What Time Zone Is Beau Bassin-Rose Hill In?
Beau Bassin-Rose Hill operates on Indian/Mauritius, abbreviated as GMT+4, which is currently UTC+04:00 from Coordinated Universal Time. The IANA Time Zone Database (also known as the tz database or zoneinfo) records this under the identifier Indian/Mauritius. That identifier is what your phone, laptop, and every major web service uses when they display a localized time for Beau Bassin-Rose Hill.
The designation Indian/Mauritius follows the IANA convention of naming zones after the largest city in that timezone region. This naming is geographic, not political, it reflects where the zone is observed, not which government controls it. The full record for this zone, including historical UTC offsets and past DST rule changes, is publicly available in the Wikipedia list of tz database time zones.
UTC Offset: Beau Bassin-Rose Hill vs. The World
The current UTC offset in Beau Bassin-Rose Hill is UTC+04:00. This means Beau Bassin-Rose Hill time is 04:00 hours ahead of Coordinated Universal Time. To quickly convert: if it's 12:00 UTC right now, it's 08:46 local time in Beau Bassin-Rose Hill.
Relative to other major cities: Beau Bassin-Rose Hill is 9 hours ahead of New York, and 4 hours ahead of London (including any DST difference currently in effect). These differences can shift by one hour during DST transitions, which occur on different dates in different regions.
Business Hours in Beau Bassin-Rose Hill
Standard business hours in Beau Bassin-Rose Hill run from 09:00 to 18:00 local time (Indian/Mauritius). In UTC, that window is 05:46 to 14:46 UTC. If you're trying to schedule a call with someone in Beau Bassin-Rose Hill:
- From New York: the Beau Bassin-Rose Hill business day runs 00:46 to 09:46 New York time.
- From London: the Beau Bassin-Rose Hill business day runs 05:46 to 14:46 London time.
Use the hour-by-hour conversion table above for the full 24-hour breakdown.
Daylight Saving Time in Beau Bassin-Rose Hill
The DST indicator above shows whether Beau Bassin-Rose Hill currently observes Daylight Saving Time. When DST is active, clocks advance by one hour, shifting the UTC offset by +1 and changing the abbreviation (for example, from EST to EDT in New York). When DST ends, clocks fall back and the offset returns to its standard value.
Not all countries observe DST. Japan, China, India, most of Africa, and several other nations maintain a fixed offset year-round. Whether Indian/Mauritius observes DST, and the exact dates of transitions, is governed by the rules stored in the IANA Time Zone Database , the same source your phone uses. The Wikipedia article on Daylight Saving Time provides a global map and country-by-country breakdown of DST observance.
Sunrise and Sunset in Beau Bassin-Rose Hill
Today in Beau Bassin-Rose Hill (20.2°S, 57.5°E), sunrise is approximately 06:13 and sunset is approximately 18:31 local time (Indian/Mauritius). These times are calculated using the Spencer equation for solar declination and apply to today's date. Latitude significantly affects day length: cities near the equator see roughly 12 hours of daylight year-round, while high-latitude cities experience dramatic swings, midsummer days can exceed 20 hours near the Arctic Circle, while midwinter days shrink to under 4 hours. At -20.2° latitude, Beau Bassin-Rose Hill's day length varies modestly across the year, the tropics maintain relatively stable day lengths.
Best Time to Call Beau Bassin-Rose Hill from Abroad
Standard business hours in Beau Bassin-Rose Hill run 09:00 to 18:00 local time (Indian/Mauritius). For international callers, the ideal window is 10:00 to 16:00 Beau Bassin-Rose Hill time : after the morning rush and before the end-of-day slowdown. In UTC, this translates to 06:46 to 12:46 UTC. Avoid calling before 09:00 or after 20:00 Beau Bassin-Rose Hill time, these windows fall outside acceptable business etiquette in most professional settings. If you are calling from New York,Beau Bassin-Rose Hill business hours correspond to 00:46 to 09:46 Eastern time. From London, that same window is 05:46 to 14:46 GMT/BST.
Beau Bassin-Rose Hill Time vs Major World Cities
Right now, Beau Bassin-Rose Hill (UTC+04:00) is offset from major business hubs as follows:
- New York: Beau Bassin-Rose Hill is 9 hours ahead of New York right now (UTC-05:00).
- London: Beau Bassin-Rose Hill is 4 hours ahead of London right now (UTC+00:00).
- Dubai: Beau Bassin-Rose Hill is the same time as Dubai right now (UTC+04:00).
- Singapore: Beau Bassin-Rose Hill is 4 hours behind Singapore right now (UTC+08:00).
- Tokyo: Beau Bassin-Rose Hill is 5 hours behind Tokyo right now (UTC+09:00).
- Sydney: Beau Bassin-Rose Hill is 7 hours behind Sydney right now (UTC+11:00).
These differences shift by one hour during DST transitions, which occur on different dates in different regions. Always verify the current offset before scheduling.
Geographic Location of Beau Bassin-Rose Hill
Beau Bassin-Rose Hill sits at -20.2333°S, 57.4661°E. Solar noon, the moment the sun reaches its highest point, occurs at approximately 11:46 local time, when the sun crosses the meridian above Beau Bassin-Rose Hill. The IANA timezone Indian/Mauritius groups Beau Bassin-Rose Hill with nearby cities that share the same legal time, even if they sit at slightly different longitudes and therefore experience solar noon at slightly different moments. Zone boundaries are drawn along political borders and transportation corridors, not strict meridian lines.
Beau Bassin-Rose Hill: Size, Population, and Location
Beau Bassin-Rose Hill has a population of approximately 111,355 people, placing it among significant regional cities. The city sits at 20°13'S, 57°27'E (decimal: -20.2333°, 57.4661°),20.2 degrees south of the equator.
At 20.2° latitude, Beau Bassin-Rose Hill experiences relatively stable day lengths year-round, tropical latitudes see roughly 11-13 hours of daylight in all seasons, with minimal variation between the summer and winter solstice. Today, Beau Bassin-Rose Hill sees sunrise at 06:13 and sunset at 18:31 local time. The IANA timezone Indian/Mauritius groups Beau Bassin-Rose Hill with nearby cities that share the same legal clock, even if they sit at slightly different longitudes with marginally different solar noon times.
Working Hours Overlap: Beau Bassin-Rose Hill and Key Partners
Beau Bassin-Rose Hill's standard working day (09:00–18:00 local, Indian/Mauritius) translates to different hours for common international partners:
- San Francisco (America/Los_Angeles): Beau Bassin-Rose Hill's workday runs 21:46 to 06:46 Pacific time.
- Berlin (Europe/Berlin): Beau Bassin-Rose Hill's workday runs 06:46 to 15:46 Central European time.
Overlap windows, times when both cities are within 09:00–18:00, are the practical window for real-time collaboration. Use the time difference tool on this site to find the shared working window for any pair of cities.