January Weather in Grilly, France

Last updated: August 23, 2025

In January, the average temperature in Grilly, France hovers around 1°C (35°F). Expect chilly days, with temperatures dipping as low as -13°C (10°F) and peaking at a mild 13°C (56°F). Prepare for wet weather, as precipitation averages 128 mm (5.0 in) over 11 days, and humidity remains high at 91%. Stay warm and dry!

January Temperature in Grilly

In January in Grilly, the average temperature is 1°C (35°F). Maximums can reach 13°C (56°F), and minimums can drop to as low as -13°C (10°F). Travelers should be prepared for cold conditions and pack accordingly.

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

The chart illustrates January temperature patterns in Grilly, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grilly, January typically has an average temperature of 1°C (35°F), with highs reaching up to 13°C (56°F) and lows dropping to around -13°C (10°F).

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

January Precipitation in Grilly

In Grilly in January, the total precipitation amount is 128 mm (5.0 in) spread over 11 days.

January Precipitation Trends in Grilly

The chart displays monthly precipitation patterns in Grilly, 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 Grilly, January typically receives around 128 mm (5.0 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 Grilly

In Grilly in January humidity is 91%. With an average temperature of 1°C (35°F), this humidity feels like an icy mist clinging to your skin, making every step outside a challenge as you contend with the chill and dampness that wraps around you, dampening the joy of exploration.

January Average Humidity in Grilly

This chart illustrates the average monthly humidity levels in Grilly, 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 Grilly 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 Grilly

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

Maximum UV Index Levels in Grilly for January

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

Data source: Grilly 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 Grilly Compares to Other Months

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

This table compares monthly weather conditions in Grilly, 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 (35°F)	128 mm (5.0 inches)	91%	low
February Weather	4°C (40°F)	101 mm (4.0 inches)	89%	moderate
March Weather	6°C (44°F)	151 mm (5.9 inches)	87%	high
April Weather	10°C (50°F)	64 mm (2.5 inches)	84%	high
May Weather	13°C (56°F)	174 mm (6.8 inches)	80%	very high
June Weather	18°C (64°F)	130 mm (5.1 inches)	82%	very high
July Weather	19°C (67°F)	117 mm (4.6 inches)	82%	very high
August Weather	19°C (67°F)	119 mm (4.7 inches)	77%	very high
September Weather	15°C (60°F)	83 mm (3.3 inches)	81%	high
October Weather	11°C (51°F)	126 mm (5.0 inches)	89%	moderate
November Weather	5°C (42°F)	121 mm (4.7 inches)	89%	moderate
December Weather	3°C (37°F)	224 mm (8.8 inches)	91%	low