Sonora Island
Island Large British Columbia island popular for wilderness recreation
A large island off British Columbia’s central coast, Sonora Island offers fishing lodges, kayaking routes and wildlife-viewing opportunities for whales and bears in a remote coastal rainforest setting.
Sonora Island is a forested island in British Columbia, Canada, located among the Discovery Islands between Vancouver Island and the mainland coast. It is known for wilderness recreation and marine wildlife.
Like other islands in the area, Sonora Island was used historically by Indigenous peoples of the coastal region and later by European and Canadian settlers and commercial operators. More recently it has become a base for tourism and outdoor recreation.
Sonora Island lies off the northeast coast of Vancouver Island within the coastal archipelago of British Columbia, accessible by boat or floatplane from nearby coastal communities.
- Discovery Islands: Part of the Discovery Islands group in coastal British Columbia and used for marine-based ecotourism including wildlife watching and sport fishing.
How to Get to Sonora Island #
Access is by private boat or scheduled water/tour charters from Vancouver Island ports such as Campbell River or Powell River. Sea conditions dictate schedules; plan with a licensed operator.
Tips for Visiting Sonora Island #
- Boat access is required - charter from Campbell River, Port Hardy or other coastal towns on Vancouver Island.
- Cell service is limited; plan logistics and provisions before leaving the mainland.
Best Time to Visit Sonora Island #
Summer is the practical season for accessing remote islands in British Columbia due to calmer seas and more services.
Weather & Climate near Sonora Island #
Sonora Island's climate is classified as Oceanic - Oceanic climate with mild summers (peaking in August) and cold winters (coldest in January). Temperatures range from -2°C to 20°C. Abundant rainfall (1469 mm/year), wettest in November.
January
January is the coolest month with highs of 4°C and lows of -2°C. Significant rainfall (193 mm).
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February
February is cold with highs of 6°C and lows of -1°C. Significant rainfall (140 mm).
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March
March is cold with highs of 7°C and lows of 0°C. Significant rainfall (125 mm).
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April
April is cold with highs of 10°C and lows of 2°C. Regular rainfall (97 mm).
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May
May is cold with highs of 14°C and lows of 5°C. Moderate rainfall (77 mm).
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June
June is cool with highs of 17°C and lows of 8°C. Moderate rainfall (74 mm).
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July
July is cool with highs of 20°C and lows of 9°C. Moderate rainfall (49 mm).
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August
August is cool with highs of 20°C and lows of 10°C. Moderate rainfall (56 mm).
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September
September is cool with highs of 17°C and lows of 7°C. Moderate rainfall (60 mm).
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October
October is cold with highs of 12°C and lows of 4°C. Significant rainfall (183 mm).
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November
November is cold with highs of 6°C and lows of 1°C. The wettest month with heavy rain (227 mm).
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December
December is cold with highs of 4°C and lows of -2°C. Significant rainfall (188 mm).
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