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January Weather in Horjul, Slovenia

Last updated: August 27, 2025

In January, the average temperature in Horjul, Slovenia hovers around 1°C (33°F). Expect chilly conditions, as the temperature can dip as low as -14°C (7°F) and occasionally rise to a maximum of 11°C (52°F). This month also brings 59 mm (2.3 in) of precipitation over about 7 days, accompanied by a high average humidity of 88%. Be prepared for a mix of cold and damp weather!

January Temperature in Horjul

In January in Horjul, the average temperature is a chilly 1°C (33°F), with maximums reaching up to 11°C (52°F) and minimums plummeting as low as -14°C (7°F). Be sure to pack warm clothing if you plan to travel during this time!

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

The chart illustrates January temperature patterns in Horjul, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Horjul, January typically has an average temperature of 1°C (33°F), with highs reaching up to 11°C (52°F) and lows dropping to around -14°C (7°F).
JanFebMarAprMayJunJulAugSepOctNovDec333842505766686859514335
Data source: Temperature data for Horjul 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 Horjul

In Horjul in January, the precipitation amount is 59 mm (2.3 in) over a span of 7 days.

January Precipitation Trends in Horjul

The chart displays monthly precipitation patterns in Horjul, 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 Horjul, January typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec6010586110188106123123183110162138
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Horjul

In Horjul in January humidity is 88%. With an average temperature of 1°C (33°F), this humidity feels like a damp chill wrapping around you, making it difficult to stay warm while traveling, as each breath carries a heavy, cold moisture that clings to your skin.

January Average Humidity in Horjul

This chart illustrates the average monthly humidity levels in Horjul, 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 Horjul is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%82%73%73%70%69%63%51%64%83%89%88%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Horjul

In Horjul 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 Horjul, you can visit Hourly UV Index in Horjul.

Maximum UV Index Levels in Horjul for January

The chart shows the monthly maximum UV Index (UVI) for Horjul 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 Horjul typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987532
Data source: Horjul 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 Horjul Compares to Other Months

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

This table compares monthly weather conditions in Horjul, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)59 mm (2.3 inches)88%low
February Weather3°C (38°F)105 mm (4.2 inches)82%moderate
March Weather5°C (42°F)86 mm (3.4 inches)73%moderate
April Weather10°C (50°F)110 mm (4.3 inches)73%high
May Weather14°C (57°F)188 mm (7.4 inches)70%very high
June Weather19°C (67°F)106 mm (4.2 inches)69%very high
July Weather20°C (68°F)123 mm (4.8 inches)63%very high
August Weather20°C (69°F)123 mm (4.8 inches)51%very high
September Weather15°C (60°F)183 mm (7.2 inches)64%high
October Weather11°C (52°F)110 mm (4.3 inches)83%moderate
November Weather6°C (43°F)162 mm (6.4 inches)89%moderate
December Weather2°C (35°F)138 mm (5.4 inches)88%low

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