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January in Prince Rupert typically sees daytime highs of 5°C (41°F) and nighttime lows of 0°C (32°F). January falls within the rainy season, so heavy rainfall is to be expected. It falls within the winter season.
If you prefer dry days with pleasant temperatures, January may not be the ideal month to visit Prince Rupert. Our weather planner can help you explore destinations with more pleasant weather conditions.
Pick a month to see the average temperature, rainfall and sunshine in Prince Rupert - and find the best time to visit.
51-year average (1976-2026)
Based on our historical records, temperatures in Prince Rupert typically stay consistent throughout January, with daily highs averaging around 5°C (41°F). Nights are very cold, with lows typically ranging from -2°C (28°F) to 1°C (34°F).
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Prince Rupert spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Prince Rupert.
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in January →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Dress warmly and in layers for your trip to Prince Rupert in January. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. It's going to pour! Pack a good poncho and prepare for very wet conditions. Expect water temperatures of around 7°C (45°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Prince Rupert climate overview or explore weather in Canada.
Where to go in January - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
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