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September Weather in Korytnica, Poland

Last updated: August 27, 2025

In September, the average temperature in Korytnica, Poland hovers around 15°C (59°F). Expect a range from a chilly 1°C (35°F) to a warm 29°C (85°F). Rainfall is moderate, with about 73 mm (2.9 in) spread over 11 days, and the air carries a humidity level of 71%.

September Temperature in Korytnica

In September in Korytnica, the average temperature is 15°C (59°F). The maximum can reach 29°C (85°F), and the minimum can be as low as 1°C (35°F). This makes it a perfect time for travelers to enjoy a mix of warm sunny days and cooler nights, so pack accordingly!

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

The chart illustrates September temperature patterns in Korytnica, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Korytnica, 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 1°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec303238475667676758504134
Data source: Temperature data for Korytnica 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 Korytnica

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

September Precipitation Trends in Korytnica

The chart displays monthly precipitation patterns in Korytnica, 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 Korytnica, September typically receives around 73 mm (2.9 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec434440388468848273703553
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Korytnica

In Korytnica 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 Korytnica

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

In Korytnica 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 Korytnica.

Maximum UV Index Levels in Korytnica for September

The chart shows the monthly maximum UV Index (UVI) for Korytnica 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 Korytnica typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124577875321
Data source: Korytnica 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 Korytnica Compares to Other Months

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

This table compares monthly weather conditions in Korytnica, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)43 mm (1.7 inches)92%low
February Weather0°C (33°F)44 mm (1.7 inches)90%low
March Weather3°C (38°F)40 mm (1.6 inches)87%moderate
April Weather8°C (47°F)38 mm (1.5 inches)76%moderate
May Weather13°C (57°F)84 mm (3.3 inches)58%high
June Weather19°C (67°F)68 mm (2.7 inches)56%high
July Weather20°C (67°F)84 mm (3.3 inches)59%very high
August Weather19°C (67°F)82 mm (3.2 inches)60%high
September Weather15°C (59°F)73 mm (2.9 inches)71%moderate
October Weather10°C (50°F)70 mm (2.8 inches)86%moderate
November Weather5°C (42°F)35 mm (1.4 inches)90%low
December Weather1°C (34°F)53 mm (2.1 inches)93%low

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