Kasai River

Stream Major Congo Basin tributary flowing through Angola and DRC

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.

Main image
Kalonda - panoramio.jpg
Pont Kasai.jpg
Sunset view from Kalonda.jpg
Sunset Kalonda - panoramio.jpg

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.

Kasai River
Kasai River - major river with access points in Lunda Sul and other provinces, Angola/DRC (access varies by location)
-10.9603, 19.3156
Open year-round
Free

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.

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
Coldest Month
Monthly Conditions

January

January is mild with highs of 26°C and lows of 15°C. Heavy rain (203 mm) and mostly overcast skies.

61 Good

Comfort

21°
Feels Like Mild
21°C
Temperature
15° 26°
82%
Humidity
Very Humid

Weather

203 mm
Rainfall
2.0 m/s
Wind
Calm
2.5
UV Index
Extreme
12.5h daylight

February

February is mild with highs of 26°C and lows of 15°C. Significant rainfall (190 mm) and mostly overcast skies.

65 Good

Comfort

21°
Feels Like Mild
21°C
Temperature
15° 26°
81%
Humidity
Very Humid

Weather

190 mm
Rainfall
2.0 m/s
Wind
Calm
2.5
UV Index
Extreme
12.3h daylight

March

March is mild with highs of 26°C and lows of 15°C. The wettest month with heavy rain (228 mm) and mostly overcast skies.

61 Good

Comfort

21°
Feels Like Mild
21°C
Temperature
15° 26°
80%
Humidity
Very Humid

Weather

228 mm
Rainfall
1.8 m/s
Wind
Calm
2.5
UV Index
Extreme
12.0h daylight

April

April is mild with highs of 27°C and lows of 14°C. Significant rainfall (128 mm) and partly cloudy skies.

71 Very Good

Comfort

21°
Feels Like Mild
21°C
Temperature
14° 27°
74%
Humidity
Very Humid

Weather

128 mm
Rainfall
1.6 m/s
Wind
Calm
2.4
UV Index
Extreme
11.8h daylight

May

May is mild with highs of 28°C and lows of 12°C. Light rainfall and mostly sunny skies.

95 Ideal

Comfort

20°
Feels Like Mild
20°C
Temperature
12° 28°
53%
Humidity
Humid

Weather

13 mm
Rainfall
2.1 m/s
Wind
Calm
2.3
UV Index
Extreme
11.5h daylight

June

June is the coolest month with highs of 26°C and lows of 8°C. The driest month with just 0 mm and clear sunny skies.

97 Ideal

Comfort

17°
Feels Like Cool
17°C
Temperature
26°
41%
Humidity
Comfortable

Weather

0 mm
Rainfall
2.1 m/s
Wind
Calm
1.9
UV Index
Very High
11.4h daylight

July

July is cool with highs of 27°C and lows of 8°C. The driest month with just 0 mm and clear sunny skies.

97 Ideal

Comfort

18°
Feels Like Cool
18°C
Temperature
27°
32%
Humidity
Comfortable

Weather

0 mm
Rainfall
2.3 m/s
Wind
Calm
1.8
UV Index
Very High
11.5h daylight

August

August is mild with highs of 29°C and lows of 10°C. Almost no rain and mostly sunny skies.

95 Ideal

Comfort

20°
Feels Like Mild
20°C
Temperature
11° 29°
29%
Humidity
Dry

Weather

6 mm
Rainfall
2.3 m/s
Wind
Calm
1.7
UV Index
Very High
11.7h daylight

September

September is the warmest month with highs of 30°C and lows of 13°C. Moderate rainfall (43 mm) and partly cloudy skies.

85 Excellent

Comfort

22°
Feels Like Mild
22°C
Temperature
13° 30°
38%
Humidity
Comfortable

Weather

43 mm
Rainfall
2.1 m/s
Wind
Calm
1.9
UV Index
Very High
11.9h daylight

October

October is mild with highs of 28°C and lows of 14°C. Significant rainfall (119 mm) and mostly overcast skies.

69 Good

Comfort

21°
Feels Like Mild
21°C
Temperature
14° 28°
57%
Humidity
Humid

Weather

119 mm
Rainfall
1.8 m/s
Wind
Calm
2.2
UV Index
Extreme
12.2h daylight

November

November is mild with highs of 26°C and lows of 14°C. Heavy rain (207 mm) and mostly overcast skies.

61 Good

Comfort

20°
Feels Like Mild
20°C
Temperature
15° 26°
72%
Humidity
Very Humid

Weather

207 mm
Rainfall
2.1 m/s
Wind
Calm
2.3
UV Index
Extreme
12.5h daylight

December

December is mild with highs of 26°C and lows of 15°C. Heavy rain (223 mm) and mostly overcast skies.

61 Good

Comfort

20°
Feels Like Mild
20°C
Temperature
15° 26°
81%
Humidity
Very Humid

Weather

223 mm
Rainfall
2.0 m/s
Wind
Calm
2.4
UV Index
Extreme
12.6h daylight

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