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November Weather in Sejny, Poland

Last updated: August 27, 2025

In November, the average temperature in Sejny, Poland hovers around 4°C (40°F). Be prepared for a range in temperatures, with minimums dipping to -7°C (20°F) and maximums reaching up to 16°C (61°F). This month brings about 39 mm (1.5 in) of precipitation, spread over 11 days, contributing to a notably high average humidity of 91%.

November Temperature in Sejny

In November in Sejny, the average temperature is 4°C (40°F). Maximums can reach 16°C (61°F), while minimums can dip as low as -7°C (20°F). Travelers should be prepared for chilly weather, with the possibility of warmer days and cold nights.

November Weather in Sejny: Daily Temperature Highs, Lows, and Averages

The chart illustrates November temperature patterns in Sejny, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sejny, November typically has an average temperature of 4°C (40°F), with highs reaching up to 16°C (61°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec293036455565666557484032
Data source: Temperature data for Sejny 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.

November Precipitation in Sejny

In Sejny in November, the precipitation amount is 39 mm (1.5 in) over the course of 11 days.

November Precipitation Trends in Sejny

The chart displays monthly precipitation patterns in Sejny, with values for each month alongside November’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how November’s conditions compare to those of other months. In Sejny, November typically receives around 39 mm (1.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec413440457051938770613954
Data source: Precipitation data for November generated using information from the Copernicus Climate Change Service.
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November Humidity in Sejny

In Sejny in November, humidity is 91%. With an average temperature of 4°C (40°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor travel uncomfortable and necessitating extra layers for warmth.

November Average Humidity in Sejny

This chart illustrates the average monthly humidity levels in Sejny, with November’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In November, average humidity in Sejny is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%91%88%77%59%59%60%60%72%89%91%93%
Data source: Humidity data for November generated using information from the Copernicus Climate Change Service.

November UV Index in Sejny

In Sejny in November, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Sejny, you can visit Hourly UV Index in Sejny.

Maximum UV Index Levels in Sejny for November

The chart shows the monthly maximum UV Index (UVI) for Sejny in November, 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 November, the maximum UV index in Sejny typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124568765321
Data source: Sejny November 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 November Weather in Sejny Compares to Other Months

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

This table compares monthly weather conditions in Sejny, showing how November’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)41 mm (1.6 inches)93%low
February Weather-1°C (30°F)34 mm (1.3 inches)90%low
March Weather2°C (36°F)40 mm (1.6 inches)88%moderate
April Weather7°C (45°F)45 mm (1.8 inches)77%moderate
May Weather13°C (55°F)70 mm (2.8 inches)59%high
June Weather18°C (65°F)51 mm (2.0 inches)59%very high
July Weather19°C (66°F)93 mm (3.7 inches)60%high
August Weather18°C (65°F)87 mm (3.4 inches)60%high
September Weather14°C (57°F)70 mm (2.7 inches)72%moderate
October Weather9°C (48°F)61 mm (2.4 inches)88%moderate
November Weather4°C (40°F)39 mm (1.5 inches)91%low
December Weather0°C (32°F)53 mm (2.1 inches)93%low

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