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January Weather in Kostelec, Czech Republic

Last updated: August 23, 2025

In January, the average temperature in Kostelec, Czech Republic is a chilly -2°C (30°F). Expect minimums plunging to -18°C (-1°F) and maximums reaching up to 11°C (53°F). With 45 mm (1.8 in) of precipitation over 10 days, it's a month where you might want to keep an umbrella handy. Humidity hovers at a high 90%, adding to the wintery atmosphere.

January Temperature in Kostelec

In January in Kostelec, the average temperature is -2°C (30°F). Maximums can reach 11°C (53°F), and minimums can be as low as -18°C (-1°F). Travelers should prepare for chilly conditions and dress in layers to stay warm while exploring.

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

The chart illustrates January temperature patterns in Kostelec, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kostelec, January typically has an average temperature of -2°C (30°F), with highs reaching up to 11°C (53°F) and lows dropping to around -18°C (-1°F).
JanFebMarAprMayJunJulAugSepOctNovDec293338465464656657483933
Data source: Temperature data for Kostelec 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 Kostelec

In Kostelec in January, the precipitation amount is 45 mm (1.8 in) spread over a duration of 10 days.

January Precipitation Trends in Kostelec

The chart displays monthly precipitation patterns in Kostelec, 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 Kostelec, January typically receives around 45 mm (1.8 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec45424642100951048877574457
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Kostelec

In Kostelec in January humidity is 90%. With an average temperature of -2°C (30°F), this humidity feels like an icy fog wrapping around you, making every step outside feel heavier and more uncomfortable, often leading to damp clothes that cling to your skin and a biting chill that seeps into your bones.

January Average Humidity in Kostelec

This chart illustrates the average monthly humidity levels in Kostelec, 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 Kostelec is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%87%85%78%74%77%76%76%75%85%90%91%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Kostelec

In Kostelec in January, 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 Kostelec, you can visit Hourly UV Index in Kostelec.

Maximum UV Index Levels in Kostelec for January

The chart shows the monthly maximum UV Index (UVI) for Kostelec 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 Kostelec typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689886421
Data source: Kostelec 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 Kostelec Compares to Other Months

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

This table compares monthly weather conditions in Kostelec, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (30°F)45 mm (1.8 inches)90%low
February Weather0°C (33°F)42 mm (1.7 inches)87%moderate
March Weather3°C (38°F)46 mm (1.8 inches)85%moderate
April Weather8°C (47°F)42 mm (1.6 inches)78%high
May Weather12°C (54°F)100 mm (3.9 inches)73%very high
June Weather18°C (64°F)95 mm (3.7 inches)77%very high
July Weather18°C (65°F)104 mm (4.1 inches)76%very high
August Weather19°C (66°F)87 mm (3.4 inches)76%very high
September Weather14°C (57°F)77 mm (3.0 inches)75%high
October Weather9°C (49°F)57 mm (2.2 inches)85%moderate
November Weather4°C (39°F)44 mm (1.7 inches)90%low
December Weather0°C (33°F)57 mm (2.2 inches)91%low

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