Bayan Lake

Lake Remote mountain lake in Zavkhan Province

Located in western Mongolia’s Zavkhan Province, Bayan Lake sits within steppe and forested terrain; visitors come for fishing, nomadic camps and long drives on gravel tracks across the province.

Main image
Bayan Lake
48.4500, 95.1167

How to Get to Bayan Lake #

Bayan Lake is in Zavkhan Province. Reach the provincial center by road or regional transport, then continue by local 4x4 or arranged tour; distances are long and infrastructure sparse.

Tips for Visiting Bayan Lake #

  • Bring binoculars - the lake is superb for migratory and local birdlife
  • Prepare for basic facilities; accommodation and services near Bayan Lake are limited
  • Respect local nomadic grazing areas and follow any guidance from local herders

Best Time to Visit Bayan Lake #

Best in summer and the shoulder seasons for milder weather and easier access; winters are harsh and often inaccessible.

Summer (Jun-Aug)
Jun-Aug · 10-25°C (50-77°F)
Warm days and long daylight make exploration comfortable, though nights can be cool.
Late Spring/Early Autumn (May or Sep)
May and Sep · 5-18°C (41-64°F)
Fewer biting insects and pleasant temperatures; ideal for camping.

Weather & Climate near Bayan Lake #

Climate

Bayan Lake'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 -31°C to 22°C. Very dry conditions with minimal rainfall with a pronounced dry season.

Best Time to Visit
JuneJulyAugust
Temperature & Rainfall
Temperature Range
36°
Warmest Month
-35°
Coldest Month
Monthly Conditions

January

January is the coldest month with highs of -20°C and lows of -31°C. The driest month with just 1 mm and partly cloudy skies.

46 Poor

Comfort

-25°
Feels Like Freezing
-25°C
Temperature
-31° -20°
78%
Humidity
Very Humid

Weather

1 mm
Rainfall
0.9 m/s
Wind
Calm
0.1
UV Index
Low
8.6h daylight

February

February is freezing with highs of -14°C and lows of -27°C. The driest month with just 1 mm and partly cloudy skies.

46 Poor

Comfort

-20°
Feels Like Freezing
-20°C
Temperature
-27° -14°
72%
Humidity
Very Humid

Weather

1 mm
Rainfall
1.1 m/s
Wind
Calm
0.3
UV Index
Low
10.0h daylight

March

March is freezing with highs of -4°C and lows of -18°C. Almost no rain and partly cloudy skies.

50 Acceptable

Comfort

-11°
Feels Like Freezing
-11°C
Temperature
-18° -4°
53%
Humidity
Humid

Weather

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

April

April is cold with highs of 6°C and lows of -6°C. Almost no rain and partly cloudy skies.

59 Acceptable

Comfort

Feels Like Cold
C
Temperature
-6°
42%
Humidity
Comfortable

Weather

6 mm
Rainfall
2.6 m/s
Wind
Calm
1.2
UV Index
High
13.5h daylight

May

May is cold with highs of 13°C and lows of 1°C. Almost no rain and partly cloudy skies.

69 Good

Comfort

Feels Like Cold
C
Temperature
13°
39%
Humidity
Comfortable

Weather

7 mm
Rainfall
2.8 m/s
Wind
Calm
1.6
UV Index
Very High
15.0h daylight

June

June is cool with highs of 20°C and lows of 8°C. Light rainfall and partly cloudy skies.

77 Very Good

Comfort

14°
Feels Like Cool
14°C
Temperature
20°
40%
Humidity
Comfortable

Weather

23 mm
Rainfall
2.3 m/s
Wind
Calm
1.9
UV Index
Very High
15.8h daylight

July

July is cool with highs of 22°C and lows of 11°C. The wettest month with 37 mm of rain and partly cloudy skies.

77 Very Good

Comfort

17°
Feels Like Cool
17°C
Temperature
11° 22°
44%
Humidity
Comfortable

Weather

37 mm
Rainfall
1.9 m/s
Wind
Calm
1.9
UV Index
Very High
15.5h daylight

August

August is cool with highs of 20°C and lows of 9°C. Moderate rainfall (35 mm).

77 Very Good

Comfort

15°
Feels Like Cool
15°C
Temperature
20°
47%
Humidity
Comfortable

Weather

35 mm
Rainfall
2.0 m/s
Wind
Calm
1.5
UV Index
Very High
14.1h daylight

September

September is cold with highs of 15°C and lows of 3°C. Light rainfall.

73 Very Good

Comfort

Feels Like Cold
C
Temperature
15°
47%
Humidity
Comfortable

Weather

13 mm
Rainfall
2.0 m/s
Wind
Calm
1.0
UV Index
High
12.4h daylight

October

October is cold with highs of 7°C and lows of -5°C. Almost no rain.

61 Good

Comfort

Feels Like Cold
C
Temperature
-5°
50%
Humidity
Humid

Weather

3 mm
Rainfall
1.7 m/s
Wind
Calm
0.5
UV Index
Low
10.7h daylight

November

November is freezing with highs of -2°C and lows of -14°C. Almost no rain and partly cloudy skies.

50 Acceptable

Comfort

-8°
Feels Like Freezing
-8°C
Temperature
-14° -2°
63%
Humidity
Humid

Weather

2 mm
Rainfall
1.4 m/s
Wind
Calm
0.2
UV Index
Low
9.1h daylight

December

December is freezing with highs of -15°C and lows of -26°C. Almost no rain and partly cloudy skies.

42 Poor

Comfort

-20°
Feels Like Freezing
-20°C
Temperature
-26° -15°
74%
Humidity
Very Humid

Weather

2 mm
Rainfall
0.9 m/s
Wind
Calm
0.1
UV Index
Low
8.2h daylight

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