Bylot Island

Island Arctic Canadian island with dramatic fjords and wildlife

Remote Arctic island off Baffin in Nunavut, noted for dramatic cliffs, tundra and seabird colonies; used by researchers and expedition cruises seeking polar landscapes and wildlife.

Main image
Main image
Main image

Bylot Island is a largely uninhabited island off the northern coast of Baffin Island in Nunavut, Canada, noted for its high-Arctic landscapes of steep coastal cliffs, glaciers and tundra. The island forms part of the broader Sirmilik National Park and is valued for seabird colonies and Arctic wildlife.

The coastline supports large nesting colonies of seabirds and the surrounding waters host marine mammals; the interior has rugged mountains and glaciated valleys that attract scientific study and expedition visits. There is no permanent civilian population and access is by charter or organized expedition from nearby Baffin Island communities.

Geographically the island lies north of Baffin Island and is separated from it by Lancaster Sound and Navy Board Inlet; the nearest communities and logistic hubs are on Baffin Island, from which most visits originate.

  • Protected status and wildlife: Large portions of Bylot Island are protected as part of Sirmilik National Park, noted for high-Arctic seabird colonies and rugged glaciated terrain.
Bylot Island
73.2600, -78.8049

How to Get to Bylot Island #

Bylot Island is remote and has no road connections to southern communities. Access is by air to a northern Baffin Island community (commonly Pond Inlet/Mittimatalik) and then by charter boat or floatplane to Bylot Island; visits are typically arranged as part of guided expeditions or by charter from Pond Inlet during the ice-free summer months.

There are no public roads or scheduled ferry services to the island, so travel requires pre-arranged charters and local guides/permits.

Tips for Visiting Bylot Island #

  • Arrange access through Pond Inlet or other Nunavut gateway communities and travel with Parks Canada‑approved operators - Bylot Island is part of Sirmilik National Park and most visitor access is by licensed expedition cruise, charter boat or aircraft.
  • Visit in mid‑summer (July-August) when sea ice is at a minimum and wildlife viewing (seabirds, seals, occasional whales) is most reliable; expect expedition schedules rather than regular tourist services and plan transport far in advance.
  • Respect Parks Canada restrictions and the island's protected areas: guided landings are usually required, and operators will brief you on polar‑bear safety and protected bird colonies that visitors often underestimate.

Best Time to Visit Bylot Island #

Bylot Island is best visited in the short Arctic summer (July-August) when sea ice retreats and wildlife is most accessible.

Short Arctic summer (best access)
July-August · 0-8°C
The only realistic window for visits: sea ice retreats, wildlife (seabirds, marine mammals) is most active, and small-boat access is possible.
Shoulder season (limited access)
June & September · -2-5°C
Ice conditions can be variable; access may be possible but less reliable than peak summer.
Arctic winter (inaccessible)
October-May · -30 to -10°C
Extreme cold, sea ice and polar night make travel to Bylot Island effectively impossible for most visitors.

Weather & Climate near Bylot Island #

Climate

Bylot Island's climate is classified as Tundra - Tundra climate with freezing summers (peaking in July) and freezing winters (coldest in February). Temperatures range from -40°C to 1°C. Semi-arid with limited rainfall.

Temperature & Rainfall
Temperature Range
Warmest Month
-40°
Coldest Month
Monthly Conditions

January

January is freezing with highs of -31°C and lows of -38°C. Almost no rain.

Comfort

-35°
Feels Like Freezing
-35°C
Temperature
-38° -31°

Weather

9 mm
Rainfall
3.2 m/s
Wind
Light Breeze

February

February is the coldest month with highs of -32°C and lows of -40°C. The driest month with just 8 mm.

Comfort

-36°
Feels Like Freezing
-36°C
Temperature
-40° -32°

Weather

8 mm
Rainfall
3.4 m/s
Wind
Light Breeze

March

March is freezing with highs of -29°C and lows of -38°C. Light rainfall.

Comfort

-34°
Feels Like Freezing
-34°C
Temperature
-38° -29°

Weather

11 mm
Rainfall
3.9 m/s
Wind
Light Breeze

April

April is freezing with highs of -21°C and lows of -31°C. Light rainfall.

Comfort

-26°
Feels Like Freezing
-26°C
Temperature
-31° -21°

Weather

16 mm
Rainfall
4.2 m/s
Wind
Light Breeze

May

May is freezing with highs of -10°C and lows of -18°C. Light rainfall.

Comfort

-14°
Feels Like Freezing
-14°C
Temperature
-18° -10°

Weather

19 mm
Rainfall
4.1 m/s
Wind
Light Breeze

June

June is freezing with highs of -1°C and lows of -8°C. Light rainfall.

Comfort

-5°
Feels Like Freezing
-5°C
Temperature
-8° -1°

Weather

26 mm
Rainfall
4.0 m/s
Wind
Light Breeze

July

July is freezing with highs of 1°C and lows of -4°C. Moderate rainfall (46 mm).

Comfort

-2°
Feels Like Freezing
-2°C
Temperature
-5°

Weather

46 mm
Rainfall
3.8 m/s
Wind
Light Breeze

August

August is freezing with highs of -1°C and lows of -5°C. The wettest month with 53 mm of rain.

Comfort

-3°
Feels Like Freezing
-3°C
Temperature
-5° -1°

Weather

53 mm
Rainfall
4.1 m/s
Wind
Light Breeze

September

September is freezing with highs of -7°C and lows of -11°C. Moderate rainfall (32 mm).

Comfort

-9°
Feels Like Freezing
-9°C
Temperature
-11° -7°

Weather

32 mm
Rainfall
4.7 m/s
Wind
Light Breeze

October

October is freezing with highs of -15°C and lows of -21°C. Light rainfall.

Comfort

-18°
Feels Like Freezing
-18°C
Temperature
-21° -15°

Weather

23 mm
Rainfall
5.1 m/s
Wind
Light Breeze

November

November is freezing with highs of -24°C and lows of -31°C. Light rainfall.

Comfort

-27°
Feels Like Freezing
-27°C
Temperature
-31° -24°

Weather

16 mm
Rainfall
3.7 m/s
Wind
Light Breeze

December

December is freezing with highs of -29°C and lows of -37°C. Light rainfall.

Comfort

-33°
Feels Like Freezing
-33°C
Temperature
-37° -29°

Weather

12 mm
Rainfall
3.3 m/s
Wind
Light Breeze

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