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Terelj weather by month and the best time to visit

Updated October 2026Sources
Jun–SepBest time to visit

When to go to Terelj

Jun–Sep is warm and green; July–August is busiest and wettest. Autumn is crisp and golden; winters are cold, quiet and good for skiing or ice-trekking.

Terelj weather by month

Average daily high, rainfall and conditions.

PleasantHotRainyCool or coldBest months
-25°-15°-5°5°15°25°JFMAMJJASOND
Average highAverage lowRainfall

Monthly averages

MonthHighLowRainHumidityConditions
January-14°C6°F-25°C-12°F3 mm89%Freezing
February-11°C13°F-23°C-9°F4 mm85%Freezing
March-2°C29°F-15°C5°F7 mm72%Freezing
April8°C46°F-5°C22°F11 mm55%Cold
May16°C60°F1°C33°F30 mm51%Cool
June23°C73°F8°C47°F52 mm54%Pleasant
July25°C76°F11°C52°F73 mm61%Pleasant
August22°C72°F9°C48°F64 mm64%Pleasant
September15°C60°F2°C35°F26 mm62%Cool
October5°C41°F-6°C22°F12 mm67%Cold
November-6°C22°F-16°C4°F7 mm81%Freezing
December-13°C9°F-22°C-8°F4 mm88%Freezing

Best months across Mongolia

PlaceBest monthsWarmest month
UlaanbaatarJun–SepJul (26°C)
Gobi DesertJun–SepJul (30°C)
TereljJun–SepJul (25°C)
Lake KhuvsgulJun–SepJul (22°C)

Quick answers

What is the best month to visit Terelj?

Jun–Sep. Jun–Sep is warm and green; July–August is busiest and wettest. Autumn is crisp and golden; winters are cold, quiet and good for skiing or ice-trekking.

When is the rainy season in Terelj?

Rain peaks in July with about 73 mm. No month averages 150 mm or more.

What is the hottest month in Terelj?

July, with average highs of 25°C (76°F).

How cold does Terelj get?

The coolest nights are in January, averaging -25°C (-12°F).

More about Terelj

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Sources

Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Temperatures are adjusted by 1.9°C for the city's elevation. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.