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September Weather in Harmeze, Poland

Last updated: August 27, 2025

The average temperature in Harmeze, Poland during September is a pleasant 15°C (59°F). However, temperatures can range from a chilly 2°C (36°F) to a warm 31°C (88°F). Expect about 109 mm (4.3 in) of precipitation spread over 12 days, accompanied by an average humidity of 67%.

September Temperature in Harmeze

In September in Harmeze, the average temperature is 15°C (59°F). Maximum temperatures can reach 31°C (88°F), while the minimum can drop to as low as 2°C (36°F). It's a great time to visit for those who enjoy mild weather with the possibility of warmer days, but be sure to pack layers for the cooler evenings.

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

The chart illustrates September temperature patterns in Harmeze, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harmeze, September typically has an average temperature of 15°C (59°F), with highs reaching up to 31°C (88°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec313539485666676759514235
Data source: Temperature data for Harmeze 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 Harmeze

In Harmeze in September, the total precipitation amount is 109 mm (4.3 in) during a span of 12 days.

September Precipitation Trends in Harmeze

The chart displays monthly precipitation patterns in Harmeze, 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 Harmeze, September typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec466451641078496113109845170
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Harmeze

In Harmeze in September, humidity is 67%. With an average temperature of 15°C (59°F), this humidity feels like a mild, damp embrace, which can make traveling feel refreshing yet slightly uncomfortable; you'll want to dress in breathable fabrics for an enjoyable experience.

September Average Humidity in Harmeze

This chart illustrates the average monthly humidity levels in Harmeze, 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 Harmeze is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%87%83%76%70%71%67%64%67%83%90%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Harmeze

In Harmeze 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 Harmeze, you can refer to this Hourly UV Index in Harmeze.

Maximum UV Index Levels in Harmeze for September

The chart shows the monthly maximum UV Index (UVI) for Harmeze 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 Harmeze typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec224578876421
Data source: Harmeze 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 Harmeze Compares to Other Months

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

This table compares monthly weather conditions in Harmeze, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)46 mm (1.8 inches)90%low
February Weather1°C (35°F)64 mm (2.5 inches)87%low
March Weather4°C (40°F)51 mm (2.0 inches)83%moderate
April Weather9°C (48°F)64 mm (2.5 inches)76%moderate
May Weather13°C (56°F)107 mm (4.2 inches)70%high
June Weather19°C (66°F)84 mm (3.3 inches)71%very high
July Weather19°C (67°F)96 mm (3.8 inches)67%very high
August Weather20°C (68°F)113 mm (4.4 inches)64%high
September Weather15°C (59°F)109 mm (4.3 inches)67%high
October Weather10°C (51°F)84 mm (3.3 inches)83%moderate
November Weather6°C (42°F)51 mm (2.0 inches)90%low
December Weather1°C (35°F)70 mm (2.7 inches)91%low

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