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March Weather in Hamilton, Canada

Last updated: June 18, 2025

In March, the average temperature in Hamilton, Canada hovers around 1°C (35°F), with potential extremes ranging from a chilly -17°C (2°F) to a mild 18°C (64°F). Expect about 68 mm (2.7 in) of precipitation spread over 9 days, contributing to an average humidity level of 88%. Be prepared for wet and cool conditions during your visit!

March Temperature in Hamilton

In March in Hamilton, the average temperature is 1°C (35°F). The maximum can reach 18°C (64°F) and the minimum can be as low as -17°C (2°F). Pack accordingly and be prepared for a wide range of temperatures when traveling to Hamilton during this month.

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

The chart illustrates March temperature patterns in Hamilton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hamilton, March typically has an average temperature of 1°C (35°F), with highs reaching up to 18°C (64°F) and lows dropping to around -17°C (2°F).
JanFebMarAprMayJunJulAugSepOctNovDec272834435566737265544033
Data source: Temperature data for Hamilton 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 Hamilton

In Hamilton in March, the precipitation amount is 68 mm (2.7 in) spread over 9 days.

March Precipitation Trends in Hamilton

The chart displays monthly precipitation patterns in Hamilton, 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 Hamilton, March typically receives around 68 mm (2.7 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec76816811199898878671118180
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Hamilton

In Hamilton in March, humidity is 88%. With an average temperature of 1°C (35°F), this humidity feels like a chilly embrace, making travel quite uncomfortable as the cold moisture clings to your skin, leaving you feeling damp and frigid.

March Average Humidity in Hamilton

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

In Hamilton 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 Hamilton.

Maximum UV Index Levels in Hamilton for March

The chart shows the monthly maximum UV Index (UVI) for Hamilton 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 Hamilton typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458910997532
Data source: Hamilton 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 Hamilton Compares to Other Months

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

This table compares monthly weather conditions in Hamilton, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)76 mm (3.0 inches)91%low
February Weather-2°C (28°F)81 mm (3.2 inches)91%moderate
March Weather1°C (35°F)68 mm (2.7 inches)88%moderate
April Weather6°C (44°F)111 mm (4.4 inches)88%very high
May Weather13°C (55°F)99 mm (3.9 inches)82%very high
June Weather19°C (66°F)89 mm (3.5 inches)79%very high
July Weather23°C (73°F)88 mm (3.5 inches)77%very high
August Weather22°C (72°F)78 mm (3.1 inches)72%very high
September Weather18°C (65°F)67 mm (2.7 inches)76%high
October Weather12°C (54°F)111 mm (4.4 inches)83%moderate
November Weather4°C (40°F)81 mm (3.2 inches)88%moderate
December Weather0°C (33°F)80 mm (3.1 inches)87%low

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