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September Weather in Karniewo, Poland

Last updated: August 27, 2025

In September, the average temperature in Karniewo, Poland hovers around 15°C (59°F), with a minimum dipping to 2°C (36°F) and a maximum reaching up to 30°C (87°F). Expect about 77 mm (3.0 in) of precipitation spread over 12 days, contributing to an average humidity of 71%. Whether you're exploring or relaxing, be prepared for a blend of conditions!

September Temperature in Karniewo

In September in Karniewo, the average temperature is 15°C (59°F). Maximums can reach 30°C (87°F), and minimums can drop as low as 2°C (36°F). This variation in temperatures makes it essential for travelers to pack layers to stay comfortable throughout the day.

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

The chart illustrates September temperature patterns in Karniewo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Karniewo, September typically has an average temperature of 15°C (59°F), with highs reaching up to 30°C (87°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec313238475667676758504134
Data source: Temperature data for Karniewo 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 Karniewo

In Karniewo in September, the precipitation amount is 77 mm (3.0 in) spread over 12 days.

September Precipitation Trends in Karniewo

The chart displays monthly precipitation patterns in Karniewo, 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 Karniewo, September typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec394340358465828377633349
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Karniewo

In Karniewo in September humidity is 71%. With an average temperature of 15°C (59°F), this humidity feels like a damp embrace, making outdoor activities slightly uncomfortable and encouraging travelers to seek shade or indoor attractions to escape the muggy air.

September Average Humidity in Karniewo

This chart illustrates the average monthly humidity levels in Karniewo, 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 Karniewo is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%87%76%58%56%59%60%71%86%90%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Karniewo

In Karniewo 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 Karniewo.

Maximum UV Index Levels in Karniewo for September

The chart shows the monthly maximum UV Index (UVI) for Karniewo 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 Karniewo typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124568875321
Data source: Karniewo 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 Karniewo Compares to Other Months

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

This table compares monthly weather conditions in Karniewo, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)39 mm (1.5 inches)92%low
February Weather0°C (33°F)43 mm (1.7 inches)90%low
March Weather3°C (38°F)40 mm (1.6 inches)87%moderate
April Weather8°C (47°F)35 mm (1.4 inches)76%moderate
May Weather13°C (57°F)84 mm (3.3 inches)58%high
June Weather19°C (67°F)65 mm (2.6 inches)56%very high
July Weather20°C (67°F)82 mm (3.2 inches)59%very high
August Weather19°C (67°F)83 mm (3.3 inches)60%high
September Weather15°C (59°F)77 mm (3.0 inches)71%moderate
October Weather10°C (50°F)63 mm (2.5 inches)86%moderate
November Weather5°C (42°F)33 mm (1.3 inches)90%low
December Weather1°C (34°F)49 mm (1.9 inches)93%low

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