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March Weather in Saint-Hyacinthe, Canada

Last updated: June 18, 2025

In Saint-Hyacinthe, Canada, the average temperature in March hovers around -2°C (28°F). Expect chilly spells with minimum temperatures plunging to -24°C (-12°F), while highs can reach a mild 20°C (68°F). During this month, you'll receive around 85 mm (3.3 in) of precipitation spread over 12 days, contributing to the notably high average humidity of 86%. Prepare accordingly for the varied climate!

March Temperature in Saint-Hyacinthe

In March in Saint-Hyacinthe, the average temperature is -2°C (28°F), with maximums reaching up to 20°C (68°F) and minimums dropping as low as -24°C (-12°F). Travelers should prepare for a wide range of temperatures and pack accordingly to ensure comfort during their visit.

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

The chart illustrates March temperature patterns in Saint-Hyacinthe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Hyacinthe, March typically has an average temperature of -2°C (28°F), with highs reaching up to 20°C (68°F) and lows dropping to around -24°C (-12°F).
JanFebMarAprMayJunJulAugSepOctNovDec161928425766716961493423
Data source: Temperature data for Saint-Hyacinthe 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 Saint-Hyacinthe

In Saint-Hyacinthe in March, the precipitation amount is 85 mm (3.3 in) over a duration of 12 days.

March Precipitation Trends in Saint-Hyacinthe

The chart displays monthly precipitation patterns in Saint-Hyacinthe, 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-Hyacinthe, March typically receives around 85 mm (3.3 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec86828511998107981136413411889
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Saint-Hyacinthe

In Saint-Hyacinthe in March, humidity is 86%. With an average temperature of -2°C (28°F), this humidity feels like a dense fog wrapping around you, making it feel even colder and creating an uncomfortable chill that can dampen any plans for outdoor exploration.

March Average Humidity in Saint-Hyacinthe

This chart illustrates the average monthly humidity levels in Saint-Hyacinthe, 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-Hyacinthe is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%86%85%80%74%76%75%78%86%89%89%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Saint-Hyacinthe

In Saint-Hyacinthe 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-Hyacinthe.

Maximum UV Index Levels in Saint-Hyacinthe for March

The chart shows the monthly maximum UV Index (UVI) for Saint-Hyacinthe 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-Hyacinthe typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245899887532
Data source: Saint-Hyacinthe 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-Hyacinthe Compares to Other Months

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

This table compares monthly weather conditions in Saint-Hyacinthe, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (17°F)86 mm (3.4 inches)93%low
February Weather-7°C (19°F)82 mm (3.2 inches)92%moderate
March Weather-2°C (28°F)85 mm (3.3 inches)86%moderate
April Weather6°C (43°F)119 mm (4.7 inches)85%very high
May Weather14°C (57°F)98 mm (3.8 inches)80%very high
June Weather19°C (66°F)107 mm (4.2 inches)74%very high
July Weather22°C (71°F)98 mm (3.9 inches)76%very high
August Weather21°C (69°F)113 mm (4.5 inches)75%very high
September Weather16°C (61°F)64 mm (2.5 inches)78%high
October Weather10°C (49°F)133 mm (5.3 inches)86%moderate
November Weather1°C (34°F)118 mm (4.6 inches)88%moderate
December Weather-5°C (23°F)89 mm (3.5 inches)89%low

Compare Saint-Hyacinthe's Climate with Cities Worldwide