Time in Boulder, Colorado, United States now

Thursday, September 17, 2026, week 38, day 259

New York

04:04

London

09:04

Santiago

05:04

Los Angeles

01:04

Tokyo

17:04

Venezia

10:04

Iso2: US

Iso3: USA

Sun: Rise: 06:44 - Set: 19:06 - Upper transit: 12:55 - Total: 12:22

Moon: Waxing Crescent - Illumination: 40% - Rise: 22:32 - Set: 18:09 - Upper transit: 13:44 - Total: 19:37

Time Differences

from Boulder, United States to:

London

+7

Rome

+8

Cairo

+8

Los Angeles

-1

Tokyo

+15

New York

+2

Sydney

+16

Paris

+8

Venezia

+8

Information about Boulder, United States

  • state: Colorado
  • Country: United States
  • Latitude: +40.0248
  • Longitude: -105.252
  • UTC: -6
  • Density: 1594.5 people per km2
  • City population: 104.930 people
  • Urban area population: 120.818 people
  • Timezone IANA: America/Denver

Sunrise, sunset and daylength for Boulder

  • Rise: 06:44
  • Set: 19:06
  • Upper transit: 12:55
  • Total: 12:22

Moon Phases for Boulder

  • Curphase: Waxing Crescent
  • Illumination: 40%
  • Rise: 22:32
  • Set: 18:09
  • Upper transit: 13:44
  • Total: 19:37