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September Weather in Hanna, Poland

Last updated: August 27, 2025

In Hanna, Poland, the average temperature in September hovers around 15°C (59°F), with lows dipping to 2°C (35°F) and highs reaching up to 29°C (85°F). Expect around 72 mm (2.8 in) of precipitation over approximately 11 days, and don't forget to account for an average humidity level of 70%. Embrace the diverse climate and plan accordingly!

September Temperature in Hanna

In September in Hanna, the average temperature is 15°C (59°F), with a maximum that can reach 29°C (85°F) and a minimum that can be as low as 2°C (35°F). Be prepared for a range of temperatures during your travels, making it essential to pack layers for both warm and cool conditions.

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

The chart illustrates September temperature patterns in Hanna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hanna, September typically has an average temperature of 15°C (59°F), with highs reaching up to 29°C (85°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec293237475767686758504134
Data source: Temperature data for Hanna 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 Hanna

In Hanna in September, the precipitation amount is 72 mm (2.8 in) over the course of 11 days.

September Precipitation Trends in Hanna

The chart displays monthly precipitation patterns in Hanna, 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 Hanna, September typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec414441498580849272613453
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Hanna

In Hanna in September, humidity is 70%. With an average temperature of 15°C (59°F), this humidity feels like a warm embrace, making it slightly uncomfortable while traveling, as the moist air clings to your skin and can leave you feeling slightly lethargic.

September Average Humidity in Hanna

This chart illustrates the average monthly humidity levels in Hanna, 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 Hanna is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%88%77%62%61%61%60%70%86%90%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Hanna

In Hanna in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Hanna, you can refer to this Hourly UV Index in Hanna.

Maximum UV Index Levels in Hanna for September

The chart shows the monthly maximum UV Index (UVI) for Hanna 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 Hanna typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578876321
Data source: Hanna 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 Hanna Compares to Other Months

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

This table compares monthly weather conditions in Hanna, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)41 mm (1.6 inches)92%low
February Weather0°C (32°F)43 mm (1.7 inches)89%low
March Weather3°C (38°F)41 mm (1.6 inches)87%moderate
April Weather9°C (48°F)49 mm (1.9 inches)77%moderate
May Weather14°C (57°F)85 mm (3.4 inches)62%high
June Weather20°C (67°F)80 mm (3.2 inches)61%very high
July Weather20°C (68°F)84 mm (3.3 inches)60%very high
August Weather20°C (67°F)92 mm (3.6 inches)60%high
September Weather15°C (59°F)72 mm (2.8 inches)70%high
October Weather10°C (50°F)61 mm (2.4 inches)86%moderate
November Weather5°C (41°F)34 mm (1.3 inches)90%low
December Weather1°C (34°F)52 mm (2.1 inches)92%low

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