Climate for Station: Uliastai, Zavkhan Province, Mongolia

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Chdzibkhalantu

Dzavhan, Mongolia

2026-03-01 10:26

-19.6°C

Feels -25.1°C

H: -11.9°C / L: -27.3°C

Precip: 0mm | Wind: 6.8 kph

▼ 5.9°C vs historical high

Partly Cloudy

2026-03-02

H: -18.4°C

L: -31.8°C

Rain: 74%

Rainfall: 0.17mm

Wind: 13kph

▼ 12.3°C

2026-03-03

H: -10.1°C

L: -30.6°C

Rain: 0%

Rainfall: 0mm

Wind: 13.3kph

▼ 3.8°C

2026-03-04

H: -11.3°C

L: -25°C

Rain: 77%

Rainfall: 0.55mm

Wind: 11.9kph

▼ 5.6°C

2026-03-05

H: -4.9°C

L: -25.2°C

Rain: 0%

Rainfall: 0mm

Wind: 13kph

▲ 0.4°C

2026-03-06

H: -2.7°C

L: -17.5°C

Rain: 0%

Rainfall: 0mm

Wind: 12.6kph

▲ 2.3°C

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Climate Analysis & Overview

Uliastai's climate reveals a warming trend, particularly in nighttime temperatures, with a notable shift towards more evenly distributed precipitation. These changes are set against Mongolia's broader climate goals of adapting to and mitigating climate change impacts.

Continental Climate Dynamics

Uliastai, located in Zavkhan province, Mongolia, sits within a cold semi-arid climate zone (Köppen classification BSk). It is characterised by long, cold winters and short, warm summers. The region's geography, surrounded by mountains, plays a critical role in its climatic patterns, acting as a barrier to moist air masses and contributing to its arid conditions. Over the past decade, Uliastai has experienced a significant warming trend in its low temperatures, with a rise of 2.33°C (4.20°F), suggesting milder nights. This is a stark contrast to the all-time trend, where lows have increased by only 0.10°C (0.18°F), indicating a long-term stability but recent acceleration in warming.

Thermal Extremes and Trends

The absolute temperature records for Uliastai highlight its extreme climate variability, with a maximum of 35.8°C (96.4°F) and a minimum of -43.9°C (-47.0°F). The 10-year trend shows a notable increase in high temperatures by 0.30°C (0.54°F), reflecting a warming trend that aligns with Mongolia's national focus on addressing climate change. However, the all-time high temperature trend is a more modest increase of 0.20°C (0.36°F), suggesting a gradual warming over the longer term. This warming is consistent with global patterns of rising temperatures, but the pronounced increase in low temperatures could have significant implications for local ecosystems and agriculture.

Precipitation Patterns and Implications

The Precipitation Concentration Index (PCI) for Uliastai has decreased from a baseline of 18.1 to 14.0, indicating a shift towards more evenly distributed rainfall throughout the year. This change can mitigate the risk of droughts and floods, which are often exacerbated by concentrated precipitation events. The PCI's decline suggests a significant adjustment in precipitation patterns, which could benefit local agriculture by providing more reliable water availability. This trend is crucial for Mongolia's climate adaptation strategies, as it may enhance resilience against extreme weather events.

Regional Climate Goals and Adaptation

Mongolia has been proactive in setting regional climate goals, focusing on both mitigation and adaptation strategies. Uliastai's warming trends, particularly the rise in low temperatures, underscore the urgency of these efforts. The country's commitment to reducing greenhouse gas emissions and enhancing climate resilience is crucial in the face of these climatic shifts. Recent weather events, such as unseasonal warm spells, highlight the need for adaptive measures to protect vulnerable communities and ecosystems. As Uliastai continues to experience these changes, understanding and integrating climate data will be vital for sustainable development and environmental stewardship in the region.

Station Statistics

10-Year Trend

High: +0.68 °C/decade

Low: +1.13 °C/decade

Rain: -0.14 mm/decade

25-Year Trend

High: +0.39 °C/decade

Low: +0.45 °C/decade

Rain: +0.10 mm/decade

50-Year Trend

High: +0.22 °C/decade

Low: +0.02 °C/decade

Rain: +0.07 mm/decade

All-Time Trend

High: +0.21 °C/decade

Low: +0.07 °C/decade

Rain: +0.05 mm/decade

Percentage Above-Average Days

Last 12 Months: 50.7%

This Year: 26.3%

Precipitation Concentration Index (PCI) ℹ️

Last 12 Months: 13.6

Historical Average: 21.1

Percentile Rank of Last 12 Months ℹ️

High: 83^rd percentile

Low: 92^nd percentile

Rain: 86^th percentile

Change in Variance ℹ️

High: +4.3%

Low: -5.8%

Intraday: -3.8%

Data Coverage

92.3%

First Year of Data

1961

Station Location

Historical Weather Records

	Max High	Avg High	Min High	Max Avg	Avg Avg	Min Avg	Max Low	Avg Low	Min Low	Max Precipitation	Avg Precipitation	Max Snow	Avg Snow
Record	35.8 °C	—	-31.3 °C	28.4 °C	—	-38.3 °C	19.2 °C	—	-43.9 °C	46.0 mm	—	—	—
January	1.1 °C	-15.3 °C	-31.3 °C	-6.7 °C	-22.6 °C	-38.3 °C	-13.1 °C	-28.3 °C	-43.9 °C	3.1 mm	0.1 mm	—	—
February	10.2 °C	-10.8 °C	-29.6 °C	-0.9 °C	-18.8 °C	-36.4 °C	-4.9 °C	-26.2 °C	-42.3 °C	4.4 mm	0.1 mm	—	—
March	15.5 °C	-1.5 °C	-20.9 °C	9.3 °C	-9.4 °C	-29.3 °C	0.1 °C	-17.4 °C	-37.1 °C	12.0 mm	0.2 mm	—	—
April	24.9 °C	8.5 °C	-12.0 °C	16.1 °C	1.7 °C	-16.1 °C	7.8 °C	-6.1 °C	-25.2 °C	18.0 mm	0.3 mm	—	—
May	29.6 °C	16.1 °C	-2.1 °C	22.4 °C	8.9 °C	-6.2 °C	14.1 °C	0.2 °C	-13.0 °C	18.0 mm	0.5 mm	—	—
June	32.7 °C	21.8 °C	5.5 °C	25.5 °C	14.7 °C	2.2 °C	18.0 °C	6.3 °C	-4.8 °C	40.0 mm	1.2 mm	—	—
July	35.8 °C	23.1 °C	10.3 °C	28.4 °C	16.5 °C	7.0 °C	19.2 °C	8.9 °C	-1.9 °C	37.0 mm	1.9 mm	—	—
August	34.2 °C	21.1 °C	6.7 °C	24.8 °C	14.2 °C	2.9 °C	16.9 °C	6.5 °C	-4.8 °C	46.0 mm	1.5 mm	—	—
September	27.8 °C	15.3 °C	-4.8 °C	20.0 °C	7.7 °C	-8.5 °C	13.1 °C	-0.1 °C	-14.3 °C	30.0 mm	0.8 mm	—	—
October	21.1 °C	6.7 °C	-15.2 °C	12.6 °C	-0.8 °C	-22.6 °C	4.3 °C	-8.0 °C	-29.5 °C	11.0 mm	0.3 mm	—	—
November	13.2 °C	-5.2 °C	-25.8 °C	4.7 °C	-12.4 °C	-31.9 °C	-0.6 °C	-18.5 °C	-36.7 °C	9.0 mm	0.2 mm	—	—
December	4.0 °C	-13.4 °C	-30.4 °C	-1.9 °C	-19.9 °C	-35.7 °C	-6.0 °C	-25.5 °C	-40.6 °C	4.1 mm	0.1 mm	—	—