daylight

In Okoły, Poland, the average length of the day in September is 12h and 38min.
On the first day of the month, sunrise is at 06:02 and sunset at 19:33. On the last day of September, in Okoły, sunrise is at 06:48 and sunset at 18:28 CEST.

Sunshine

The average sunshine in September is 8.5h.

UV index

The average daily maximum UV index in September in Okoły, Poland, is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 4 during September leads to these advisories:
Heed the precautions - Suggestions to avoid sunburn are made. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.

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

Frequently asked questions

An average high-temperature, in September, in Okoły, is 19.7°C (67.5°F) and the average low-temperature is 11.3°C (52.3°F).

In September, the average relative humidity is 71%.

In Okoły, in September, during 13.2 rainfall days, 38mm (1.5") of precipitation is typically accumulated.

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

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

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

On the first day of September in Okoły, Poland, sunrise is at 06:02 and sunset at 19:33. On the last day of the month, sunrise is at 06:48 and sunset at 18:28 CEST.

The average sunshine duration in September is 8.5h.

The average daily maximum UV index in September in Okoły, Poland, is 4. A UV Index estimate of 3 to 5 represents 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

25.6°C

19.7°C

13.8°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

10.9km/h

11.4km/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

13.5

15.4

17.1

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Okoły, Poland

Average high temperature in September: 19.7°C

The warmest month (with the highest average high temperature) is August (25.6°C).
The month with the lowest average high temperature is January (1°C).

Average low temperature in September: 11.3°C

The month with the highest average low temperature is August (15.5°C).
The coldest month (with the lowest average low temperature) is January (-2.8°C).

Average pressure in September
Okoły, Poland

Average pressure in September: 1017.7mbar

The month with the highest atmospheric pressure is October (1018.5mbar).
The month with the lowest atmospheric pressure is July (1014.5mbar).

Average wind speed in September
Okoły, Poland

Average wind speed in September: 10.9km/h

The windiest month (with the highest average wind speed) is December (13.5km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).

Average humidity in September
Okoły, Poland

Average humidity in September: 71%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (65%).

Average rainfall in September
Okoły, Poland

Average rainfall in September: 38mm

The wettest month (with the highest rainfall) is July (60mm).
The driest month (with the least rainfall) is November (24mm).

Average rainfall days in September
Okoły, Poland

Average rainfall days in September: 13.2 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is February (8.9 days).

Average snowfall in September
Okoły, Poland

Average snowfall in September: 0mm

The month with the highest snowfall is January (93mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Okoły, Poland

Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September: 12h and 36min

The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).

Average sunshine in September: 8h and 30min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 3h and 36min).