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Kasai River

Stream

The Kasai River, a major tributary of the Congo River system, flows through Angola and the Democratic Republic of Congo; it supports riverside communities, transport and fishing and shapes large meanders and floodplain ecosystems.

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In this guide

Kasai River essentials

Address: Kasai River - major river with access points in Lunda Sul and other provinces, Angola/DRC (access varies by location)
Hours: Open year-round
Admission: Free
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About Kasai River

The Kasai River is a major tributary of the Congo River that rises in Angola and flows north into the Democratic Republic of the Congo. It carries significant seasonal flow and is an important transport and drainage artery for the region.

Along its course the river has been used for local transport and supports communities, fisheries and agriculture; it also forms part of the wider Congo Basin hydrological system. Several tributaries join the Kasai before it meets the Congo River.

Geographically the Kasai drains central Angola and crosses into the Democratic Republic of the Congo, flowing generally northwest until it reaches the Congo River.

Tips for Visiting Kasai River

  • River conditions on the Kasai vary strongly with the season, so plan boat travel and crossings with local operators who know current water levels and safe landing spots.
  • If you need to move people or cargo along the river, coordinate logistics and timing with local contacts in advance-road alternatives can be limited and services sparse.
When to Go

Best Time to Visit Kasai River

Best time depends on activity: high water (Nov-Apr) for river navigation and dramatic flow, dry season (May-Oct) for easier bank access.

High‑water season
Nov-Apr · 22-30°C
River flow is strongest after rains, which can improve navigation but also increase flooding risk.
Low‑water season
May-Oct · 18-28°C
Lower flows expose sandbanks and river edges, making some areas easier to explore but reducing navigability for larger boats.

Weather & Climate near Kasai River

Climate

Kasai River's climate is classified as Tropical Savanna - Tropical Savanna climate with consistently warm temperatures year-round. Temperatures range from 8°C to 30°C. Abundant rainfall (1360 mm/year), wettest in March with a pronounced dry season.

Air Quality: AQI 69 Moderate
Best Time to Visit
JuneJulyMay
Temperature & Rainfall
Temperature Range
37°
Warmest Month
5°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January Good 15° - 26° 21° 203 mm overcast 82% 2.0 m/s 2.5 extreme 12.5h
February Good 15° - 26° 21° 190 mm overcast 81% 2.0 m/s 2.5 extreme 12.3h
March Good 15° - 26° 21° 228 mm overcast 80% 1.8 m/s 2.5 extreme 12.0h
April Very Good 14° - 27° 21° 128 mm partly cloudy 74% 1.6 m/s 2.4 extreme 11.8h
May Ideal 12° - 28° 20° 13 mm mostly sunny 53% 2.1 m/s 2.3 extreme 11.5h
June Ideal 9° - 26° 17° 0 mm clear 41% 2.1 m/s 1.9 very high 11.4h
July Ideal 8° - 27° 18° 0 mm clear 32% 2.3 m/s 1.8 very high 11.5h
August Ideal 11° - 29° 20° 6 mm mostly sunny 29% 2.3 m/s 1.7 very high 11.7h
September Excellent 13° - 30° 22° 43 mm partly cloudy 38% 2.1 m/s 1.9 very high 11.9h
October Good 14° - 28° 21° 119 mm overcast 57% 1.8 m/s 2.2 extreme 12.2h
November Good 15° - 26° 20° 207 mm overcast 72% 2.1 m/s 2.3 extreme 12.5h
December Good 15° - 26° 20° 223 mm overcast 81% 2.0 m/s 2.4 extreme 12.6h