March Weather in Dorchester, Canada

Last updated: June 18, 2025

In Dorchester, Canada, the average temperature in March hovers around 1°C (34°F), with a minimum dipping as low as -21°C (-6°F) and a maximum reaching up to 19°C (66°F). During this period, expect about 78 mm (3.1 in) of precipitation over 11 days, contributing to a high average humidity of 87%. Stay prepared for a mix of cold and wet conditions!

March Temperature in Dorchester

In March in Dorchester, the average temperature is 1°C (34°F). The maximum can reach 19°C (66°F) and the minimum can be as low as -21°C (-6°F). Be prepared for a wide range of temperatures, perfect for enjoying both winter activities and milder days outdoors.

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

The chart illustrates March temperature patterns in Dorchester, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dorchester, March typically has an average temperature of 1°C (34°F), with highs reaching up to 19°C (66°F) and lows dropping to around -21°C (-6°F).

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

March Precipitation in Dorchester

In Dorchester in March, the precipitation amount is 78 mm (3.1 in) over the course of 11 days.

March Precipitation Trends in Dorchester

The chart displays monthly precipitation patterns in Dorchester, 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 Dorchester, March typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 11 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 Dorchester

In Dorchester in March humidity is 87%. With an average temperature of 1°C (34°F), this humidity feels like a chilling blanket enveloping you, making every step outside feel heavy and damp, and leaving you longing for warmth and comfort while traveling.

March Average Humidity in Dorchester

This chart illustrates the average monthly humidity levels in Dorchester, 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 Dorchester is approximately 87%, 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 Dorchester

In Dorchester 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 Dorchester.

Maximum UV Index Levels in Dorchester for March

The chart shows the monthly maximum UV Index (UVI) for Dorchester 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 Dorchester typically reaches 5, which falls under the moderate exposure category.

Data source: Dorchester 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 Dorchester Compares to Other Months

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

This table compares monthly weather conditions in Dorchester, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	76 mm (3.0 inches)	90%	low
February Weather	-3°C (26°F)	79 mm (3.1 inches)	90%	moderate
March Weather	1°C (34°F)	78 mm (3.1 inches)	87%	moderate
April Weather	6°C (44°F)	109 mm (4.3 inches)	87%	very high
May Weather	14°C (57°F)	102 mm (4.0 inches)	82%	very high
June Weather	19°C (67°F)	104 mm (4.1 inches)	81%	very high
July Weather	22°C (72°F)	95 mm (3.7 inches)	79%	very high
August Weather	21°C (70°F)	96 mm (3.8 inches)	80%	very high
September Weather	17°C (63°F)	83 mm (3.2 inches)	81%	very high
October Weather	11°C (52°F)	120 mm (4.7 inches)	84%	moderate
November Weather	3°C (38°F)	87 mm (3.4 inches)	88%	moderate
December Weather	-1°C (31°F)	74 mm (2.9 inches)	87%	low