Konstancin-Jeziorna, Poland to Boulder, CO, USA
Time Difference
CET (Central European Time) is 8 hours ahead of MST (Mountain Standard Time)
7:30 pm19:30 in Konstancin-Jeziorna, Poland is 11:30 am11:30 in Boulder, CO, USA
Konstancin-Jeziorna to Boulder call time
Best time for a conference call or a meeting is between 4pm-6pm in Konstancin-Jeziorna which corresponds to 8am-10am in Boulder
7:30 pm19:30 CET (Central European Time) (Konstancin-Jeziorna, Poland). Offset UTC +1:00 hour
11:30 am11:30 MST (Mountain Standard Time) (Boulder, CO, USA). Offset UTC -7:00 hours
7:30 pm19:30 Konstancin-Jeziorna, Poland / 11:30 am11:30 Boulder, CO, USA
| Konstancin-Jeziorna, Poland | Boulder, CO, USA |
|---|---|
| 12am (midnight) | 4pm |
| 1am | 5pm |
| 2am | 6pm |
| 3am | 7pm |
| 4am | 8pm |
| 5am | 9pm |
| 6am | 10pm |
| 7am | 11pm |
| 8am | 12am (midnight) |
| 9am | 1am |
| 10am | 2am |
| 11am | 3am |
| 12pm (noon) | 4am |
| 1pm | 5am |
| 2pm | 6am |
| 3pm | 7am |
| 4pm | 8am |
| 5pm | 9am |
| 6pm | 10am |
| 7pm | 11am |
| 8pm | 12pm (noon) |
| 9pm | 1pm |
| 10pm | 2pm |
| 11pm | 3pm |
| 0:00 | 16:00 |
| 1:00 | 17:00 |
| 2:00 | 18:00 |
| 3:00 | 19:00 |
| 4:00 | 20:00 |
| 5:00 | 21:00 |
| 6:00 | 22:00 |
| 7:00 | 23:00 |
| 8:00 | 0:00 |
| 9:00 | 1:00 |
| 10:00 | 2:00 |
| 11:00 | 3:00 |
| 12:00 | 4:00 |
| 13:00 | 5:00 |
| 14:00 | 6:00 |
| 15:00 | 7:00 |
| 16:00 | 8:00 |
| 17:00 | 9:00 |
| 18:00 | 10:00 |
| 19:00 | 11:00 |
| 20:00 | 12:00 |
| 21:00 | 13:00 |
| 22:00 | 14:00 |
| 23:00 | 15:00 |
Konstancin-Jeziorna Information
Time Zone
Abbreviation / Name
CET - Central European Time
CEST - Central European Summer Time
CEST - Central European Summer Time
UTC / GMT Offset
+1:00 hour during Central European Time, currently in use.
+2:00 hours during Central European Summer Time.
+2:00 hours during Central European Summer Time.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Sunday, March 31, 2024 at 2:00 am local time. DST starts annually the on last Sunday of March. Clocks are turned forward 1 hour to Sunday, March 31, 2024, 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Sunday, October 27, 2024 at 3:00 am local time. DST ends annually the on last Sunday of October. Clocks are turned backward 1 hour to Sunday, October 27, 2024, 2:00 am local standard time instead. Also called Fall Back or switch to Winter Time.
Konstancin-Jeziorna Facts
Country
Poland
Alternative Names
Konstanchin-Jezh'orna, Konstancin-Ez'orna, Konstancin-Ezerna, Konstancin-Ezjorna, Konstancin-Jeziorna, Konstancin-Jezjorna, Konstancina-Jezjorna, Kunstancin-Jezorno, Kůnstanćin-Jeźorno, Skolimow-Konstancin, Skolimów-Konstancin, kang si tan qin-ye jiao er na, Констанцин-Єзьорна, Констанцин-Езерна, Констанцин-Езёрна, Констанчин-Йежьорна, Констанћин-Језјорна, 康斯坦欽-耶焦爾納
Population
16,548
Currency
Zloty (PLN)
Geographic Coordinates
52° 05' N Latitude / 21° 07' E Longitude
International Dialing Code
+48
Boulder Information
Time Zone
Abbreviation / Name
MST - Mountain Standard Time
HAR - Heure Avancée des Rocheuses
HAR - Heure Avancée des Rocheuses
UTC / GMT Offset
-7:00 hours during Mountain Standard Time, currently in use.
-6:00 hours during Heure Avancée des Rocheuses.
-6:00 hours during Heure Avancée des Rocheuses.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Sunday, March 10, 2024 at 2:00 am local time. DST starts annually the on second Sunday of March. Clocks are turned forward 1 hour to Sunday, March 10, 2024, 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Sunday, November 3, 2024 at 2:00 am local time. DST ends annually the on first Sunday of November. Clocks are turned backward 1 hour to Sunday, November 3, 2024, 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.
Boulder Facts
Country
USA
State
Colorado
Alternative Names
Bolder, Boulder, Bouldur, WBU, ba'uldara, bo de, boldara, bolde xr, boldeo, boruda, bwldr, bwldr klradw, Болдер, Боулдер, Боулдър, בולדר, بولدر, بولدر، کلرادو, بولڈر، کولوراڈو, बाउल्डर, बोल्डर, โบลเดอร์, ボルダー, 波德, 볼더
Population
107,349
Currency
Dollar (USD)
Geographic Coordinates
40° 00' N Latitude / 105° 16' W Longitude
International Dialing Code
+1