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July Weather in Siemien, Poland

Last updated: August 27, 2025

In Siemien, Poland, the average temperature in July hovers around 20°C (68°F). However, be prepared for a range of temperatures; it can dip to a cool 8°C (46°F) and soar as high as 37°C (99°F). During this month, expect about 84 mm (3.3 in) of precipitation spread over 14 days, contributing to an average humidity of 60%.

July Temperature in Siemien

In July in Siemien, the average temperature is 20°C (68°F), with maximums reaching 37°C (99°F) and minimums dropping as low as 8°C (46°F). This variability makes it an ideal time for travelers to pack layers and enjoy both warm and cooler moments.

July Weather in Siemien: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Siemien, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Siemien, July typically has an average temperature of 20°C (68°F), with highs reaching up to 37°C (99°F) and lows dropping to around 8°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec303238485768686758504134
Data source: Temperature data for Siemien 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.

July Precipitation in Siemien

In Siemien in July, the precipitation amount is 84 mm (3.3 in) over the course of 14 days.

July Precipitation Trends in Siemien

The chart displays monthly precipitation patterns in Siemien, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Siemien, July typically receives around 84 mm (3.3 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec4043394773778410175633552
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Siemien

In Siemien in July, humidity is 60%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace, making traveling quite comfortable yet slightly sticky, perfect for leisurely strolls but reminding you to stay hydrated.

July Average Humidity in Siemien

This chart illustrates the average monthly humidity levels in Siemien, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Siemien is approximately 60%, 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 July generated using information from the Copernicus Climate Change Service.

July UV Index in Siemien

In Siemien in July, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Siemien.

Maximum UV Index Levels in Siemien for July

The chart shows the monthly maximum UV Index (UVI) for Siemien in July, 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 July, the maximum UV index in Siemien typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578876321
Data source: Siemien July 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 July Weather in Siemien Compares to Other Months

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

This table compares monthly weather conditions in Siemien, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)40 mm (1.6 inches)92%low
February Weather0°C (32°F)43 mm (1.7 inches)89%low
March Weather3°C (38°F)39 mm (1.5 inches)87%moderate
April Weather9°C (48°F)47 mm (1.8 inches)77%moderate
May Weather14°C (57°F)73 mm (2.9 inches)62%high
June Weather20°C (68°F)77 mm (3.0 inches)61%very high
July Weather20°C (68°F)84 mm (3.3 inches)60%very high
August Weather20°C (68°F)101 mm (4.0 inches)60%high
September Weather15°C (59°F)75 mm (3.0 inches)70%high
October Weather10°C (50°F)63 mm (2.5 inches)86%moderate
November Weather5°C (41°F)35 mm (1.4 inches)90%low
December Weather1°C (34°F)52 mm (2.0 inches)92%low

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