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September Weather in Braniewo, Poland

Last updated: August 27, 2025

In September, the average temperature in Braniewo, Poland is a pleasant 15°C (60°F). Expect a range that can dip to a cool 6°C (44°F) and soar to a warm 29°C (84°F). Be prepared for some wet days, as precipitation averages 89 mm (3.5 in) over 13 days. With an average humidity of 81%, the air can feel quite moist, making for a vibrant atmosphere.

September Temperature in Braniewo

In September in Braniewo, the average temperature is 15°C (60°F). The maximum can reach 29°C (84°F), and the minimum can be as low as 6°C (44°F). This pleasant weather makes Braniewo an ideal destination for outdoor activities and sightseeing during this time of year.

September Weather in Braniewo: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Braniewo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Braniewo, September typically has an average temperature of 15°C (60°F), with highs reaching up to 29°C (84°F) and lows dropping to around 6°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec343438455364666660524437
Data source: Temperature data for Braniewo generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Braniewo

In Braniewo in September, the precipitation amount is 89 mm (3.5 in) distributed over 13 days.

September Precipitation Trends in Braniewo

The chart displays monthly precipitation patterns in Braniewo, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Braniewo, September typically receives around 89 mm (3.5 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec6350533970639676891237078
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Braniewo

In Braniewo in September, humidity is 81%. With an average temperature of 15°C (60°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sluggish and draining, which can challenge even the best-prepared traveler.

September Average Humidity in Braniewo

This chart illustrates the average monthly humidity levels in Braniewo, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Braniewo is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%88%84%77%76%76%76%81%86%89%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Braniewo

In Braniewo in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Braniewo.

Maximum UV Index Levels in Braniewo for September

The chart shows the monthly maximum UV Index (UVI) for Braniewo in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Braniewo typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124568765321
Data source: Braniewo September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in Braniewo Compares to Other Months

Weather in Braniewo varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Braniewo, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Braniewo, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)63 mm (2.5 inches)89%low
February Weather1°C (34°F)50 mm (2.0 inches)89%low
March Weather3°C (38°F)53 mm (2.1 inches)88%moderate
April Weather7°C (45°F)39 mm (1.5 inches)84%moderate
May Weather12°C (53°F)70 mm (2.7 inches)76%high
June Weather18°C (64°F)62 mm (2.5 inches)76%very high
July Weather19°C (66°F)96 mm (3.8 inches)76%high
August Weather19°C (66°F)76 mm (3.0 inches)76%high
September Weather15°C (60°F)89 mm (3.5 inches)81%moderate
October Weather11°C (52°F)123 mm (4.8 inches)86%moderate
November Weather7°C (44°F)70 mm (2.8 inches)89%low
December Weather3°C (37°F)78 mm (3.1 inches)89%low

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