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Has the climate in Ölgii changed?

Ölgii has warmed about 2.8°F between 1991 and 2024.

About 0.8°F per decade, measured from Ölgii's official daily weather records, 1991–2024. Individual years still bounce around — some recent ones came in cool — but the long-term line has clearly risen.

Is that a lot? Ölgii's warming is broadly in line with other cities in Mongolia — neither unusually fast nor unusually slow.

What has actually changed

Each card compares the 1970s (the first ten years of the record) with recent years (the last ten) — the same span the headline and the chart use.

Average temperature
+1.8°F
1970s
33.9°F
Recent
35.7°F
A steady upward drift

Ölgii's temperature, year by year

Average temperature for each year from 1991 to 2024.

30°32°34°36°38°1991: 34.1°F1992: 31.3°F1993: 31.2°F1994: 34.2°F1995: 34.0°F1996: 31.5°F1997: 36.4°F1998: 36.1°F1999: 35.1°F2000: 33.9°F2001: 34.7°F2002: 35.6°F2003: 33.5°F2004: 35.1°F2005: 31.7°F2006: 36.0°F2007: 36.4°F2008: 35.8°F2009: 34.7°F2010: 34.1°F2011: 32.9°F2012: 32.5°F2013: 36.5°F2014: 34.3°F2015: 36.3°F2016: 35.0°F2017: 36.9°F2018: 34.2°F2019: 35.0°F2020: 35.7°F2021: 36.7°F2022: 34.8°F2023: 36.2°F2024: 37.2°Flong-term trend19912000201020202024
a warmer-than-average year a cooler-than-average year

Each bar is one year. Most recent years sit above the older ones. Some recent years still came in cool — warming is a slope, not a straight climb.

Methodology & sources

Temperature — 1991–2020 normals computed from 30 years of daily observations at Ulgi, a weather station, about 4 km from the city centre. The underlying daily records come from NOAA's global station network.

How we build these numbers →