January Weather in Ardu, Estonia

Last updated: August 23, 2025

In January, the average temperature in Ardu, Estonia hovers around -2°C (28°F). Expect chilly days, with minimums plummeting to -22°C (-8°F) and maximums reaching 7°C (46°F). Precipitation is moderate, averaging 41 mm (1.6 in) over 11 days, contributing to a notably high humidity level of 95%. Prepare for a wintery mix that keeps the air crisp and invigorating!

January Temperature in Ardu

In January in Ardu, the average temperature is -2°C (28°F), with maximums reaching 7°C (46°F) and minimums dropping as low as -22°C (-8°F). Be prepared for chilly weather and pack warm clothing if you plan to visit during this time.

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

The chart illustrates January temperature patterns in Ardu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ardu, January typically has an average temperature of -2°C (28°F), with highs reaching up to 7°C (46°F) and lows dropping to around -22°C (-8°F).

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

January Precipitation in Ardu

In Ardu in January, the precipitation amount is 41 mm (1.6 in) over the course of 11 days.

January Precipitation Trends in Ardu

The chart displays monthly precipitation patterns in Ardu, 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 Ardu, January typically receives around 41 mm (1.6 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 Ardu

In Ardu 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 Ardu

This chart illustrates the average monthly humidity levels in Ardu, 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 Ardu is approximately 95%, 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 Ardu

In Ardu 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 Ardu.

Maximum UV Index Levels in Ardu for January

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

Data source: Ardu 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 Ardu Compares to Other Months

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

This table compares monthly weather conditions in Ardu, 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 (28°F)	41 mm (1.6 inches)	95%	low
February Weather	-3°C (27°F)	46 mm (1.8 inches)	93%	low
March Weather	0°C (32°F)	48 mm (1.9 inches)	90%	moderate
April Weather	5°C (41°F)	47 mm (1.9 inches)	87%	moderate
May Weather	10°C (51°F)	55 mm (2.2 inches)	73%	moderate
June Weather	16°C (61°F)	66 mm (2.6 inches)	77%	high
July Weather	18°C (64°F)	76 mm (3.0 inches)	80%	high
August Weather	16°C (61°F)	104 mm (4.1 inches)	84%	high
September Weather	12°C (54°F)	69 mm (2.7 inches)	89%	moderate
October Weather	7°C (45°F)	86 mm (3.4 inches)	92%	low
November Weather	3°C (38°F)	53 mm (2.1 inches)	93%	low
December Weather	-1°C (30°F)	55 mm (2.2 inches)	93%	low