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January Weather in Slawa, Poland

Last updated: August 27, 2025

In January, the average temperature in Slawa, Poland hovers around 1°C (34°F), but prepare for extremes: temperatures can dive to a chilling -19°C (-2°F) or rise to a mild 13°C (56°F). Expect about 45 mm (1.8 in) of precipitation over 11 days and a high average humidity of 89%, making this a rather cold and damp time of year.

January Temperature in Slawa

In January in Slawa, the average temperature is 1°C (34°F). The maximum can reach 13°C (56°F) while the minimum can be as low as -19°C (-2°F). Travelers should be prepared for chilly conditions and pack accordingly for both warm and cold weather.

January Weather in Slawa: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Slawa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Slawa, January typically has an average temperature of 1°C (34°F), with highs reaching up to 13°C (56°F) and lows dropping to around -19°C (-2°F).
JanFebMarAprMayJunJulAugSepOctNovDec343641495869686960524337
Data source: Temperature data for Slawa 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.

January Precipitation in Slawa

In Slawa in January, the precipitation amount is 45 mm (1.8 in) over a span of 11 days.

January Precipitation Trends in Slawa

The chart displays monthly precipitation patterns in Slawa, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Slawa, January typically receives around 45 mm (1.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec454543336249786357573849
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Slawa

In Slawa in January humidity is 89%. With an average temperature of 1°C (34°F), this humidity feels like a chilling dampness that seeps into your bones, making travel uncomfortable and requiring extra layers to combat the cold and moisture.

January Average Humidity in Slawa

This chart illustrates the average monthly humidity levels in Slawa, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Slawa is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%87%84%78%63%63%61%65%72%80%87%91%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Slawa

In Slawa in January, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Slawa.

Maximum UV Index Levels in Slawa for January

The chart shows the monthly maximum UV Index (UVI) for Slawa in January, 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 January, the maximum UV index in Slawa typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578876321
Data source: Slawa January 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 January Weather in Slawa Compares to Other Months

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

This table compares monthly weather conditions in Slawa, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)45 mm (1.8 inches)89%low
February Weather2°C (36°F)45 mm (1.8 inches)87%low
March Weather5°C (41°F)43 mm (1.7 inches)84%moderate
April Weather10°C (49°F)33 mm (1.3 inches)78%moderate
May Weather14°C (58°F)62 mm (2.4 inches)63%high
June Weather20°C (69°F)48 mm (1.9 inches)63%very high
July Weather20°C (69°F)78 mm (3.1 inches)61%very high
August Weather21°C (69°F)63 mm (2.5 inches)65%high
September Weather16°C (60°F)57 mm (2.2 inches)72%high
October Weather11°C (52°F)56 mm (2.2 inches)80%moderate
November Weather6°C (43°F)38 mm (1.5 inches)87%low
December Weather3°C (37°F)49 mm (1.9 inches)91%low

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