Khyargas Nuur

Lake Endorheic lake in western Mongolia's Uvs Province

In western Mongolia, Khyargas Nuur is a large saline lake within steppe and desert landscape; birdwatchers and overland travelers visit for shoreline wetlands, nomadic settlements and wide, open skies.

Main image
Hetsuu Had, Hyargas lake - panoramio.jpg
Khyaras-Nuur Хяргас Нуур 01.jpg
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Khyaras-Nuur Хяргас Нуур 03.jpg
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Lac Khyargas sunset on one of the beaches.jpg
Lac Khyargas view from the shore.jpg
Sunset in Mongolia (53923603596).jpg

Khyargas Nuur is a saline lake in western Mongolia’s Uvs Province, forming part of the Great Lakes Depression and recognised for its wetlands and steppe-lake ecology.

The lake’s shoreline and marshy areas attract waterbirds and migratory species; the surrounding landscape is a mix of steppe, low hills and semi-desert that offers wide views and limited visitor infrastructure. The area is used for seasonal grazing and small-scale local activities rather than mass tourism.

Khyargas Nuur has long been an integral component of the western Mongolian lake system and its ecology has been shaped by climatic variation and local land use; more recent conservation measures have aimed to protect the lake’s wetlands and bird habitats.

The lake lies in Uvs Province in western Mongolia within the Great Lakes Depression; access is by road from regional towns and the lake sits among semi-arid steppe and low ranges in the western interior of the country.

  • Birdlife and wetlands: The lake and its shoreline support important populations of waterbirds and wetland species, making it a destination for birdwatching in western Mongolia.
Khyargas Nuur
Khyargas Nuur (Khyargas Lake), Uvs Province, Mongolia
49.2000, 93.4000

Tips for Visiting Khyargas Nuur #

  • Visit in summer (June-September) when access tracks are most likely to be passable and temperatures are mild; winters bring severe cold and difficult travel.
  • Plan your approach via Ulaangom and allow extra travel time for long unpaved sections-local drivers with 4x4 experience make the itinerary far more reliable.
  • Go at dawn or sunset for the best light on the lake and to increase chances of seeing shoreline birds and other wildlife that are less active midday.

Best Time to Visit Khyargas Nuur #

Best visited in summer (June-August) when temperatures are mild, the lake is accessible and travel conditions are easiest.

Summer (warm & accessible)
Jun-Aug · ~15-25°C (daytime)
Warmest, most comfortable months for visiting the lake and surrounding steppe; roads and services are most reliable.
Shoulder seasons
May & Sep-Oct · ~0-15°C
Cooler with variable weather; good for fewer crowds but conditions can change rapidly.
Winter
Nov-Mar · ~-20 to -5°C (can be colder inland)
Extremely cold with the lake frozen and harsh conditions - travel is challenging and services are limited.

Weather & Climate near Khyargas Nuur #

Climate

Khyargas Nuur's climate is classified as Cold Desert - Cold Desert climate with mild summers (peaking in July) and freezing winters (coldest in January). Temperatures range from -32°C to 24°C. Very dry conditions with minimal rainfall with a pronounced dry season.

Best Time to Visit
JulySeptemberMay
Temperature & Rainfall
Temperature Range
38°
Warmest Month
-34°
Coldest Month
Monthly Conditions

January

January is the coldest month with highs of -21°C and lows of -32°C. The driest month with just 1 mm and partly cloudy skies.

42 Poor

Comfort

-26°
Feels Like Freezing
-26°C
Temperature
-32° -21°
81%
Humidity
Very Humid

Weather

1 mm
Rainfall
0.9 m/s
Wind
Calm
0.1
UV Index
Low
8.5h daylight

February

February is freezing with highs of -17°C and lows of -30°C. The driest month with just 1 mm and partly cloudy skies.

42 Poor

Comfort

-24°
Feels Like Freezing
-24°C
Temperature
-30° -17°
73%
Humidity
Very Humid

Weather

1 mm
Rainfall
1.1 m/s
Wind
Calm
0.3
UV Index
Low
9.9h daylight

March

March is freezing with highs of -5°C and lows of -18°C. The driest month with just 1 mm and partly cloudy skies.

46 Poor

Comfort

-12°
Feels Like Freezing
-12°C
Temperature
-18° -5°
52%
Humidity
Humid

Weather

1 mm
Rainfall
1.7 m/s
Wind
Calm
0.6
UV Index
Moderate
11.7h daylight

April

April is cold with highs of 7°C and lows of -3°C. Almost no rain and partly cloudy skies.

61 Good

Comfort

Feels Like Cold
C
Temperature
-3°
42%
Humidity
Comfortable

Weather

5 mm
Rainfall
2.6 m/s
Wind
Calm
1.1
UV Index
High
13.6h daylight

May

May is cool with highs of 16°C and lows of 5°C. Almost no rain and partly cloudy skies.

79 Very Good

Comfort

11°
Feels Like Cool
11°C
Temperature
16°
38%
Humidity
Comfortable

Weather

8 mm
Rainfall
2.8 m/s
Wind
Calm
1.6
UV Index
Very High
15.2h daylight

June

June is cool with highs of 22°C and lows of 11°C. Light rainfall and partly cloudy skies.

79 Very Good

Comfort

17°
Feels Like Cool
17°C
Temperature
11° 22°
40%
Humidity
Comfortable

Weather

22 mm
Rainfall
2.3 m/s
Wind
Calm
1.8
UV Index
Very High
16.0h daylight

July

July is the warmest month with highs of 24°C and lows of 14°C. The wettest month with 35 mm of rain and partly cloudy skies.

85 Excellent

Comfort

19°
Feels Like Mild
19°C
Temperature
14° 24°
43%
Humidity
Comfortable

Weather

35 mm
Rainfall
2.0 m/s
Wind
Calm
1.8
UV Index
Very High
15.6h daylight

August

August is cool with highs of 23°C and lows of 12°C. Moderate rainfall (30 mm).

79 Very Good

Comfort

18°
Feels Like Cool
18°C
Temperature
12° 23°
46%
Humidity
Comfortable

Weather

30 mm
Rainfall
2.0 m/s
Wind
Calm
1.5
UV Index
High
14.2h daylight

September

September is cool with highs of 17°C and lows of 6°C. Light rainfall.

81 Excellent

Comfort

12°
Feels Like Cool
12°C
Temperature
17°
46%
Humidity
Comfortable

Weather

13 mm
Rainfall
1.9 m/s
Wind
Calm
0.9
UV Index
Moderate
12.4h daylight

October

October is cold with highs of 9°C and lows of 0°C. Almost no rain.

71 Very Good

Comfort

Feels Like Cold
C
Temperature
-1°
50%
Humidity
Comfortable

Weather

4 mm
Rainfall
1.7 m/s
Wind
Calm
0.4
UV Index
Low
10.6h daylight

November

November is freezing with highs of 0°C and lows of -10°C. Almost no rain and partly cloudy skies.

46 Poor

Comfort

-5°
Feels Like Freezing
-5°C
Temperature
-10°
62%
Humidity
Humid

Weather

5 mm
Rainfall
1.4 m/s
Wind
Calm
0.1
UV Index
Low
8.9h daylight

December

December is freezing with highs of -13°C and lows of -22°C. Almost no rain and mostly overcast skies.

38 Poor

Comfort

-18°
Feels Like Freezing
-18°C
Temperature
-22° -13°
78%
Humidity
Very Humid

Weather

3 mm
Rainfall
0.9 m/s
Wind
Calm
0.1
UV Index
Low
8.0h daylight

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