Convert Japan Standard Time (JST, UTC+9) to Mountain Standard Time (MST, UTC-7).JST is used in the Asia region and MST is used in the North America region.
| JST | MST |
|---|---|
| 12:00 AM | 9:00 AM (-1 day) |
| 3:00 AM | 12:00 PM (-1 day) |
| 6:00 AM | 3:00 PM (-1 day) |
| 9:00 AM | 6:00 PM (-1 day) |
| 12:00 PM | 9:00 PM (-1 day) |
| 3:00 PM | 12:00 AM |
| 6:00 PM | 3:00 AM |
| 9:00 PM | 6:00 AM |
Japan Standard Time (JST) is UTC+9 and Mountain Standard Time (MST) is UTC-7. The exact difference can vary due to Daylight Saving Time changes. Our converter automatically accounts for current DST rules to give you accurate conversions.
Use the conversion table above to find common time mappings between JST and MST. For precise conversions including DST adjustments, use the interactive converter.
Japan Standard Time (JST) is based on the Asia/Tokyo timezone. DST observance depends on local regulations. Our converter automatically accounts for current DST rules.
Convert Japan Standard Time to Mountain Standard Time
| JST | MST |
|---|---|
| 12:00 AM | 9:00 AM |
| 3:00 AM | 12:00 PM |
| 6:00 AM | 3:00 PM (-1) |
| 9:00 AM | 6:00 PM (-1) |
| 12:00 PM | 9:00 PM (-1) |
| 3:00 PM | 12:00 AM (+1) |
| 6:00 PM | 3:00 AM (+1) |
| 9:00 PM | 6:00 AM (+1) |
Japan Standard Time (JST) is UTC+9 and Mountain Standard Time (MST) is UTC-7. The exact difference can vary due to Daylight Saving Time changes.
Use our converter above to find the exact time. Enter 9:00 in the JST field to see the corresponding MST time, accounting for current DST rules.
Japan Standard Time (JST) is based on the Asia/Tokyo timezone. DST observance depends on local regulations. Our converter automatically accounts for current DST rules.