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March Weather in Montreal, France

Last updated: August 23, 2025

In March, the average temperature in Montreal, France hovers around 9°C (49°F). You can expect a minimum temperature of -4°C (24°F) and a maximum reaching up to 21°C (70°F). With an average precipitation of 78 mm (3.1 in) over 12 days, and a humidity level of 80%, it’s best to prepare for a mix of cool and damp conditions.

March Temperature in Montreal

In March in Montreal, the average temperature is 9°C (49°F), with maximums reaching up to 21°C (70°F) and minimums dropping as low as -4°C (24°F). It's an ideal time to visit if you enjoy mild weather with the possibility of cool evenings.

March Weather in Montreal: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Montreal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Montreal, March typically has an average temperature of 9°C (49°F), with highs reaching up to 21°C (70°F) and lows dropping to around -4°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec414649536068727266574845
Data source: Temperature data for Montreal generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Montreal

In Montreal in March, the precipitation amount is 78 mm (3.1 in), occurring over a span of 12 days.

March Precipitation Trends in Montreal

The chart displays monthly precipitation patterns in Montreal, 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 Montreal, March typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec8370786198544527558783121
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Montreal

In Montreal in March, humidity is 80%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and prompting a need for layered clothing to stay comfortable while traveling.

March Average Humidity in Montreal

This chart illustrates the average monthly humidity levels in Montreal, 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 Montreal is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%83%80%77%75%74%72%70%73%82%87%88%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Montreal

In Montreal in March, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Montreal, you can refer to this Hourly UV Index in Montreal.

Maximum UV Index Levels in Montreal for March

The chart shows the monthly maximum UV Index (UVI) for Montreal 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 Montreal typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24679101097532
Data source: Montreal 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 Montreal Compares to Other Months

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

This table compares monthly weather conditions in Montreal, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)83 mm (3.3 inches)87%low
February Weather8°C (46°F)70 mm (2.8 inches)83%moderate
March Weather9°C (49°F)78 mm (3.1 inches)80%high
April Weather12°C (53°F)61 mm (2.4 inches)77%high
May Weather15°C (60°F)98 mm (3.8 inches)75%very high
June Weather20°C (68°F)54 mm (2.1 inches)74%very high
July Weather22°C (72°F)45 mm (1.8 inches)72%very high
August Weather22°C (72°F)27 mm (1.0 inches)70%very high
September Weather19°C (66°F)55 mm (2.2 inches)73%high
October Weather14°C (58°F)87 mm (3.4 inches)82%moderate
November Weather9°C (49°F)82 mm (3.2 inches)87%moderate
December Weather7°C (45°F)121 mm (4.8 inches)88%low

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