January Weather in Plouharnel, France

Last updated: August 23, 2025

In January, the average temperature in Plouharnel, France hovers around 8°C (47°F). Expect minimums to dip to -2°C (29°F) and maximums to reach 14°C (57°F). During this month, precipitation is typically 56 mm (2.2 in) over about 11 days, coupled with a high average humidity of 82%.

January Temperature in Plouharnel

In January in Plouharnel, the average temperature is 8°C (47°F). The maximum can reach 14°C (57°F), while the minimum can drop to as low as -2°C (29°F). It's advisable to pack layers to stay comfortable during your travels.

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

The chart illustrates January temperature patterns in Plouharnel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Plouharnel, January typically has an average temperature of 8°C (47°F), with highs reaching up to 14°C (57°F) and lows dropping to around -2°C (29°F).

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

January Precipitation in Plouharnel

In Plouharnel in January, the precipitation amount is 56 mm (2.2 in) over the course of 11 days.

January Precipitation Trends in Plouharnel

The chart displays monthly precipitation patterns in Plouharnel, 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 Plouharnel, January typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 11 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 Plouharnel

In Plouharnel in January humidity is 82%. With an average temperature of 8°C (47°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration less enjoyable and requiring extra layers to stay warm and comfortable.

January Average Humidity in Plouharnel

This chart illustrates the average monthly humidity levels in Plouharnel, 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 Plouharnel is approximately 82%, 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 Plouharnel

In Plouharnel 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 Plouharnel, you can visit Hourly UV Index in Plouharnel.

Maximum UV Index Levels in Plouharnel for January

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

Data source: Plouharnel 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 Plouharnel Compares to Other Months

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

This table compares monthly weather conditions in Plouharnel, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (47°F)	56 mm (2.2 inches)	82%	low
February Weather	9°C (48°F)	77 mm (3.0 inches)	83%	moderate
March Weather	10°C (50°F)	65 mm (2.6 inches)	81%	moderate
April Weather	12°C (53°F)	42 mm (1.6 inches)	82%	high
May Weather	14°C (58°F)	58 mm (2.3 inches)	82%	very high
June Weather	17°C (63°F)	65 mm (2.6 inches)	80%	very high
July Weather	19°C (66°F)	46 mm (1.8 inches)	77%	very high
August Weather	18°C (65°F)	50 mm (2.0 inches)	78%	very high
September Weather	17°C (63°F)	41 mm (1.6 inches)	79%	high
October Weather	14°C (58°F)	93 mm (3.7 inches)	82%	moderate
November Weather	11°C (52°F)	87 mm (3.4 inches)	81%	low
December Weather	10°C (50°F)	121 mm (4.8 inches)	82%	low