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Калачев Сергей CC BY-SA 4.0 Wikimedia Commons

Köl-Suu

Lake

High-altitude alpine lake in Naryn Region noted for its intense turquoise water and seasonal moraine dam. Reaching it requires multi-day trekking and local guides.

Köl-Suu BishkekIssyk-KulKarakolOshKöl-Suu
In this guide

Köl-Suu essentials

Country: Kyrgyzstan
Driest months: Dec-Feb
Pay in: Som (лв)
Language: Russian

Köl-Suu at a Glance

When to Go

Best Time to Visit Köl-Suu

Best during mid-summer (July-September) when trails are most likely to be free of snow.

Summer trekking
July-September · 5-18°C
Snow-free trails and mild alpine weather-best window for visiting.
Late spring (with caution)
May-June · −5-10°C
Possible residual snowfields; only for experienced alpine travelers.

Weather & Climate near Köl-Suu

Climate

Köl-Suu's climate is classified as Tundra - Tundra climate with cold summers (peaking in July) and freezing winters (coldest in January). Temperatures range from -25°C to 15°C. Very dry conditions with minimal rainfall with a pronounced dry season.

Air Quality: AQI 63 Moderate
Best Time to Visit
SeptemberJulyAugust
Temperature & Rainfall
Temperature Range
23°
Warmest Month
-36°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January Poor -25° - -13° -25° 4 mm partly cloudy 77% 2.2 m/s 0.3 low 9.5h
February Poor -24° - -10° -23° 5 mm partly cloudy 78% 2.5 m/s 0.6 moderate 10.5h
March Poor -17° - -4° -16° 13 mm overcast 71% 3.0 m/s 1.0 moderate 11.8h
April Poor -8° - 3° -6° 20 mm overcast 59% 2.8 m/s 1.5 very high 13.1h
May Acceptable -3° - 8° -1° 40 mm partly cloudy 60% 3.0 m/s 2.0 very high 14.3h
June Good 0° - 11° 3° 41 mm partly cloudy 59% 2.7 m/s 2.2 extreme 14.8h
July Good 2° - 15° 7° 41 mm partly cloudy 55% 2.3 m/s 2.3 extreme 14.6h
August Good 1° - 15° 7° 35 mm partly cloudy 57% 2.2 m/s 2.0 very high 13.6h
September Good -3° - 11° 2° 21 mm partly cloudy 58% 2.3 m/s 1.4 high 12.3h
October Acceptable -8° - 4° -5° 9 mm partly cloudy 61% 2.6 m/s 0.8 moderate 11.0h
November Poor -16° - -4° -15° 6 mm partly cloudy 69% 2.5 m/s 0.4 low 9.8h
December Poor -22° - -10° -21° 4 mm partly cloudy 74% 2.0 m/s 0.3 low 9.2h
Getting There & Around

How to Get to Köl-Suu

Access to Köl-Suu typically starts from the town of Naryn or local mountain settlements; travel requires off-road vehicles, horses or trekking. Organize transport and guides in Naryn for safe passage along mountain roads and trails.

Tips for Visiting Köl-Suu

  • Bring sturdy boots-the trail to Köl-Suu sits at high elevation and can be rocky and weather-exposed.
  • Hire a local guide or join a trekking group-the lake sits along remote alpine routes that require route-finding skills.
  • Plan for limited services-bring food and camping gear for multi-day treks if venturing into the surrounding ranges.