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September Weather in Insko, Poland

Last updated: August 27, 2025

In September, the average temperature in Insko, Poland hovers around 15°C (59°F). However, be prepared for a range where it can dip as low as 3°C (38°F) or soar to a warm 31°C (88°F). Expect around 61 mm (2.4 in) of precipitation spread over 11 days, coupled with a fairly high average humidity of 78%.

September Temperature in Insko

In September in Insko, the average temperature is 15°C (59°F). Maximums can reach 31°C (88°F), while minimums can drop to as low as 3°C (38°F). Be prepared for a range of temperatures, making it a great time for layering your clothing during your travels.

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

The chart illustrates September temperature patterns in Insko, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Insko, 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 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec343539465464656658514336
Data source: Temperature data for Insko 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 Insko

In Insko in September, the total precipitation amount is 61 mm (2.4 in) over the course of 11 days.

September Precipitation Trends in Insko

The chart displays monthly precipitation patterns in Insko, 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 Insko, September typically receives around 61 mm (2.4 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec6552564159561115861794755
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Insko

In Insko in September, humidity is 78%. With an average temperature of 15°C (59°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities a bit more tiring and requiring frequent breaks for hydration as you explore the area.

September Average Humidity in Insko

This chart illustrates the average monthly humidity levels in Insko, 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 Insko is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%87%81%67%67%67%67%78%84%89%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Insko

In Insko 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 Insko.

Maximum UV Index Levels in Insko for September

The chart shows the monthly maximum UV Index (UVI) for Insko 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 Insko typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124568775321
Data source: Insko 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 Insko Compares to Other Months

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

This table compares monthly weather conditions in Insko, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)65 mm (2.6 inches)90%low
February Weather2°C (35°F)52 mm (2.0 inches)90%low
March Weather4°C (39°F)56 mm (2.2 inches)87%moderate
April Weather8°C (47°F)40 mm (1.6 inches)80%moderate
May Weather12°C (55°F)59 mm (2.3 inches)67%high
June Weather18°C (65°F)56 mm (2.2 inches)67%very high
July Weather18°C (65°F)111 mm (4.4 inches)67%high
August Weather19°C (66°F)58 mm (2.3 inches)67%high
September Weather15°C (59°F)61 mm (2.4 inches)78%moderate
October Weather10°C (51°F)79 mm (3.1 inches)84%moderate
November Weather6°C (43°F)47 mm (1.8 inches)89%low
December Weather2°C (36°F)55 mm (2.2 inches)92%low

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