Time zone
Mountain Standard Time (MST), UTC−7. IANA zone America/Denver.
Tuesday, November 3, 2026
MST · UTC−7 Mountain Standard Time
Mountain Standard Time (MST), UTC−7. IANA zone America/Denver.
Sunday, March 14, 2027: clocks go forward 1 hour at 2:00 AM local time (UTC−7 → UTC−6).
Aurora, Colorado, United States. Coordinates 39.73° N, 104.83° W; population about 359,407.
Calculated for the city centre at sea level; accurate to about a minute. Golden hour is when the sun is between 4° below and 6° above the horizon; blue hour between 6° and 4° below. See the whole month or another date.
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| City | Local time | Difference from Aurora |
|---|---|---|
| New York City, New York | 7:00 AM | 2 hours ahead of Aurora |
| Los Angeles, California | 4:00 AM | 1 hour behind Aurora |
| Chicago, Illinois | 6:00 AM | 1 hour ahead of Aurora |
| Phoenix, Arizona | 5:00 AM | Same time as Aurora |
| Honolulu, Hawaii | 2:00 AM | 3 hours behind Aurora |
| Anchorage, Alaska | 3:00 AM | 2 hours behind Aurora |
| Toronto, Canada | 7:00 AM | 2 hours ahead of Aurora |
| Vancouver, Canada | 5:00 AM | Same time as Aurora |
| Mexico City, Mexico | 6:00 AM | 1 hour ahead of Aurora |
| São Paulo, Brazil | 9:00 AM | 4 hours ahead of Aurora |
| Buenos Aires, Argentina | 9:00 AM | 4 hours ahead of Aurora |
| London, United Kingdom | 12:00 PM | 7 hours ahead of Aurora |
| Dublin, Ireland | 12:00 PM | 7 hours ahead of Aurora |
| Paris, France | 1:00 PM | 8 hours ahead of Aurora |
Aurora uses Mountain Standard Time (MST, UTC−7) as standard time and Mountain Daylight Time (MDT, UTC−6) during daylight saving time. Its IANA time-zone identifier is America/Denver, which is what phones and computers use to set the local time.
Yes. Sunday, March 14, 2027: clocks go forward 1 hour at 2:00 AM local time (UTC−7 → UTC−6). The previous change was on Sunday, November 1, 2026.
Aurora is 7 hours behind UTC on standard time and 6 hours behind UTC during daylight saving time.
The table above shows today’s sunrise, sunset and day length for the city centre. As an example, on Tuesday, November 3, 2026 the sun rose at 6:30 AM and set at 4:55 PM, giving 10 h 26 min of daylight.