Prince Rupert, British Columbia is in for a week of typically mild and overcast late-June weather, with Environment Canada and The Weather Network forecasting temperatures between 9 and 15 degrees Celsius and a 30 to 40 percent chance of drizzle or showers through Friday. Northwest winds will reach up to 20 kilometres per hour, and no weather alerts are in effect for the region.
On June 29, 2026, conditions sat at 9 degrees under overcast skies, with a northwest wind of 15 kilometres per hour and humidity at 83 percent. The temperature felt more like 6 degrees with the wind chill, though the daytime high is expected to reach 13 degrees and the overnight low should drop to around 11 degrees.
The forecast aligns with historical June averages for Prince Rupert, where daytime highs typically reach 14.7 degrees and nighttime lows dip to 8.4 degrees. The month usually brings 108.8 millimetres of precipitation over about 17 days, so the scattered drizzle expected this week is right on par for this coastal community.
Residents are accustomed to this pattern: Prince Rupert is known as Canada’s wettest city, with annual precipitation ranging from 2,620 millimetres at the airport to 3,060 millimetres in town. It also receives the least sunshine of any municipality in the country, averaging just 1,242 hours per year, and holds the title of the coolest summer city among Canada’s 100 largest population centres.
While outdoor plans may be briefly interrupted by passing showers, the conditions remain mild and typical for this time of year. No weather warnings are in place, so locals can go about their week with just an umbrella handy for the occasional drizzle.