Last updated: June 18, 2025
In Williams Lake, Canada, the average temperature in April hovers around 4°C (40°F). However, temperatures can swing drastically, with a minimum of -18°C (-1°F) and a maximum peaking at 24°C (76°F). This month sees 35 mm (1.4 in) of precipitation spread across 9 days, coupled with a high average humidity of 88%. Be prepared for a mix of chilly and mild days!
In April in Williams Lake, the average temperature is 4°C (40°F). Maximum temperatures can reach 24°C (76°F), while the minimum can drop as low as -18°C (-1°F). Travelers should be prepared for a wide range of temperatures, from chilly to pleasantly warm, when visiting during this time.
In Williams Lake in April, the total precipitation amount reaches 35 mm (1.4 in) over the course of 9 days.
In Williams Lake in April, humidity is 88%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration less enjoyable and prompting you to seek cozy indoor activities instead.
In Williams Lake in April, 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 Williams Lake.
UV Risk Categories
Weather in Williams Lake varies notably across the year, with each month offering distinct climate conditions. This page compares April’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 |