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January Weather in Siemiatycze, Poland

Last updated: August 27, 2025

In January, the average temperature in Siemiatycze, Poland hovers around a chilly -1°C (30°F). Expect some dramatic fluctuations, with temperatures dipping as low as -25°C (-13°F) and peaking at a mild 10°C (50°F). With an average precipitation of 43 mm (1.7 in) spread over 11 days, and a humidity level of 93%, be prepared for a distinctly wintry atmosphere.

January Temperature in Siemiatycze

In January, in Siemiatycze, the average temperature is -1°C (30°F). The maximum can reach 10°C (50°F) and the minimum can be as low as -25°C (-13°F). Be sure to pack warm clothing and prepare for a wide range of temperatures while traveling.

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

The chart illustrates January temperature patterns in Siemiatycze, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Siemiatycze, January typically has an average temperature of -1°C (30°F), with highs reaching up to 10°C (50°F) and lows dropping to around -25°C (-13°F).
JanFebMarAprMayJunJulAugSepOctNovDec293137475667676758494133
Data source: Temperature data for Siemiatycze 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 Siemiatycze

In Siemiatycze in January, the total precipitation amount is 43 mm (1.7 in) recorded over a span of 11 days.

January Precipitation Trends in Siemiatycze

The chart displays monthly precipitation patterns in Siemiatycze, 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 Siemiatycze, January typically receives around 43 mm (1.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec434237437377788668673453
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Siemiatycze

In Siemiatycze in January humidity is 93%. With average temperature -1°C (30°F), this humidity feels like an icy blanket wrapping around you, making every step outside a challenge for travelers. The damp chill seeps into your bones, and even a short stroll can feel exhausting when the air clings closely, creating an almost surreal experience that dampens spirits and slows down every adventure.

January Average Humidity in Siemiatycze

This chart illustrates the average monthly humidity levels in Siemiatycze, 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 Siemiatycze is approximately 93%, 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 January generated using information from the Copernicus Climate Change Service.

January UV Index in Siemiatycze

In Siemiatycze 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 Siemiatycze.

Maximum UV Index Levels in Siemiatycze for January

The chart shows the monthly maximum UV Index (UVI) for Siemiatycze 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 Siemiatycze typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Siemiatycze 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 Siemiatycze Compares to Other Months

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

This table compares monthly weather conditions in Siemiatycze, showing how January’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)93%low
February Weather0°C (32°F)42 mm (1.7 inches)90%low
March Weather3°C (38°F)37 mm (1.5 inches)88%moderate
April Weather8°C (47°F)43 mm (1.7 inches)77%moderate
May Weather13°C (56°F)73 mm (2.9 inches)59%high
June Weather19°C (67°F)77 mm (3.0 inches)59%very high
July Weather20°C (68°F)78 mm (3.1 inches)60%very high
August Weather19°C (67°F)86 mm (3.4 inches)60%high
September Weather14°C (58°F)68 mm (2.7 inches)72%moderate
October Weather10°C (50°F)66 mm (2.6 inches)88%moderate
November Weather5°C (41°F)34 mm (1.3 inches)91%low
December Weather1°C (34°F)53 mm (2.1 inches)93%low

Compare Siemiatycze's Climate with Cities Worldwide