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September Weather in Kolno, Poland

Last updated: August 27, 2025

In Kolno, Poland, the average temperature in September hovers around 14°C (58°F), offering a pleasant climate. Expect to experience a temperature range with a minimum of 1°C (34°F) and a maximum of 28°C (83°F). During this month, the region sees about 76 mm (3.0 in) of precipitation spread over 11 days, resulting in an average humidity of 71%.

September Temperature in Kolno

In September in Kolno, the average temperature is 14°C (58°F). The maximum can reach 28°C (83°F), while the minimum can drop as low as 1°C (34°F). It's an ideal time to explore Kolno with a comfortable climate, but be prepared for varying temperatures throughout the day.

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

The chart illustrates September temperature patterns in Kolno, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kolno, September typically has an average temperature of 14°C (58°F), with highs reaching up to 28°C (83°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec303137465566666557494133
Data source: Temperature data for Kolno 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 Kolno

In Kolno in September, the total precipitation amount is 76 mm (3.0 in), recorded over a period of 11 days.

September Precipitation Trends in Kolno

The chart displays monthly precipitation patterns in Kolno, 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 Kolno, September typically receives around 76 mm (3.0 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec434144388473967976663956
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kolno

In Kolno 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 Kolno

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

In Kolno 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 Kolno.

Maximum UV Index Levels in Kolno for September

The chart shows the monthly maximum UV Index (UVI) for Kolno 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 Kolno typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124567765321
Data source: Kolno 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 Kolno Compares to Other Months

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

This table compares monthly weather conditions in Kolno, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)43 mm (1.7 inches)92%low
February Weather-1°C (31°F)41 mm (1.6 inches)90%low
March Weather3°C (37°F)44 mm (1.7 inches)87%moderate
April Weather8°C (46°F)38 mm (1.5 inches)76%moderate
May Weather13°C (55°F)84 mm (3.3 inches)58%high
June Weather19°C (66°F)73 mm (2.9 inches)56%high
July Weather19°C (66°F)96 mm (3.8 inches)59%high
August Weather18°C (65°F)79 mm (3.1 inches)60%high
September Weather14°C (58°F)76 mm (3.0 inches)71%moderate
October Weather9°C (49°F)66 mm (2.6 inches)86%moderate
November Weather5°C (41°F)39 mm (1.5 inches)90%low
December Weather1°C (33°F)56 mm (2.2 inches)93%low

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