September weather forecastGrabanów, Poland

September

Weather in September

September, the first month of the autumn in Grabanów, is still a comfortable month, with an average temperature ranging between min 10.1°C (50.2°F) and max 18.8°C (65.8°F).

Temperature

In the transition to September, Grabanów observes a drop in the average high-temperature, moving from a warm 24.7°C (76.5°F) in August to a refreshing 18.8°C (65.8°F). Nighttime temperatures in Grabanów hover around an average low of 10.1°C (50.2°F) in September.

Humidity

In Grabanów, the average relative humidity in September is 74%.

Rainfall

In Grabanów, Poland, in September, during 11.7 rainfall days, 30mm (1.18") of precipitation is typically accumulated. In Grabanów, during the entire year, the rain falls for 144.9 days and collects up to 439mm (17.28") of precipitation.

Snowfall

In Grabanów, snow does not fall in May through September.

Daylight

The average length of the day in September is 12h and 39min.
On the first day of September, sunrise is at 05:39 and sunset at 19:14. On the last day of the month, sunrise is at 06:27 and sunset at 18:06 CEST.

Sunshine

In September, the average sunshine in Grabanów is 7.5h.

UV index

In Grabanów, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index, 3 during September, leads to the following recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.

Frequently asked questions

During September, Grabanów experiences an average high-temperature of 18.8°C (65.8°F) and a low-temperature of 10.1°C (50.2°F).

The average relative humidity in September in Grabanów is 74%.

In Grabanów, Poland, in September, it is raining for 11.7 days, with typically 30mm (1.18") of accumulated precipitation.

May through September are months without snowfall in Grabanów.

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

The average day length in September is 12h and 39min.

In September, on the first day of the month, sunrise is at 05:39 and sunset at 19:14. On the last day of the month, in Grabanów, Poland, sunrise is at 06:27 and sunset at 18:06 CEST.

In Grabanów, the average sunshine duration in September is 7.5h.

The average daily maximum UV index in September in Grabanów is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Grabanów, Poland

  • Average high temperature in September: 18.8°C

The warmest month (with the highest average high temperature) is August (24.7°C).
The month with the lowest average high temperature is January (-1.3°C).

  • Average low temperature in September: 10.1°C

The months with the highest average low temperature are July and August (14.3°C).
The coldest month (with the lowest average low temperature) is January (-4.5°C).

Average pressure in September
Grabanów, Poland

  • Average pressure in September: 1017.2mbar

The month with the highest atmospheric pressure is October (1018.6mbar).
The month with the lowest atmospheric pressure is July (1013.4mbar).

Average wind speed in September
Grabanów, Poland

  • Average wind speed in September: 11.5km/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 (10.1km/h).

Average humidity in September
Grabanów, Poland

  • Average humidity in September: 74%

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

Average rainfall in September
Grabanów, Poland

  • Average rainfall in September: 30mm

The wettest month (with the highest rainfall) is May (67mm).
The driest month (with the least rainfall) is November (20mm).

Average rainfall days in September
Grabanów, Poland

  • Average rainfall days in September: 11.7 days

The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in September
Grabanów, Poland

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (164mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in September
Grabanów, Poland

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Grabanów, 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: 7h and 30min

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: 2h and 18min).

Average sunshine days in September
Grabanów, Poland

  • Average sunshine days in September: 16 days

The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is January (7.2 days).

Average UV index in September
Grabanów, Poland

  • Average UV index in September: 3

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in September
Grabanów, Poland

  • Average cloud cover in September: 41

The month with the most cloud cover is January (Cloud cover 79).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in September
Grabanów, Poland

  • Average visibility in September: 9km

The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).