January Weather in Ronneby, Sweden

Last updated: August 27, 2025

In January, the average temperature in Ronneby, Sweden hovers around 2°C (36°F). You can expect temperatures to drop to a chilly -10°C (14°F) at times, with highs reaching up to 10°C (50°F). During this month, precipitation amounts to 51 mm (2.0 in) spread over about 10 days, while the average humidity remains quite high at 90%.

January Temperature in Ronneby

In January in Ronneby, the average temperature is 2°C (36°F), with maximums reaching 10°C (50°F) and minimums dipping as low as -10°C (14°F). Be sure to pack warm clothing and prepare for chilly conditions if you're planning to travel during this time.

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

The chart illustrates January temperature patterns in Ronneby, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ronneby, January typically has an average temperature of 2°C (36°F), with highs reaching up to 10°C (50°F) and lows dropping to around -10°C (14°F).

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

January Precipitation in Ronneby

In Ronneby in January, the total precipitation amount is 51 mm (2.0 in) spread over a period of 10 days.

January Precipitation Trends in Ronneby

The chart displays monthly precipitation patterns in Ronneby, 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 Ronneby, January typically receives around 51 mm (2.0 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 Ronneby

In Ronneby in January humidity is 90%. With an average temperature of 2°C (36°F), this humidity feels like a heavy blanket wrapping around you, making every step feel sluggish and damp, and turning a simple stroll into a test of endurance for travelers.

January Average Humidity in Ronneby

This chart illustrates the average monthly humidity levels in Ronneby, 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 Ronneby is approximately 90%, 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 Ronneby

In Ronneby 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 Ronneby.

Maximum UV Index Levels in Ronneby for January

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

Data source: Ronneby 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 Ronneby Compares to Other Months

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

This table compares monthly weather conditions in Ronneby, 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 (36°F)	51 mm (2.0 inches)	90%	low
February Weather	1°C (35°F)	61 mm (2.4 inches)	89%	low
March Weather	3°C (38°F)	56 mm (2.2 inches)	88%	moderate
April Weather	6°C (44°F)	30 mm (1.2 inches)	82%	moderate
May Weather	11°C (52°F)	44 mm (1.7 inches)	72%	high
June Weather	16°C (62°F)	39 mm (1.5 inches)	68%	high
July Weather	18°C (64°F)	63 mm (2.5 inches)	68%	high
August Weather	17°C (63°F)	71 mm (2.8 inches)	73%	high
September Weather	14°C (58°F)	61 mm (2.4 inches)	81%	moderate
October Weather	10°C (50°F)	75 mm (3.0 inches)	87%	moderate
November Weather	6°C (44°F)	59 mm (2.3 inches)	89%	low
December Weather	3°C (38°F)	74 mm (2.9 inches)	88%	low