Koka Reservoir

Lake Major irrigation reservoir in Oromia

Artificial lake formed by the Koka Dam on Ethiopia’s Awash River; used for fishing, irrigation and birdwatching along its shoreline.

Catfish (11386996434).jpg
Koka Dam, Ethiopia.jpg
Koka Reservoir (11379418344).jpg
Koka Waterfall.jpg

Koka Reservoir is a man-made lake in the Oromia Region of Ethiopia, impounded on the Awash River by Koka Dam. The reservoir is a significant inland waterbody in central Ethiopia.

The reservoir was created when Koka Dam was built in the 1960s to provide hydroelectric power and irrigation for the surrounding plains. Since construction it has been an important water resource for the region.

The reservoir sits on the Awash River in central Ethiopia’s Oromia Region, on the highlands east-southeast of Addis Ababa. The site is reached by regional roads serving towns in the Awash valley.

  • Purpose and origin: located on the Awash River in Oromia and formed by a dam constructed in the 1960s to provide hydroelectric power and irrigation.

What to See #

  • Koka Dam: The dam structure that forms the reservoir, which impounds the Awash River and supplies water for irrigation and hydroelectric generation.
Koka Reservoir
8.3833, 39.0833

How to Get to Koka Reservoir #

Located in Oromia Region; access is by regional roads from Addis Ababa and nearby towns - hire a driver familiar with local routes and check conditions seasonally.

Tips for Visiting Koka Reservoir #

  • Road access in Oromia can be rough; use a local driver familiar with rural routes and always check water-level conditions in the rainy season.

Best Time to Visit Koka Reservoir #

Best visited in the dry season for road access and safer local travel arrangements.

Dry Season
Dec-Feb · 20-30°C (68-86°F)
Easier road access and clearer views around the reservoir.

Weather & Climate near Koka Reservoir #

Climate

Koka Reservoir's climate is classified as Tropical Savanna - Tropical Savanna climate with consistently warm temperatures year-round. Temperatures range from 10°C to 26°C. Moderate rainfall (818 mm/year) with a pronounced dry season.

Best Time to Visit
DecemberJanuaryNovember
Temperature & Rainfall
Temperature Range
35°
Warmest Month
Coldest Month
Monthly Conditions

January

January is cool with highs of 24°C and lows of 10°C. Light rainfall and mostly sunny skies.

93 Ideal

Comfort

17°
Feels Like Cool
17°C
Temperature
10° 24°
45%
Humidity
Comfortable

Weather

12 mm
Rainfall
1.5 m/s
Wind
Calm
2.3
UV Index
Extreme
11.6h daylight

February

February is mild with highs of 25°C and lows of 12°C. Moderate rainfall (33 mm) and mostly sunny skies.

89 Excellent

Comfort

18°
Feels Like Mild
18°C
Temperature
12° 25°
42%
Humidity
Comfortable

Weather

33 mm
Rainfall
1.4 m/s
Wind
Calm
2.7
UV Index
Extreme
11.7h daylight

March

March is mild with highs of 26°C and lows of 13°C. Moderate rainfall (55 mm).

85 Excellent

Comfort

19°
Feels Like Mild
19°C
Temperature
13° 26°
46%
Humidity
Comfortable

Weather

55 mm
Rainfall
1.6 m/s
Wind
Calm
2.8
UV Index
Extreme
12.0h daylight

April

April is mild with highs of 25°C and lows of 14°C. Moderate rainfall (61 mm) and partly cloudy skies.

81 Excellent

Comfort

20°
Feels Like Mild
20°C
Temperature
14° 25°
58%
Humidity
Humid

Weather

61 mm
Rainfall
1.3 m/s
Wind
Calm
2.7
UV Index
Extreme
12.2h daylight

May

May is mild with highs of 25°C and lows of 14°C. Moderate rainfall (64 mm) and partly cloudy skies.

81 Excellent

Comfort

19°
Feels Like Mild
19°C
Temperature
14° 25°
57%
Humidity
Humid

Weather

64 mm
Rainfall
1.6 m/s
Wind
Calm
2.6
UV Index
Extreme
12.4h daylight

June

June is the warmest month with highs of 25°C and lows of 14°C. Moderate rainfall (76 mm) and partly cloudy skies.

79 Very Good

Comfort

20°
Feels Like Mild
20°C
Temperature
14° 25°
58%
Humidity
Humid

Weather

76 mm
Rainfall
1.7 m/s
Wind
Calm
2.4
UV Index
Extreme
12.5h daylight

July

July is mild with highs of 24°C and lows of 14°C. The wettest month with heavy rain (187 mm) and partly cloudy skies.

69 Good

Comfort

19°
Feels Like Mild
19°C
Temperature
14° 24°
68%
Humidity
Humid

Weather

187 mm
Rainfall
1.6 m/s
Wind
Calm
2.2
UV Index
Extreme
12.4h daylight

August

August is mild with highs of 23°C and lows of 14°C. Significant rainfall (183 mm) and partly cloudy skies.

69 Good

Comfort

18°
Feels Like Mild
18°C
Temperature
14° 23°
72%
Humidity
Very Humid

Weather

183 mm
Rainfall
1.5 m/s
Wind
Calm
2.3
UV Index
Extreme
12.3h daylight

September

September is mild with highs of 24°C and lows of 13°C. Significant rainfall (103 mm) and partly cloudy skies.

73 Very Good

Comfort

19°
Feels Like Mild
19°C
Temperature
13° 24°
67%
Humidity
Humid

Weather

103 mm
Rainfall
1.5 m/s
Wind
Calm
2.4
UV Index
Extreme
12.1h daylight

October

October is mild with highs of 24°C and lows of 12°C. Light rainfall.

89 Excellent

Comfort

18°
Feels Like Mild
18°C
Temperature
12° 24°
55%
Humidity
Humid

Weather

26 mm
Rainfall
1.5 m/s
Wind
Calm
2.5
UV Index
Extreme
11.8h daylight

November

November is cool with highs of 24°C and lows of 11°C. Light rainfall and mostly sunny skies.

93 Ideal

Comfort

17°
Feels Like Cool
17°C
Temperature
11° 24°
52%
Humidity
Humid

Weather

13 mm
Rainfall
1.6 m/s
Wind
Calm
2.3
UV Index
Extreme
11.6h daylight

December

December is the coolest month with highs of 24°C and lows of 10°C. The driest month with just 5 mm and mostly sunny skies.

95 Ideal

Comfort

17°
Feels Like Cool
17°C
Temperature
10° 24°
50%
Humidity
Comfortable

Weather

5 mm
Rainfall
1.4 m/s
Wind
Calm
2.2
UV Index
Extreme
11.5h daylight

Nearby Attractions to Koka Reservoir