January Weather in Janja, Bosnia and Herzegovina

Last updated: August 22, 2025

In January, the average temperature in Janja, Bosnia and Herzegovina hovers around 1°C (34°F), with a minimum dipping to -22°C (-8°F) and a maximum reaching 17°C (63°F). Expect approximately 49 mm (1.9 in) of precipitation spread over 10 days, contributing to an average humidity of a cool 89%.

January Temperature in Janja

In January in Janja, the average temperature is 1°C (34°F). Maximum can reach 17°C (63°F) and minimum can be as low as -22°C (-8°F). It's essential to prepare for a wide range of temperatures if you're planning to travel during this time.

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

The chart illustrates January temperature patterns in Janja, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Janja, January typically has an average temperature of 1°C (34°F), with highs reaching up to 17°C (63°F) and lows dropping to around -22°C (-8°F).

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

January Precipitation in Janja

In Janja in January, the total precipitation amount is 49 mm (1.9 in) over the course of 10 days.

January Precipitation Trends in Janja

The chart displays monthly precipitation patterns in Janja, 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 Janja, January typically receives around 49 mm (1.9 inches) of precipitation spread over approximately 10 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Janja

In Janja in January humidity is 89%. With an average temperature of 1°C (34°F), this humidity feels like a chilling dampness that seeps into your bones, making travel uncomfortable and requiring extra layers to combat the cold and moisture.

January Average Humidity in Janja

This chart illustrates the average monthly humidity levels in Janja, 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 Janja is approximately 89%, 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 Janja

In Janja in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Janja, you can visit Hourly UV Index in Janja.

Maximum UV Index Levels in Janja for January

The chart shows the monthly maximum UV Index (UVI) for Janja 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 Janja typically reaches 2, which falls under the low exposure category.

Data source: Janja 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 Janja Compares to Other Months

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

This table compares monthly weather conditions in Janja, 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 (34°F)	49 mm (1.9 inches)	89%	low
February Weather	5°C (41°F)	52 mm (2.0 inches)	84%	moderate
March Weather	8°C (46°F)	57 mm (2.2 inches)	77%	moderate
April Weather	13°C (55°F)	61 mm (2.4 inches)	70%	high
May Weather	17°C (63°F)	78 mm (3.1 inches)	70%	very high
June Weather	22°C (72°F)	78 mm (3.1 inches)	68%	very high
July Weather	23°C (74°F)	88 mm (3.5 inches)	63%	very high
August Weather	24°C (75°F)	41 mm (1.6 inches)	52%	very high
September Weather	19°C (66°F)	32 mm (1.2 inches)	61%	high
October Weather	13°C (56°F)	49 mm (1.9 inches)	81%	moderate
November Weather	9°C (48°F)	48 mm (1.9 inches)	86%	moderate
December Weather	4°C (39°F)	83 mm (3.3 inches)	89%	low