Time in Mongolia is officially represented by the Mongolian Standard Time (UTC+08:00). However the far western provinces of Khovd, Uvs and Bayan-Ölgii use UTC+07:00. Mongolia does not use daylight saving time any more, daylight savings time was used during the days of the Mongolian People's Republic.
| coordinates* | TZ* | comments* | Standard time | Summer time | Notes |
|---|---|---|---|---|---|
| +4755+10653 | Asia/Ulaanbaatar | most locations | UTC+08:00 | - | Central, part of Kansu-Szechuan Time Zone of the Republic of China (UTC+07:00) |
| +4801+09139 | Asia/Hovd | Bayan-Olgiy, Govi-Altai, Hovd, Uvs, Zavkhan | UTC+07:00 | - | West, part of Sinkiang-Tibet Time Zone of the Republic of China (UTC+06:30) |
| +4804+11430 | Asia/Choibalsan | Dornod, Sukhbaatar | UTC+08:00 | - | East, part of Chungyuan Time Zone (Central Time Zone) of the Republic of China (UTC+08:00) |
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