Last updated: June 18, 2025
In March, the average temperature in Port-Cartier, Canada hovers around -6°C (22°F). However, be prepared for extremes, as temperatures can plummet to a frigid -23°C (-9°F) or rise to a maximum of 8°C (47°F). During this month, expect precipitation of approximately 78 mm (3.1 in) over about 10 days, coupled with a high average humidity of 91%.
In March in Port-Cartier, the average temperature is -6°C (22°F). The maximum can reach 8°C (47°F) and the minimum can be as low as -23°C (-9°F). Travelers should be prepared for chilly conditions and pack accordingly to enjoy their visit to Port-Cartier.
In Port-Cartier in March, the precipitation amount is 78 mm (3.1 in) over the course of 10 days.
In Port-Cartier in March humidity is 91%. With an average temperature of -6°C (22°F), this humidity feels like a biting chill that seeps into your bones, making outdoor activities uncomfortable and travel challenging as the air feels dense and heavy, potentially making it more difficult to breathe and leaving a frosty mist on your skin.
In Port-Cartier in March, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Port-Cartier for better planning.
UV Risk Categories
Weather in Port-Cartier varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Port-Cartier, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -12°C (12°F) | 72 mm (2.8 inches) | 93% | low |
| February Weather | -11°C (13°F) | 63 mm (2.5 inches) | 92% | moderate |
| March Weather | -6°C (22°F) | 78 mm (3.1 inches) | 91% | moderate |
| April Weather | 1°C (33°F) | 107 mm (4.2 inches) | 89% | high |
| May Weather | 7°C (44°F) | 83 mm (3.3 inches) | 80% | very high |
| June Weather | 13°C (56°F) | 75 mm (2.9 inches) | 69% | very high |
| July Weather | 17°C (63°F) | 69 mm (2.7 inches) | 77% | high |
| August Weather | 17°C (63°F) | 105 mm (4.1 inches) | 81% | high |
| September Weather | 12°C (53°F) | 145 mm (5.7 inches) | 82% | high |
| October Weather | 6°C (43°F) | 122 mm (4.8 inches) | 87% | moderate |
| November Weather | -1°C (31°F) | 117 mm (4.6 inches) | 87% | low |
| December Weather | -7°C (19°F) | 109 mm (4.3 inches) | 92% | low |