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May Weather in Chelm, Poland

Last updated: August 27, 2025

In May, the average temperature in Chelm, Poland hovers around 14°C (57°F), offering a mild climate. Expect fluctuations with a minimum of -1°C (31°F) and a peak reaching 29°C (85°F). The region experiences about 85 mm (3.4 in) of precipitation over 14 days, contributing to an average humidity of 62%. Perfect for those who enjoy a refreshing and invigorating atmosphere!

May Temperature in Chelm

In May in Chelm, the average temperature is 14°C (57°F). Maximum temperatures can reach 29°C (85°F), while the minimum can drop to as low as -1°C (31°F). This variability makes Chelm a destination where travelers should be prepared for both warm and cool weather.

May Weather in Chelm: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Chelm, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chelm, May typically has an average temperature of 14°C (57°F), with highs reaching up to 29°C (85°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec303238485767686758504134
Data source: Temperature data for Chelm 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.

May Precipitation in Chelm

In Chelm in May, the precipitation amount is 85 mm (3.4 in) spread over 14 days, contributing to the region's overall climate patterns.

May Precipitation Trends in Chelm

The chart displays monthly precipitation patterns in Chelm, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Chelm, May typically receives around 85 mm (3.4 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec394843458589899082603655
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Chelm

In Chelm in May humidity is 62%. With an average temperature of 14°C (57°F), this humidity feels like a refreshing embrace, making it a pleasant experience for traveling as the mild climate invites you to explore without feeling too hot or sweaty.

May Average Humidity in Chelm

This chart illustrates the average monthly humidity levels in Chelm, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Chelm is approximately 62%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%88%77%62%61%61%60%70%86%90%92%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Chelm

In Chelm in May, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Chelm.

Maximum UV Index Levels in Chelm for May

The chart shows the monthly maximum UV Index (UVI) for Chelm in May, 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 May, the maximum UV index in Chelm typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578876321
Data source: Chelm May 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 May Weather in Chelm Compares to Other Months

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

This table compares monthly weather conditions in Chelm, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)39 mm (1.5 inches)92%low
February Weather0°C (32°F)48 mm (1.9 inches)89%low
March Weather3°C (38°F)42 mm (1.7 inches)87%moderate
April Weather9°C (48°F)45 mm (1.8 inches)77%moderate
May Weather14°C (57°F)85 mm (3.4 inches)62%high
June Weather20°C (67°F)89 mm (3.5 inches)61%very high
July Weather20°C (68°F)89 mm (3.5 inches)60%very high
August Weather20°C (68°F)90 mm (3.5 inches)60%high
September Weather15°C (59°F)82 mm (3.2 inches)70%high
October Weather10°C (50°F)60 mm (2.4 inches)86%moderate
November Weather5°C (41°F)36 mm (1.4 inches)90%low
December Weather1°C (34°F)55 mm (2.2 inches)92%low

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