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January Weather in Koosa, Estonia

Last updated: August 23, 2025

In Koosa, Estonia, the average temperature for January hovers around -2°C (28°F). However, brace yourself for a wide temperature range, with minimums dipping to -20°C (-3°F) and maximums reaching 8°C (47°F). Expect precipitation to amount to 38 mm (1.5 in) over approximately 10 days, and prepare for a rather damp experience with an average humidity of 95%.

January Temperature in Koosa

In January in Koosa, the average temperature is -2°C (28°F), with maximums reaching 8°C (47°F) and minimums plummeting to as low as -20°C (-3°F). It’s essential to pack warm clothing if you plan to travel during this time.

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

The chart illustrates January temperature patterns in Koosa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Koosa, January typically has an average temperature of -2°C (28°F), with highs reaching up to 8°C (47°F) and lows dropping to around -20°C (-3°F).
JanFebMarAprMayJunJulAugSepOctNovDec282732415263656255453829
Data source: Temperature data for Koosa 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 Koosa

In Koosa in January, the precipitation amount is 38 mm (1.5 in) over the course of 10 days.

January Precipitation Trends in Koosa

The chart displays monthly precipitation patterns in Koosa, 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 Koosa, January typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec384243495865637459705553
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Koosa

In Koosa in January humidity is 95%. With an average temperature of -2°C (28°F), this humidity feels like a damp, frigid chill that seeps into your bones, making traveling uncomfortable and the air heavy with a biting cold that dampens your spirits.

January Average Humidity in Koosa

This chart illustrates the average monthly humidity levels in Koosa, 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 Koosa is approximately 95%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec95%93%90%87%73%77%80%84%89%93%93%93%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Koosa

In Koosa 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 Koosa.

Maximum UV Index Levels in Koosa for January

The chart shows the monthly maximum UV Index (UVI) for Koosa 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 Koosa typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123457764211
Data source: Koosa 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 Koosa Compares to Other Months

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

This table compares monthly weather conditions in Koosa, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)38 mm (1.5 inches)95%low
February Weather-3°C (27°F)42 mm (1.6 inches)93%low
March Weather0°C (33°F)43 mm (1.7 inches)90%moderate
April Weather5°C (41°F)49 mm (1.9 inches)87%moderate
May Weather11°C (52°F)58 mm (2.3 inches)73%moderate
June Weather17°C (63°F)65 mm (2.6 inches)77%high
July Weather18°C (65°F)63 mm (2.5 inches)80%high
August Weather17°C (63°F)74 mm (2.9 inches)84%high
September Weather13°C (55°F)59 mm (2.3 inches)89%moderate
October Weather7°C (46°F)70 mm (2.8 inches)92%low
November Weather3°C (38°F)55 mm (2.1 inches)93%low
December Weather-1°C (30°F)53 mm (2.1 inches)93%low

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