September weather forecast
Brodnica, Poland

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Weather in September

Brodnica experiences a definitive shift in weather in September, where the descent of autumn is evident. Temperatures take a plunge from the summer highs, signaling the changing seasons. The greenery slowly starts to change hues - a sign of trees and plants preparing for winter. As the month progresses, nightfall creeps in earlier, shortening daylight hours. Cooler evenings and gradually declining temperatures earmark September as a transitional month.

Temperature

As September commences in Brodnica, the average high-temperature shows a reduction, transitioning from a moderately hot 24.3°C (75.7°F) in August to a comfortable 18.7°C (65.7°F). Brodnica's temperature in September lowers to a consistent average of 10.7°C (51.3°F) during the nights.

Humidity

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

Rainfall

In Brodnica, in September, it is raining for 9.5 days, with typically 22mm (0.87") of accumulated precipitation. Throughout the year, in Brodnica, there are 141.7 rainfall days, and 351mm (13.82") of precipitation is accumulated.

Snowfall

June through October are months without snowfall in Brodnica, Poland.

Daylight

The average length of the day in September in Brodnica is 12h and 41min.
On the first day of September, sunrise is at 05:52 and sunset at 19:31. On the last day of the month, sunrise is at 06:43 and sunset at 18:21 CEST.

Sunshine

The average sunshine in September is 8h.

UV index

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 4 in September converts into the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
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Frequently asked questions

What are the temperatures in Brodnica in September?

During September, Brodnica experiences an average high-temperature of 18.7°C (65.7°F) and a low-temperature of 10.7°C (51.3°F).

What is the average humidity in September in Brodnica?

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

How much does it rain in Brodnica in September?

In Brodnica, Poland, in September, during 9.5 rainfall days, 22mm (0.87") of precipitation is typically accumulated.

When it does not snow in Brodnica?

June through October are months without snowfall in Brodnica, Poland.

What is the average length of the day in September in Brodnica?

In September, the average day length in Brodnica is 12h and 41min.

When are sunrise and sunset in September in Brodnica?

On the first day of September in Brodnica, sunrise is at 05:52 and sunset at 19:31. On the last day of the month, sunrise is at 06:43 and sunset at 18:21 CEST.

How many hours of sunshine does Brodnica have in September?

In Brodnica, the average sunshine duration in September is 8h.

How high is the UV index in September in Brodnica?

The average daily maximum UV index in September in Brodnica is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in September
Brodnica, Poland

Average temperature in September - Brodnica, Poland
  • Average high temperature in September: 18.7°C

The warmest month (with the highest average high temperature) is August (24.3°C).
The month with the lowest average high temperature is January (-0.1°C).

  • Average low temperature in September: 10.7°C

The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is January (-3.3°C).

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Average pressure in September
Brodnica, Poland

Average pressure in September - Brodnica, Poland
  • Average pressure in September: 1016.7mbar

The month with the highest atmospheric pressure is October (1017.2mbar).
The month with the lowest atmospheric pressure is July (1013.4mbar).

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Average wind speed in September
Brodnica, Poland

Average wind speed in September - Brodnica, Poland
  • Average wind speed in September: 12.1km/h

The windiest month (with the highest average wind speed) is December (14.4km/h).
The calmest month (with the lowest average wind speed) is August (10.9km/h).

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Average humidity in September
Brodnica, Poland

Average humidity in September - Brodnica, Poland
  • Average humidity in September: 72%

The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April and August (68%).

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Average rainfall in September
Brodnica, Poland

Average rainfall in September - Brodnica, Poland
  • Average rainfall in September: 22mm

The wettest month (with the highest rainfall) is May (46mm).
The driest month (with the least rainfall) is April (17mm).

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Average rainfall days in September
Brodnica, Poland

Average rainfall days in September - Brodnica, Poland
  • Average rainfall days in September: 9.5 days

The month with the highest number of rainy days is May (15.3 days).
The months with the least rainy days are January and February (9.3 days).

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Average snowfall in September
Brodnica, Poland

Average snowfall in September - Brodnica, Poland
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (87mm).
The months with the least snowfall are June, July, August, September and October (0mm).

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Average snowfall days in September
Brodnica, Poland

Average snowfall days in September - Brodnica, Poland
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Brodnica, Poland
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).

  • Average sunshine in September: 8h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

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Average sunshine days in September
Brodnica, Poland

Average sunshine days in September - Brodnica, Poland
  • Average sunshine days in September: 18.6 days

The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is February (10.4 days).

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Average UV index in September
Brodnica, Poland

Average UV index in September - Brodnica, Poland
  • Average UV index in September: 4

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and November (UV index 1).

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Average cloud cover in September
Brodnica, Poland

Average cloud cover in September - Brodnica, Poland
  • Average cloud cover in September: 40

The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in September
Brodnica, Poland

Average visibility in September - Brodnica, Poland
  • Average visibility in September: 9km

The month with the highest visibility is August (10km).
The month with the lowest visibility is January (7km).

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Brodnica, Poland

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