September weather forecast
Dereźnia Majdańska, Poland

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September

Weather in September

The first month of the autumn, September, is also an agreeable month in Dereźnia Majdańska, Poland, with an average temperature fluctuating between 10.8°C (51.4°F) and 20.1°C (68.2°F).

Temperature

September's onset brings a reduction in the average high-temperature, from a moderately hot 26.1°C (79°F) in August to a pleasant 20.1°C (68.2°F). Dereźnia Majdańska's September nights cool down to an average low-temperature of 10.8°C (51.4°F).

Humidity

The average relative humidity in September is 71%.

Rainfall

In September, in Dereźnia Majdańska, Poland, the rain falls for 10.2 days. Throughout September, 20mm (0.79") of precipitation is accumulated. Throughout the year, in Dereźnia Majdańska, there are 127.4 rainfall days, and 335mm (13.19") of precipitation is accumulated.

Snowfall

In Dereźnia Majdańska, snow does not fall in May through September.

Daylight

In September, the average length of the day is 12h and 37min.
On the first day of September, sunrise is at 05:44 and sunset at 19:13. On the last day of the month, sunrise is at 06:28 and sunset at 18:09 CEST.

Sunshine

The average sunshine in September is 8h.

UV index

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, the average maximum UV index of 4 translates into the following recommendations:
Take precautions - Protection against sun damage is advised. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Updated: Jan 30, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September in Dereźnia Majdańska?
The average high-temperature and low-temperature in Dereźnia Majdańska during September are 20.1°C (68.2°F) and 10.8°C (51.4°F) respectively.
What is the average humidity in September in Dereźnia Majdańska?
The average relative humidity in September in Dereźnia Majdańska, Poland, is 71%.
How many days does it rain in September in Dereźnia Majdańska?
In Dereźnia Majdańska, in September, during 10.2 rainfall days, 20mm (0.79") of precipitation is typically accumulated.
When it does not snow in Dereźnia Majdańska?
May through September are months without snowfall in Dereźnia Majdańska, Poland.
Does it snow in Dereźnia Majdańska in September?
In Dereźnia Majdańska, Poland, in September, it doesn't snow. In October, it regularly snows.
How many hours of daylight does Dereźnia Majdańska have in September?
In Dereźnia Majdańska, the average day length in September is 12h and 37min.
When are sunrise and sunset in September in Dereźnia Majdańska?
On the first day of September in Dereźnia Majdańska, Poland, sunrise is at 05:44 and sunset at 19:13. On the last day of the month, sunrise is at 06:28 and sunset at 18:09 CEST.
How long on average sun shines in September in Dereźnia Majdańska?
The average sunshine duration in September is 8h.
What is the UV index intensity in September in Dereźnia Majdańska?
In Dereźnia Majdańska, Poland, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJFMAMJJASeptemberOND
Aug
September
Oct
Average high temperature
26.1°C
20.1°C
13.3°C
Average low temperature
14.9°C
10.8°C
6°C
Average pressure
1016.7mbar
1017.7mbar
1019mbar
Average wind speed
9km/h
10.1km/h
10.7km/h
Average max. wind speed
9.9km/h
10.6km/h
11.4km/h
Average wind speed gusts
14.1km/h
15.8km/h
17.3km/h
Average humidity
65%
71%
77%
Average rainfall
29mm
20mm
23mm
Average rainfall days
10.9
10.2
9.4
Average snowfall
0mm
0mm
7mm
Average snowfall days
0
0
0.7
Average daylight
14h 3min
12h 4min
10h 4min
Average sunshine
10h 4min
8h 0min
6h 1min
Average sunshine days
18.1
16.8
19.5
Average UV index
5
4
2
Average cloud cover
30%
39%
45%
Average visibility
9km
9km
9km
Average temperature in September
Dereźnia Majdańska, Poland
  • Average high temperature in September: 20.1°C

The warmest month (with the highest average high temperature) is August (26.1°C).
The month with the lowest average high temperature is January (0.1°C).

  • Average low temperature in September: 10.8°C

The months with the highest average low temperature are July and August (14.9°C).
The coldest month (with the lowest average low temperature) is January (-3.9°C).

Average pressure in September
Dereźnia Majdańska, Poland
  • Average pressure in September: 1017.7mbar

The month with the highest atmospheric pressure is October (1019mbar).
The month with the lowest atmospheric pressure is July (1014.1mbar).

Average wind speed in September
Dereźnia Majdańska, Poland
  • Average wind speed in September: 10.1km/h

The windiest month (with the highest average wind speed) is December (12.2km/h).
The calmest month (with the lowest average wind speed) is August (9km/h).

Average humidity in September
Dereźnia Majdańska, Poland
  • Average humidity in September: 71%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (65%).

Average rainfall in September
Dereźnia Majdańska, Poland
  • Average rainfall in September: 20mm

The wettest month (with the highest rainfall) is July (47mm).
The driest month (with the least rainfall) is November (18mm).

Average rainfall days in September
Dereźnia Majdańska, Poland
  • Average rainfall days in September: 10.2 days

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is January (6.7 days).

Average snowfall in September
Dereźnia Majdańska, Poland
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (82mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in September
Dereźnia Majdańska, Poland
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (13.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Dereźnia Majdańska, Poland
  • Average daylight in September: 12h and 4min

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 6min).

  • Average sunshine in September: 8h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

Average sunshine days in September
Dereźnia Majdańska, Poland
  • Average sunshine days in September: 16.8 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is June (12 days).

Average UV index in September
Dereźnia Majdańska, Poland
  • Average UV index in September: 4

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

Average cloud cover in September
Dereźnia Majdańska, Poland
  • Average cloud cover in September: 39

The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in September
Dereźnia Majdańska, Poland
  • Average visibility in September: 9km

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

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