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January Weather in Masku, Finland

Last updated: August 23, 2025

In Masku, Finland, the average temperature in January hovers around -2°C (29°F). Expect chilly conditions, with minimums dipping to -21°C (-6°F) and maximums reaching up to 8°C (47°F). The month sees an average precipitation of 48 mm (1.9 in) spread over 9 days. Notably, the average humidity is quite high at 92%, ensuring a brisk and damp atmosphere throughout.

January Temperature in Masku

In January in Masku, the average temperature is -2°C (29°F), with maximums reaching up to 8°C (47°F) and minimums plummeting to as low as -21°C (-6°F). It's essential to pack warm clothing to stay comfortable while exploring the wintery beauty of Masku.

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

The chart illustrates January temperature patterns in Masku, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Masku, January typically has an average temperature of -2°C (29°F), with highs reaching up to 8°C (47°F) and lows dropping to around -21°C (-6°F).
JanFebMarAprMayJunJulAugSepOctNovDec292731394960646254453932
Data source: Temperature data for Masku 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 Masku

In Masku in January, the total precipitation amount is 48 mm (1.9 in) spread over 9 days.

January Precipitation Trends in Masku

The chart displays monthly precipitation patterns in Masku, 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 Masku, January typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec484244324443758772865979
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Masku

In Masku in January, humidity is 92%. With an average temperature of -2°C (29°F), this humidity feels like an icy blanket suffocating your breath, making every step outside a struggle as the cold air condenses the moisture around you, turning your travel experience into a chilling challenge.

January Average Humidity in Masku

This chart illustrates the average monthly humidity levels in Masku, 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 Masku is approximately 92%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%89%85%77%78%78%79%86%90%91%89%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Masku

In Masku 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 Masku.

Maximum UV Index Levels in Masku for January

The chart shows the monthly maximum UV Index (UVI) for Masku 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 Masku typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113457754211
Data source: Masku 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 Masku Compares to Other Months

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

This table compares monthly weather conditions in Masku, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)48 mm (1.9 inches)92%low
February Weather-3°C (27°F)42 mm (1.7 inches)90%low
March Weather0°C (32°F)44 mm (1.7 inches)89%moderate
April Weather4°C (39°F)32 mm (1.3 inches)85%moderate
May Weather10°C (49°F)44 mm (1.7 inches)77%moderate
June Weather16°C (61°F)43 mm (1.7 inches)78%high
July Weather18°C (64°F)75 mm (3.0 inches)78%high
August Weather17°C (62°F)87 mm (3.4 inches)79%moderate
September Weather12°C (54°F)72 mm (2.8 inches)86%moderate
October Weather7°C (46°F)86 mm (3.4 inches)90%low
November Weather4°C (39°F)59 mm (2.3 inches)91%low
December Weather0°C (32°F)79 mm (3.1 inches)89%low

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