January Weather in Retinne, Belgium

Last updated: August 22, 2025

In January, the average temperature in Retinne, Belgium hovers around 3°C (38°F). Expect chilly days, with minimum temperatures dipping to -8°C (18°F) and highs reaching 13°C (56°F). Be prepared for some wet weather, as precipitation averages 78 mm (3.1 in) over 13 days, and the air remains quite humid at 91%.

January Temperature in Retinne

In January in Retinne, the average temperature is 3°C (38°F), with maximums reaching 13°C (56°F) and minimums dropping as low as -8°C (18°F). It's advisable to pack warm clothing if you're traveling during this time.

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

The chart illustrates January temperature patterns in Retinne, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Retinne, January typically has an average temperature of 3°C (38°F), with highs reaching up to 13°C (56°F) and lows dropping to around -8°C (18°F).

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

January Precipitation in Retinne

In Retinne in January, the precipitation amount is 78 mm (3.1 in) spread over 13 days.

January Precipitation Trends in Retinne

The chart displays monthly precipitation patterns in Retinne, 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 Retinne, January typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 13 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 Retinne

In Retinne in January humidity is 91%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and necessitating layered clothing to stay warm and dry during your travels.

January Average Humidity in Retinne

This chart illustrates the average monthly humidity levels in Retinne, 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 Retinne is approximately 91%, 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 Retinne

In Retinne 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 Retinne.

Maximum UV Index Levels in Retinne for January

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

Data source: Retinne 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 Retinne Compares to Other Months

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

This table compares monthly weather conditions in Retinne, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (38°F)	78 mm (3.1 inches)	91%	low
February Weather	5°C (41°F)	80 mm (3.1 inches)	90%	low
March Weather	7°C (45°F)	87 mm (3.4 inches)	87%	moderate
April Weather	10°C (50°F)	39 mm (1.5 inches)	84%	moderate
May Weather	13°C (56°F)	68 mm (2.7 inches)	77%	high
June Weather	18°C (65°F)	88 mm (3.5 inches)	74%	very high
July Weather	19°C (66°F)	87 mm (3.4 inches)	72%	very high
August Weather	19°C (66°F)	78 mm (3.1 inches)	71%	high
September Weather	15°C (59°F)	64 mm (2.5 inches)	81%	moderate
October Weather	12°C (53°F)	85 mm (3.3 inches)	88%	moderate
November Weather	7°C (44°F)	59 mm (2.3 inches)	91%	low
December Weather	5°C (41°F)	113 mm (4.4 inches)	92%	low