Boularderie IslandBoularderie Island at a Glance
When to Go
Best Time to Visit Boularderie Island
An island sitting in the Bras d'Or Lakes near Cape Breton, Nova Scotia-mix of forest, small communities, and rugged shoreline.
Summer
Jun-Aug · 12-22°C
Warmest weather and the island's festival season; best for boating and beaches.
Late Spring/Early Autumn
May, Sep · 6-16°C
Quieter with good coastal light for photography.
Winter
Dec-Feb · -5-5°C
Cold and windy; many services closed.
Weather & Climate near Boularderie Island
Climate
Boularderie Island's climate is classified as Warm-Summer Continental - Warm-Summer Continental climate with mild summers (peaking in August) and freezing winters (coldest in February). Temperatures range from -10°C to 22°C. Abundant rainfall (1530 mm/year), wettest in December.
Air Quality:
AQI 18
Good
Temperature & Rainfall
Temperature Range
22°
Warmest Month
-10°
Coldest Month
Monthly Conditions
| Month | Comfort | Temp | Feels | Rain | Sky | Humidity | Wind | UV | Daylight |
|---|---|---|---|---|---|---|---|---|---|
| January | - | -9° - -1° | -12° | 153 mm | - | - | 5.7 m/s | - | - |
| February | - | -10° - -2° | -13° | 125 mm | - | - | 5.5 m/s | - | - |
| March | - | -7° - 1° | -9° | 138 mm | - | - | 5.5 m/s | - | - |
| April | - | -2° - 6° | -3° | 123 mm | - | - | 5.1 m/s | - | - |
| May | - | 3° - 12° | 4° | 104 mm | - | - | 4.9 m/s | - | - |
| June | - | 7° - 17° | 12° | 90 mm | - | - | 4.7 m/s | - | - |
| July | - | 12° - 21° | 17° | 98 mm | - | - | 4.5 m/s | - | - |
| August | - | 13° - 22° | 18° | 99 mm | - | - | 4.5 m/s | - | - |
| September | - | 10° - 18° | 14° | 125 mm | - | - | 4.9 m/s | - | - |
| October | - | 5° - 12° | 6° | 159 mm | - | - | 5.3 m/s | - | - |
| November | - | 1° - 7° | -1° | 154 mm | - | - | 5.4 m/s | - | - |
| December | - | -5° - 2° | -8° | 162 mm | - | - | 5.6 m/s | - | - |
Getting There & Around
How to Get to Boularderie Island
Boularderie Island is reachable by road from the Bras d’Or Lakes region of Cape Breton Island. The island connects to the mainland by bridges and local roads; the nearest larger centres are several tens of kilometres away and provide the main road access and services.
Tips for Visiting Boularderie Island
- Stop at a roadside bakery in Point Edward or Baddeck for supplies before the short ferry crossing.
- Bring a tide chart if exploring shorelines-the Bras d'Or channels can expose rock ledges at low tide.
- Respect private property: many shoreline camps are privately owned and access is limited.