January Weather in Saku, Estonia

Last updated: August 23, 2025

In Saku, Estonia, the average temperature in January hovers around -2°C (29°F). However, be prepared for extremes, as temperatures can plunge to -20°C (-4°F) or soar to 8°C (46°F). Expect about 42 mm (1.7 in) of precipitation over 11 days, accompanied by an average humidity of a high 92%. Bundle up and stay dry!

January Temperature in Saku

In January in Saku, the average temperature is -2°C (29°F), with maximums reaching up to 8°C (46°F) and minimums dropping as low as -20°C (-4°F). It's essential to prepare for a wide range of temperatures when traveling during this time.

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

The chart illustrates January temperature patterns in Saku, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saku, January typically has an average temperature of -2°C (29°F), with highs reaching up to 8°C (46°F) and lows dropping to around -20°C (-4°F).

Data source: Temperature data for Saku generated using information from the Copernicus Climate Change Service.

January Precipitation in Saku

In Saku in January, the precipitation amount is 42 mm (1.7 in) spread over 11 days.

January Precipitation Trends in Saku

The chart displays monthly precipitation patterns in Saku, 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 Saku, January typically receives around 42 mm (1.7 inches) of precipitation spread over approximately 11 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Saku

In Saku 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 Saku

This chart illustrates the average monthly humidity levels in Saku, 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 Saku is approximately 92%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Saku

In Saku 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 Saku.

Maximum UV Index Levels in Saku for January

The chart shows the monthly maximum UV Index (UVI) for Saku 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 Saku typically reaches 1, which falls under the low exposure category.

Data source: Saku 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 Saku Compares to Other Months

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

This table compares monthly weather conditions in Saku, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (29°F)	42 mm (1.7 inches)	92%	low
February Weather	-3°C (27°F)	47 mm (1.9 inches)	91%	low
March Weather	0°C (32°F)	48 mm (1.9 inches)	90%	moderate
April Weather	5°C (41°F)	44 mm (1.7 inches)	87%	moderate
May Weather	10°C (51°F)	57 mm (2.2 inches)	76%	moderate
June Weather	16°C (61°F)	63 mm (2.5 inches)	80%	high
July Weather	18°C (64°F)	74 mm (2.9 inches)	80%	high
August Weather	16°C (62°F)	106 mm (4.2 inches)	83%	high
September Weather	12°C (55°F)	73 mm (2.9 inches)	87%	moderate
October Weather	8°C (46°F)	91 mm (3.6 inches)	90%	low
November Weather	4°C (39°F)	53 mm (2.1 inches)	91%	low
December Weather	-1°C (31°F)	55 mm (2.2 inches)	90%	low