Last updated: June 18, 2025
In March, the average temperature in Williams Lake, Canada sits at a brisk -1°C (31°F). Be prepared for a chill, as temperatures can drop as low as -28°C (-18°F) or rise to a mild 16°C (61°F). Rain is a possibility with an average precipitation of 31 mm (1.2 in) spread across 8 days. Additionally, expect high humidity levels at around 90%, creating a crisp and damp atmosphere.
In March in Williams Lake, the average temperature is -1°C (31°F), with maximums reaching 16°C (61°F) and minimums dropping as low as -28°C (-18°F). Travelers should be prepared for a wide range of temperatures, making layered clothing essential for comfort.
In Williams Lake in March, the precipitation amount is 31 mm (1.2 in) over the course of 8 days.
In Williams Lake in March humidity is 90%. With an average temperature of -1°C (31°F), this humidity feels like an icy blanket wrapping around you, making travel uncomfortable as the damp air seeps into your clothes, chilling you to the bone with every step you take.
In Williams Lake 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 Williams Lake for better planning.
UV Risk Categories
Weather in Williams Lake varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Williams Lake, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (21°F) | 30 mm (1.2 inches) | 94% | low |
| February Weather | -8°C (18°F) | 42 mm (1.7 inches) | 93% | moderate |
| March Weather | -1°C (31°F) | 31 mm (1.2 inches) | 90% | moderate |
| April Weather | 4°C (40°F) | 35 mm (1.4 inches) | 88% | moderate |
| May Weather | 11°C (53°F) | 39 mm (1.5 inches) | 84% | high |
| June Weather | 15°C (58°F) | 46 mm (1.8 inches) | 80% | very high |
| July Weather | 17°C (63°F) | 60 mm (2.4 inches) | 86% | very high |
| August Weather | 17°C (62°F) | 36 mm (1.4 inches) | 83% | very high |
| September Weather | 11°C (53°F) | 68 mm (2.7 inches) | 83% | high |
| October Weather | 4°C (39°F) | 73 mm (2.9 inches) | 90% | moderate |
| November Weather | 0°C (31°F) | 52 mm (2.1 inches) | 96% | low |
| December Weather | -6°C (21°F) | 41 mm (1.6 inches) | 97% | low |