January Weather in Joniskis, Lithuania

Last updated: August 23, 2025

In January, the average temperature in Joniskis, Lithuania hovers around -1°C (30°F), but expect extremes with minimums dipping to -25°C (-13°F) and maximums reaching 7°C (45°F). Precipitation is notable, with an average of 41 mm (1.6 in) spread over 10 days. Additionally, the air feels quite humid, with an average humidity level of 93%, making for a chilly yet fascinating climate.

January Temperature in Joniskis

In January in Joniskis, the average temperature is -1°C (30°F), with maximums reaching 7°C (45°F) and minimums plunging as low as -25°C (-13°F). Travelers should be prepared for chilly conditions and pack accordingly to enjoy the winter landscape.

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

The chart illustrates January temperature patterns in Joniskis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Joniskis, January typically has an average temperature of -1°C (30°F), with highs reaching up to 7°C (45°F) and lows dropping to around -25°C (-13°F).

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

January Precipitation in Joniskis

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

January Precipitation Trends in Joniskis

The chart displays monthly precipitation patterns in Joniskis, 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 Joniskis, January typically receives around 41 mm (1.6 inches) of precipitation spread over approximately 10 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 Joniskis

In Joniskis in January humidity is 93%. With average temperature -1°C (30°F), this humidity feels like an icy blanket wrapping around you, making every step outside a challenge for travelers. The damp chill seeps into your bones, and even a short stroll can feel exhausting when the air clings closely, creating an almost surreal experience that dampens spirits and slows down every adventure.

January Average Humidity in Joniskis

This chart illustrates the average monthly humidity levels in Joniskis, 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 Joniskis is approximately 93%, 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 Joniskis

In Joniskis 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 Joniskis.

Maximum UV Index Levels in Joniskis for January

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

Data source: Joniskis 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 Joniskis Compares to Other Months

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

This table compares monthly weather conditions in Joniskis, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (30°F)	41 mm (1.6 inches)	93%	low
February Weather	-1°C (30°F)	34 mm (1.4 inches)	91%	low
March Weather	2°C (35°F)	45 mm (1.8 inches)	90%	moderate
April Weather	7°C (44°F)	35 mm (1.4 inches)	87%	moderate
May Weather	12°C (53°F)	64 mm (2.5 inches)	72%	high
June Weather	18°C (64°F)	53 mm (2.1 inches)	76%	high
July Weather	18°C (65°F)	88 mm (3.5 inches)	76%	high
August Weather	18°C (64°F)	74 mm (2.9 inches)	80%	high
September Weather	13°C (57°F)	62 mm (2.4 inches)	87%	moderate
October Weather	9°C (48°F)	60 mm (2.4 inches)	91%	moderate
November Weather	4°C (40°F)	52 mm (2.0 inches)	92%	low
December Weather	0°C (32°F)	49 mm (1.9 inches)	93%	low