Climate and monthly weather forecast
Ulgii, Mongolia

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The climate of Ulgii

Ulgii, Mongolia, aligns with the Köppen climate classification BSk. It designates a mid-latitude steppe climate experienced primarily in the middle of continents. Characterized by a significant temperature shift throughout the year and relatively low rainfall, the town exhibits a full range of seasonal variations from freezing winters to warm summers.

During the year, temperature highs range from -10.7°C (12.7°F) to 22.6°C (72.7°F) and lows shift from -22.6°C (-8.7°F) to 10.4°C (50.7°F). The rainfall is generally quite low, fluctuating from 1mm (0.04") to 34mm (1.34") throughout the year. Days of rainfall range from roughly 0.2 to 7.1 days per month. The period of daylight extends from 8.3 hours in December up to 16.1 hours in June, indicating distinctive season duration.

Uniquely, Ulgii exhibits minimal precipitation throughout the entire year, with notably dry conditions from November to February. Additionally, the most striking temperature shifts occur in the transition periods between seasons, with drastic changes from winter to spring and from summer to autumn.

The best time to visit Ulgii

The optimal time to visit Ulgii lies between May and September. During this period, the city experiences the highest temperatures and the most daylight, benefitting sightseers and outdoor enthusiasts. A consistent temperature range of 15.5°C (59.9°F) to 22.6°C (72.7°F) ensures pleasant weather, while daylight hours spanning from 14.3 to 16.1 hours provide ample time for exploring. During these months, rainfall averages from 11mm (0.43") to 34mm (1.34"), scattered over 2.3 to 7.1 days, minimizes the interference of showers in outdoor activities.

The worst time to visit Ulgii

The least favorable time for a visit to Ulgii is undeniably mid-winter, with January being the most challenging month. The severe cold is evident in the average high temperature of -10.7°C (12.7°F), while at night, the mercury dips as low as -22.6°C (-8.7°F). These frigid conditions are coupled with the briefest daylight of the year, only 8.8 hours, which restricts the duration for outdoor excursions. Further, minimal rainfall condenses into compact ice and snow, adding to the chill.

Spring weather in Ulgii

Spring weather in Ulgii is a time of rapid change, with temperatures and daylight hours increasing gradually from March to May. Average high temperatures shift from 1.2°C (34.2°F) in March to 16.1°C (61°F) in May, while the lows adjust from -13.6°C (7.5°F) to 3°C (37.4°F). The days become longer, extending from 11.9 to 15.3 hours of daylight. Meanwhile, rainfall witnesses an upsurge, rising from 1mm (0.04") to 11mm (0.43"), marking greater variation in weather than is noticed in winter.

Summer weather in Ulgii

Summer months from June through August are among the warmest, with average temperature highs peaking at 22.6°C (72.7°F). Nighttime temperatures maintain a comfortable range from 8.3°C (46.9°F) to 10.4°C (50.7°F). While rainfall increases to its yearly peak, reaching from 25mm (0.98") to 34mm (1.34"), it is spread over 5.1 to 7.1 days, permitting plenty of dry, sunny days. The extended daylight of 15.7 to 16.1 hours offers ample time for exploration.

Autumn weather in Ulgii

Autumn, spanning September to November, is a transition period marked by a significant drop in temperature and shorter daylight hours. The average high temperatures begin to fall, moving from 15.5°C (59.9°F) in September to -2.4°C (27.7°F) in November. Similarly, the daylight duration dwindles from 12.6 hours to barely more than 9 hours. Rainfall reduces sharply to below 3mm (0.12"), characteristic of the upcoming winter.

Winter weather in Ulgii

Winter in Ulgii can be harsh, with average high temperatures plunging from -2.4°C (27.7°F) in November to -10.7°C (12.7°F) in January. Low temperatures dip catastrophically to the -20°C (-4°F) vicinity, echoing the severity of winter. Daylight hours contract to between 8.8 and 10.2 hours. The season is markedly dry, with negligible rainfall from 1mm (0.04") to 1mm (0.04"), which generally turns into snow due to the extreme cold, adding to the stark white landscape.

Weather in January

For Ulgii, Mongolia, January features sharp chills and low daylight hours, presenting a winter landscape. The coldest conditions are prominent in this period, where temperatures reach a high of -10.7°C (12.7°F) typically, and may plunge to the low of -22.6°C (-8.7°F). Weather in January »

Weather in February

For February, Ulgii faces meteorological conditions quite similar to those in January. However, there seems to be a mild rise in temperatures, producing slightly less rigorous cold conditions. The sustained winter trend is interrupted by an increment in daylight hours, proposing longer periods of sun. Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in Ulgii, Mongolia, with an average temperature ranging between min -13.6°C (7.5°F) and max 1.2°C (34.2°F). The onset of March witnesses a clear shift in the average high-temperature, escalating from a subzero cold -6.9°C (19.6°F) in February to a cold 1.2°C (34.2°F). Weather in March »

Weather in April

The weather in April in Ulgii is a tale of two halves, as the city experiences a shift from chilly to crisp temperatures, alongside an increase in the duration of daylight. April boasts of a balance, being neither too cold nor too warm, with increased precipitation and one of the year's highest UV indexes at 5. Weather in April »

Weather in May

In the city of Ulgii, May ushers in an atmospheric shift as warmer temperatures start to make an appearance. The comparatively mild conditions accompany the monthly rainfall, paving the way for greener landscapes. More daylight hours further highlight the city's beautified natural attractions, making wanderlust irresistible. Weather in May »

Weather in June

Ulgii witnesses June as a moderate weather month filled with abundant sunlight. The temperatures continue to rise, encouraging outdoor activities, while the increased daylight hours ensure longer periods of sun. However, with the peak UV index standing at 8, it laces the month with a hint of caution. Weather in June »

Weather in July

Experiencing the warmest month of the year, July in Ulgii is a sight to behold. July motions in the peak of summer, achieving the highest temperatures of the entire year with a high of 22.6°C (72.7°F) and a low of 10.4°C (50.7°F). Weather in July »

Weather in August

Ulgii's weather in August commands a mixed tapestry of conditions, carrying forward the warmth from July, but instilling signs of the coming fall. Though warm, it does not display the intensity of July, indicating the eventual arrival of milder days. Weather in August »

Weather in September

September in Ulgii signals the presence of autumn as the climate evolves, bringing noticeable changes. A noticeable decrease in temperature induces subtle chills, dissolving the remaining warmth of summer, yet standing distant from the approaching winter chills. Weather in September »

Weather in October

Reducing temperatures, decreasing sunshine hours, and a surrendering landscape signify October in the city of Ulgii. The climate continues to descend towards coldness, setting aside its fall overcoat, but refraining from winter’s full blown frost. Weather in October »

Weather in November

November intercepts Ulgii with considerably dropping temperatures, prompting residents to gear up for winter. An anticipated shift from fall to winter occurs, with temperatures adopting an early wintry demeanor. Diminishing daylight marks noticeably shorter days, highlighting an advancing season. Weather in November »

Weather in December

Ulgii is entangled in the icy embrace of winter in December, offering a chilly ambiance to residents and visitors. As the coldest month of the year, Ulgii experiences minimum daylight hours, contributing to marked shorter days and longer nights. Weather in December »
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Frequently asked questions

What part of the year is the coldest in Ulgii?

In Ulgii, the average lowest temperatures are observed in January, with a high of -10.7°C (12.7°F) and a low of -22.6°C (-8.7°F).

How much does it rain in Ulgii?

In Ulgii, during the entire year, the rain falls for 24.6 days and collects up to 114mm (4.49") of precipitation.

What are the months with the lowest UV index in Ulgii?

January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Ulgii, Mongolia.

What is the driest month in Ulgii?

February is the month with the least rainfall. Rain falls for 0.2 days and accumulates 1mm (0.04") of precipitation.

What is the month with the most sunshine in Ulgii?

May through August, with an average of 10h of sunshine, are months with the most sunshine in Ulgii, Mongolia.

When are the longest days in Ulgii?

With an average of 16h and 6min of daylight, June has the longest days of the year in Ulgii, Mongolia.

When is the highest UV index in Ulgii?

The months with the highest UV index in Ulgii, Mongolia, are June and July, with an average maximum UV index of 8.

What are the warmest months in Ulgii?

With average high and low temperatures of 22.6°C (72.7°F) and 10.4°C (50.7°F) respectively, July is Ulgii's warmest month.

What is the wettest month in Ulgii?

The month with the most rainfall in Ulgii, Mongolia, is July, when the rain falls for 7.1 days and typically aggregates up to 34mm (1.34") of precipitation.

What is the month with the shortest days in Ulgii?

December has the shortest days of the year in Ulgii, Mongolia, with an average of 8h and 18min of daylight.

Is there Daylight Saving Time (DST) in Ulgii?

Ulgii, Mongolia, does not utilize Daylight Saving Time (DST). +07 timezone is used over the entire year.

What is the month with the least sunshine in Ulgii?

December has the least sunshine of the year in Ulgii, with an average of 4h of sunshine.

Average temperature
Ulgii, Mongolia

Average temperature - Ulgii, Mongolia

The warmest month (with the highest average high temperature) is July (22.6°C).
The month with the lowest average high temperature is January (-10.7°C).

The month with the highest average low temperature is July (10.4°C).
The coldest month (with the lowest average low temperature) is January (-22.6°C).

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Average rainfall
Ulgii, Mongolia

Average rainfall - Ulgii, Mongolia

The wettest month (with the highest rainfall) is July (34mm).
The driest month (with the least rainfall) is February (0.5mm).

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Average rainfall days
Ulgii, Mongolia

Average rainfall days - Ulgii, Mongolia

The month with the highest number of rainy days is July (7.1 days).
The months with the least rainy days are January, February, November and December (0.2 days).

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Average daylight / Average sunshine
Ulgii, Mongolia

Average daylight / Average sunshine - Ulgii, Mongolia

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

The months with the most sunshine are May, June, July and August (Average sunshine: 10h).
The month with the least sunshine is December (Average sunshine: 4h).

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Average UV index
Ulgii, Mongolia

Average UV index - Ulgii, Mongolia

The months with the highest UV index are June and July (UV index 8).
The months with the lowest UV index are January, November and December (UV index 1).

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Ulgii, Mongolia

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