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September Weather in Orneta, Poland

Last updated: August 27, 2025

In September, the average temperature in Orneta, Poland hovers around 14°C (58°F), with a minimum dipping to 2°C (35°F) and a maximum soaring to 30°C (87°F). Be prepared for some rain, as the area experiences approximately 73 mm (2.9 in) of precipitation over 11 days. With an average humidity of 71%, it’s a time when the air feels both refreshing and a bit muggy.

September Temperature in Orneta

In September in Orneta, the average temperature is 14°C (58°F), with maximums reaching up to 30°C (87°F) and minimums dropping as low as 2°C (35°F). This varied climate makes Orneta an ideal destination for travelers seeking to experience a mix of warm and cool weather.

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

The chart illustrates September temperature patterns in Orneta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Orneta, September typically has an average temperature of 14°C (58°F), with highs reaching up to 30°C (87°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec313137455464656557494134
Data source: Temperature data for Orneta 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 Orneta

In Orneta in September, the precipitation amount is 73 mm (2.9 in), spread over 11 days.

September Precipitation Trends in Orneta

The chart displays monthly precipitation patterns in Orneta, 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 Orneta, September typically receives around 73 mm (2.9 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec4844494083611077373744153
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Orneta

In Orneta in September humidity is 71%. With an average temperature of 14°C (58°F), this humidity feels like a damp embrace, making it essential for travelers to pack light, breathable clothing and stay hydrated while exploring the sights.

September Average Humidity in Orneta

This chart illustrates the average monthly humidity levels in Orneta, 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 Orneta 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 Orneta

In Orneta 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 Orneta.

Maximum UV Index Levels in Orneta for September

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

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

This table compares monthly weather conditions in Orneta, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)48 mm (1.9 inches)92%low
February Weather0°C (32°F)44 mm (1.7 inches)90%low
March Weather3°C (37°F)49 mm (1.9 inches)87%moderate
April Weather7°C (46°F)40 mm (1.6 inches)76%moderate
May Weather12°C (54°F)83 mm (3.3 inches)58%high
June Weather18°C (64°F)61 mm (2.4 inches)56%very high
July Weather18°C (65°F)107 mm (4.2 inches)59%very high
August Weather18°C (65°F)72 mm (2.9 inches)60%high
September Weather14°C (58°F)73 mm (2.9 inches)71%moderate
October Weather10°C (50°F)74 mm (2.9 inches)86%moderate
November Weather5°C (42°F)41 mm (1.6 inches)90%low
December Weather1°C (34°F)53 mm (2.1 inches)93%low

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