St. Ignace Island

Island Large island in Lake Superior within Ontario

A remote island in Lake Superior, Ontario, reached by private boat; anglers, kayakers and wilderness campers visit for fishing, shoreline exploration and isolated camping opportunities.

St. Ignace Island
48.7834, -87.9167

How to Get to St. Ignace Island #

Access is by private boat or charter across Lake Superior; approaches depend on seasonal weather and require careful planning and charts.

Tips for Visiting St. Ignace Island #

  • Large and sparsely visited - plan supplies and navigation carefully for any landing or extended trip.
  • Use detailed nautical charts and local advice; the island is remote and weather on Lake Superior can change quickly.

Best Time to Visit St. Ignace Island #

Visit in summer with thorough preparation and local route planning.

Summer (Jun-Sep)
June-September · 10-20°C
The only practical season for small-boat access and camping; avoid shoulder seasons due to cold and storms.

Weather & Climate near St. Ignace Island #

Climate

St. Ignace Island's climate is classified as Warm-Summer Continental - Warm-Summer Continental climate with mild summers (peaking in July) and freezing winters (coldest in January). Temperatures range from -21°C to 22°C. Moderate rainfall (826 mm/year).

Temperature & Rainfall
Temperature Range
22°
Warmest Month
-21°
Coldest Month
Monthly Conditions

January

January is the coldest month with highs of -10°C and lows of -21°C. Moderate rainfall (57 mm).

Comfort

-15°
Feels Like Freezing
-15°C
Temperature
-21° -10°

Weather

57 mm
Rainfall
5.1 m/s
Wind
Light Breeze

February

February is freezing with highs of -8°C and lows of -19°C. Moderate rainfall (34 mm).

Comfort

-13°
Feels Like Freezing
-13°C
Temperature
-19° -8°

Weather

34 mm
Rainfall
4.8 m/s
Wind
Light Breeze

March

March is freezing with highs of -1°C and lows of -12°C. Moderate rainfall (44 mm).

Comfort

-7°
Feels Like Freezing
-7°C
Temperature
-13° -1°

Weather

44 mm
Rainfall
4.8 m/s
Wind
Light Breeze

April

April is cold with highs of 6°C and lows of -4°C. Moderate rainfall (43 mm).

Comfort

Feels Like Cold
C
Temperature
-4°

Weather

43 mm
Rainfall
4.6 m/s
Wind
Light Breeze

May

May is cold with highs of 13°C and lows of 2°C. Moderate rainfall (69 mm).

Comfort

Feels Like Cold
C
Temperature
13°

Weather

69 mm
Rainfall
4.2 m/s
Wind
Light Breeze

June

June is cool with highs of 19°C and lows of 7°C. Regular rainfall (86 mm).

Comfort

13°
Feels Like Cool
13°C
Temperature
19°

Weather

86 mm
Rainfall
3.8 m/s
Wind
Light Breeze

July

July is cool with highs of 22°C and lows of 11°C. Regular rainfall (85 mm).

Comfort

16°
Feels Like Cool
16°C
Temperature
11° 22°

Weather

85 mm
Rainfall
3.5 m/s
Wind
Light Breeze

August

August is cool with highs of 21°C and lows of 11°C. Regular rainfall (90 mm).

Comfort

16°
Feels Like Cool
16°C
Temperature
11° 21°

Weather

90 mm
Rainfall
3.8 m/s
Wind
Light Breeze

September

September is cool with highs of 15°C and lows of 7°C. The wettest month with 99 mm of rain.

Comfort

11°
Feels Like Cool
11°C
Temperature
15°

Weather

99 mm
Rainfall
4.5 m/s
Wind
Light Breeze

October

October is cold with highs of 9°C and lows of 1°C. Regular rainfall (86 mm).

Comfort

Feels Like Cold
C
Temperature

Weather

86 mm
Rainfall
5.1 m/s
Wind
Light Breeze

November

November is freezing with highs of 1°C and lows of -7°C. Moderate rainfall (71 mm).

Comfort

-3°
Feels Like Freezing
-3°C
Temperature
-7°

Weather

71 mm
Rainfall
5.4 m/s
Wind
Light Breeze

December

December is freezing with highs of -7°C and lows of -16°C. Moderate rainfall (62 mm).

Comfort

-11°
Feels Like Freezing
-11°C
Temperature
-16° -7°

Weather

62 mm
Rainfall
5.3 m/s
Wind
Light Breeze

Nearby Attractions to St. Ignace Island