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March Weather in Richmond Hill, Canada

Last updated: June 18, 2025

In March, the average temperature in Richmond Hill, Canada hovers around 0°C (33°F), with chilly lows dropping to -20°C (-4°F) and pleasant highs reaching up to 19°C (66°F). Expect 58 mm (2.3 in) of precipitation spread over roughly 9 days, contributing to an average humidity of 88%. Prepare for a cool and damp atmosphere as you explore!

March Temperature in Richmond Hill

In March in Richmond Hill, the average temperature is 0°C (33°F). Maximums can reach 19°C (66°F) and minimums can be as low as -20°C (-4°F). Travelers should be prepared for a wide range of temperatures and pack accordingly to ensure a comfortable visit.

March Weather in Richmond Hill: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Richmond Hill, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Richmond Hill, March typically has an average temperature of 0°C (33°F), with highs reaching up to 19°C (66°F) and lows dropping to around -20°C (-4°F).
JanFebMarAprMayJunJulAugSepOctNovDec252633435566727063523830
Data source: Temperature data for Richmond Hill 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 Richmond Hill

In Richmond Hill in March, the precipitation amount is 58 mm (2.3 in) spread over 9 days.

March Precipitation Trends in Richmond Hill

The chart displays monthly precipitation patterns in Richmond Hill, 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 Richmond Hill, March typically receives around 58 mm (2.3 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec636558989079787858957270
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Richmond Hill

In Richmond Hill in March, humidity is 88%. With an average temperature of 0°C (33°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and requiring extra layers to stay warm and dry.

March Average Humidity in Richmond Hill

This chart illustrates the average monthly humidity levels in Richmond Hill, 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 Richmond Hill is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%91%88%88%82%80%77%72%76%83%88%87%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Richmond Hill

In Richmond Hill 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 Richmond Hill.

Maximum UV Index Levels in Richmond Hill for March

The chart shows the monthly maximum UV Index (UVI) for Richmond Hill 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 Richmond Hill typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245899997532
Data source: Richmond Hill 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 Richmond Hill Compares to Other Months

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

This table compares monthly weather conditions in Richmond Hill, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)62 mm (2.5 inches)91%low
February Weather-3°C (26°F)65 mm (2.6 inches)91%moderate
March Weather0°C (33°F)58 mm (2.3 inches)88%moderate
April Weather6°C (43°F)98 mm (3.9 inches)88%very high
May Weather13°C (55°F)90 mm (3.6 inches)82%very high
June Weather19°C (66°F)79 mm (3.1 inches)79%very high
July Weather22°C (72°F)78 mm (3.1 inches)77%very high
August Weather21°C (71°F)78 mm (3.1 inches)72%very high
September Weather17°C (64°F)58 mm (2.3 inches)76%high
October Weather11°C (52°F)95 mm (3.7 inches)83%moderate
November Weather3°C (38°F)72 mm (2.8 inches)88%moderate
December Weather-1°C (31°F)70 mm (2.8 inches)87%low

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