Mongolia Weather by Month: Temperature & Rainfall Guide

Many people wonder what the weather conditions are in Mongolia over the year. What is the best time to visit Mongolia?

This page shows the average weather conditions by month in Mongolia over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

In January the weather in Mongolia is generally less favorable. January is a winter month. The average maximum daytime temperatures are very low and range from -15°C (5°F) in Ulaanbaatar to -7°C (19°F) in Dalanzadgad. On average, this month is one of the coldest months of the year in Mongolia. So be prepared and make sure to dress up warm.

Find more detailed climate information for Mongolia in January here.

In February the weather in Mongolia is generally less favorable. February is a winter month. The average maximum daytime temperatures are very low and range from -10°C (14°F) in Ulan Gom to -2°C (28°F) in Dalanzadgad. It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for Mongolia in February here.

In March the weather in Mongolia ranges from less favorable in Ulaanbaatar to mixed in Saikhan-ovoo. The temperatures range from very low in Ulan Gom with -2°C (28°F) to low in Zamiin Ude with 6°C (43°F). It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for Mongolia in March here.

In April the weather in Mongolia ranges from less favorable in Tsetserleg to very good in Dalanzadgad. The temperatures range from low in Ölgii with 8°C (46°F) to moderate in Zamiin Ude with 16°C (61°F).

Find more detailed climate information for Mongolia in April here.

In May the weather in Mongolia ranges from good in Ulaanbaatar to excellent in Baitag. The temperatures range from moderate in Ölgii with 14°C (57°F) to high in Zamiin Ude with 23°C (73°F).

Find more detailed climate information for Mongolia in May here.

In June the weather in Mongolia is generally excellent. June is a summer month. The temperatures range from pleasant in Ölgii with 20°C (68°F) to high in Zamiin Ude with 28°C (82°F).

Find more detailed climate information for Mongolia in June here.

In July the weather in Mongolia ranges from very good in Zamiin Ude to excellent in Ulaanbaatar. July is a summer month. The temperatures range from pleasant in Ölgii with 22°C (72°F) to very high in Zamiin Ude with 31°C (88°F). On average, this month is the warmest month of the year in Mongolia.

Find more detailed climate information for Mongolia in July here.

In August the weather in Mongolia ranges from very good in Tarialan to excellent in Ulaanbaatar. August is a summer month. The temperatures range from pleasant in Ölgii with 20°C (68°F) to high in Zamiin Ude with 29°C (84°F).

Find more detailed climate information for Mongolia in August here.

In September the weather in Mongolia ranges from good in Ulaanbaatar to excellent in Baitag. The temperatures range from moderate in Ölgii with 14°C (57°F) to high in Zamiin Ude with 23°C (73°F).

Find more detailed climate information for Mongolia in September here.

In October the weather in Mongolia ranges from less favorable in Ölgii to very good in Zamiin Ude. The temperatures range from low in Ölgii with 5°C (41°F) to moderate in Zamiin Ude with 14°C (57°F).

Find more detailed climate information for Mongolia in October here.

In November the weather in Mongolia is generally less favorable. The temperatures range from very low in Ölgii with -6°C (21°F) to low in Dalanzadgad with 2°C (36°F). It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for Mongolia in November here.

In December the weather in Mongolia is generally less favorable. December is a winter month. The average maximum daytime temperatures are very low and range from -15°C (5°F) in Ölgii to -5°C (23°F) in Dalanzadgad. It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for Mongolia in December here.