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January Weather in Karijoki, Finland

Last updated: August 23, 2025

In January, the average temperature in Karijoki, Finland hovers around -4°C (26°F). However, don't be surprised if you experience a chilly minimum of -24°C (-12°F) or a milder maximum of 8°C (46°F). Expect 41 mm (1.6 in) of precipitation over roughly 10 days, coupled with a high average humidity of 95%.

January Temperature in Karijoki

In January in Karijoki, the average temperature is -4°C (26°F), with maximums reaching 8°C (46°F) and minimums plummeting to -24°C (-12°F). Travelers should be prepared for a wide range of temperatures and dress in layers to stay comfortable in the chilly weather.

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

The chart illustrates January temperature patterns in Karijoki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Karijoki, January typically has an average temperature of -4°C (26°F), with highs reaching up to 8°C (46°F) and lows dropping to around -24°C (-12°F).
JanFebMarAprMayJunJulAugSepOctNovDec252329384860635951423528
Data source: Temperature data for Karijoki 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 Karijoki

In Karijoki in January, the precipitation amount is 41 mm (1.6 in) spread over 10 days.

January Precipitation Trends in Karijoki

The chart displays monthly precipitation patterns in Karijoki, 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 Karijoki, January typically receives around 41 mm (1.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec4146464343597810778796462
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Karijoki

In Karijoki in January humidity is 95%. With average temperature -4°C (26°F), this humidity feels like a chilling fog that wraps around you, making even the simplest outdoor activities feel arduous and uncomfortable for traveling.

January Average Humidity in Karijoki

This chart illustrates the average monthly humidity levels in Karijoki, 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 Karijoki is approximately 95%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec95%93%91%85%77%75%80%82%88%92%92%93%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Karijoki

In Karijoki 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 Karijoki.

Maximum UV Index Levels in Karijoki for January

The chart shows the monthly maximum UV Index (UVI) for Karijoki 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 Karijoki typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113456653211
Data source: Karijoki 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 Karijoki Compares to Other Months

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

This table compares monthly weather conditions in Karijoki, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (26°F)41 mm (1.6 inches)95%low
February Weather-5°C (24°F)46 mm (1.8 inches)93%low
March Weather-2°C (29°F)46 mm (1.8 inches)91%moderate
April Weather3°C (38°F)43 mm (1.7 inches)85%moderate
May Weather9°C (49°F)43 mm (1.7 inches)77%moderate
June Weather15°C (60°F)58 mm (2.3 inches)74%high
July Weather17°C (63°F)78 mm (3.1 inches)80%high
August Weather15°C (60°F)107 mm (4.2 inches)82%moderate
September Weather11°C (51°F)78 mm (3.1 inches)88%moderate
October Weather6°C (42°F)79 mm (3.1 inches)92%low
November Weather2°C (35°F)64 mm (2.5 inches)92%low
December Weather-2°C (29°F)62 mm (2.5 inches)93%low

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