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September Weather in Gniew, Poland

Last updated: August 27, 2025

In September, the average temperature in Gniew, Poland hovers around 15°C (58°F), making it a mild destination for travelers. Expect minimums as low as 2°C (36°F) and maximums reaching up to 31°C (88°F), providing a wide range for outdoor activities. Be prepared for some rain, as the area sees an average precipitation of 74 mm (2.9 in) over 11 days, and don't forget to factor in the average humidity of 75% for a truly immersive experience.

September Temperature in Gniew

In September in Gniew, the average temperature is 15°C (58°F). Maximum temperatures can reach 31°C (88°F), while the minimum can drop as low as 2°C (36°F). It's advisable to pack for both warm and cooler weather when traveling during this time.

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

The chart illustrates September temperature patterns in Gniew, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gniew, September typically has an average temperature of 15°C (58°F), with highs reaching up to 31°C (88°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec323338465464656658504235
Data source: Temperature data for Gniew 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 Gniew

In Gniew in September, the precipitation amount is 74 mm (2.9 in) spread over the course of 11 days.

September Precipitation Trends in Gniew

The chart displays monthly precipitation patterns in Gniew, 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 Gniew, September typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec4138403882811036674623948
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Gniew

In Gniew in September humidity is 75%. With an average temperature of 15°C (58°F), this humidity feels like you're stepping into a warm, damp blanket, making travel a bit more challenging as the air clings to your skin, leaving you craving a refreshing breeze along the way.

September Average Humidity in Gniew

This chart illustrates the average monthly humidity levels in Gniew, 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 Gniew is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%87%79%63%61%63%65%75%85%90%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Gniew

In Gniew 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 Gniew.

Maximum UV Index Levels in Gniew for September

The chart shows the monthly maximum UV Index (UVI) for Gniew 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 Gniew typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124568865321
Data source: Gniew 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 Gniew Compares to Other Months

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

This table compares monthly weather conditions in Gniew, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)41 mm (1.6 inches)91%low
February Weather0°C (33°F)37 mm (1.5 inches)90%low
March Weather3°C (38°F)40 mm (1.6 inches)87%moderate
April Weather8°C (46°F)38 mm (1.5 inches)79%moderate
May Weather12°C (55°F)82 mm (3.2 inches)63%high
June Weather18°C (65°F)81 mm (3.2 inches)61%very high
July Weather19°C (66°F)103 mm (4.1 inches)63%very high
August Weather19°C (66°F)66 mm (2.6 inches)65%high
September Weather15°C (58°F)74 mm (2.9 inches)75%moderate
October Weather10°C (51°F)62 mm (2.4 inches)85%moderate
November Weather6°C (42°F)39 mm (1.5 inches)90%low
December Weather2°C (35°F)48 mm (1.9 inches)93%low

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