March Weather in Saint-Sebastien, France

Last updated: August 23, 2025

In March, the average temperature in Saint-Sebastien, France hovers around 9°C (48°F). Expect minimum chills of -9°C (16°F) and the occasional warm day reaching up to 25°C (77°F). With precipitation totaling 78 mm (3.1 in) across 14 days, don’t forget your umbrella! The average humidity sits at a high 85%, making for a cozy yet damp atmosphere.

March Temperature in Saint-Sebastien

In March in Saint-Sebastien, the average temperature is 9°C (48°F). Maximums can reach 25°C (77°F) and minimums can be as low as -9°C (16°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.

March Weather in Saint-Sebastien: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Saint-Sebastien, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Sebastien, March typically has an average temperature of 9°C (48°F), with highs reaching up to 25°C (77°F) and lows dropping to around -9°C (16°F).

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

March Precipitation in Saint-Sebastien

In Saint-Sebastien in March, the precipitation amount is 78 mm (3.1 in) over a period of 14 days.

March Precipitation Trends in Saint-Sebastien

The chart displays monthly precipitation patterns in Saint-Sebastien, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Saint-Sebastien, March typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 14 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

March Humidity in Saint-Sebastien

In Saint-Sebastien in March humidity is 85%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill enveloping you, making outdoor activities less enjoyable and requiring extra layers to stay warm and comfortable while traveling.

March Average Humidity in Saint-Sebastien

This chart illustrates the average monthly humidity levels in Saint-Sebastien, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Saint-Sebastien is approximately 85%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Saint-Sebastien

In Saint-Sebastien in March, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Saint-Sebastien.

Maximum UV Index Levels in Saint-Sebastien for March

The chart shows the monthly maximum UV Index (UVI) for Saint-Sebastien in March, 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 March, the maximum UV index in Saint-Sebastien typically reaches 5, which falls under the moderate exposure category.

Data source: Saint-Sebastien March 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 March Weather in Saint-Sebastien Compares to Other Months

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

This table compares monthly weather conditions in Saint-Sebastien, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	71 mm (2.8 inches)	90%	low
February Weather	7°C (45°F)	70 mm (2.8 inches)	88%	moderate
March Weather	9°C (48°F)	78 mm (3.1 inches)	85%	moderate
April Weather	12°C (53°F)	59 mm (2.3 inches)	83%	high
May Weather	15°C (59°F)	86 mm (3.4 inches)	83%	very high
June Weather	19°C (67°F)	76 mm (3.0 inches)	79%	very high
July Weather	21°C (71°F)	44 mm (1.7 inches)	71%	very high
August Weather	21°C (70°F)	36 mm (1.4 inches)	68%	very high
September Weather	17°C (64°F)	52 mm (2.0 inches)	76%	high
October Weather	13°C (56°F)	72 mm (2.8 inches)	87%	moderate
November Weather	8°C (47°F)	70 mm (2.7 inches)	91%	moderate
December Weather	7°C (44°F)	118 mm (4.6 inches)	93%	low