MacCarthy Island Island

River island on the Gambia River hosting Janjanbureh

Known today as Janjanbureh, MacCarthy Island sits on the Gambia River and features colonial-era buildings, riverfront markets and boat trips that showcase riverine life.

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MacCarthy Island at a Glance#

Address: MacCarthy Island (Janjanbureh), Central River Division, The Gambia

About MacCarthy Island#

MacCarthy Island, commonly known today by the town name Janjanbureh, is an inhabited island in the middle reaches of the Gambia River in the Central River Division. It is the site of a market town that served as a colonial administrative and trading post.

The island town contains 19th-century colonial-era structures and remains a local centre for administration, commerce and river transport. Visitors encounter a compact townscape with markets and waterfront activity rather than tourist infrastructure.

The island was settled and developed during the period of British influence in the region as a riverside trading post and administrative location and has continued as a local hub for communities along the Gambia River.

Geographically MacCarthy Island sits within the central Gambia River corridor, upstream from the river mouth and connected to river transport routes that link it to surrounding settlements.

  • Town: The island hosts the town of Janjanbureh, historically known as Georgetown, which contains colonial-era buildings and local markets.
  • Access and function: Accessible by river transport and serves as an administrative and trading centre for the surrounding riverine districts.

What to See#

  • Settlement and market town: Janjanbureh town (formerly Georgetown)

How to Get to MacCarthy Island#

MacCarthy Island (Janjanbureh) is reached by road from Banjul and by riverboat services along the Gambia River. The nearest regional centre is Basse; visitors often travel via road to Janjanbureh bridge or by scheduled river transport.

Tips for Visiting MacCarthy Island#

  • Plan travel along the Gambia River carefully - river transport schedules can be irregular and depend on tides.
  • Bring local currency for small purchases; facilities on the island are limited.
  • Hire a local guide in Janjanbureh (Georgetown) to learn about the island's colonial and riverine history.

Best Time to Visit MacCarthy Island#

The dry season (November-May) is best for river transport and visiting historical sites on the island.

Dry season
November-May · 24-32°C
Easier river travel, lower humidity and more comfortable daytime sightseeing.
Wet season
June-October · 24-34°C
Lush vegetation and swollen river levels; some services are limited.
Shoulder months
October-November · 24-31°C
Transition period with clearer skies after the rains.

Weather & Climate near MacCarthy Island#

Climate

MacCarthy Island's climate is classified as Hot Semi-Arid - Hot Semi-Arid climate with very hot summers (peaking in May) and warm winters (coldest in January). Temperatures range from 16°C to 39°C. Moderate rainfall (748 mm/year) with a pronounced dry season.

Air Quality: AQI 92 Moderate
Best Time to Visit
FebruaryJanuaryDecember
Temperature & Rainfall
Temperature Range
45°
Warmest Month
10°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January Ideal 16° - 34° 25° 0 mm mostly sunny 28% 1.9 m/s 1.6 very high 11.3h
February Ideal 18° - 37° 27° 1 mm mostly sunny 23% 2.0 m/s 1.9 very high 11.6h
March Excellent 20° - 39° 29° 0 mm clear 24% 2.0 m/s 2.3 extreme 11.9h
April Excellent 22° - 39° 31° 0 mm mostly sunny 28% 1.9 m/s 2.4 extreme 12.3h
May Excellent 24° - 39° 32° 7 mm mostly sunny 36% 2.5 m/s 2.4 extreme 12.6h
June Very Good 24° - 36° 32° 77 mm some cloud 56% 2.6 m/s 2.2 extreme 12.8h
July Good 24° - 32° 32° 188 mm partly cloudy 77% 2.0 m/s 2.1 extreme 12.7h
August Good 23° - 31° 31° 227 mm partly cloudy 85% 1.6 m/s 2.1 extreme 12.4h
September Good 23° - 32° 31° 184 mm partly cloudy 86% 1.4 m/s 2.0 extreme 12.1h
October Very Good 23° - 34° 32° 58 mm some cloud 79% 1.4 m/s 2.0 very high 11.7h
November Excellent 19° - 35° 28° 5 mm mostly sunny 58% 1.2 m/s 1.7 very high 11.4h
December Ideal 16° - 34° 25° 1 mm mostly sunny 40% 1.7 m/s 1.6 very high 11.2h