What Time Zone Is Sidi Slimane In?
Sidi Slimane operates on Africa/Casablanca, abbreviated as GMT, which is currently UTC+00:00 from Coordinated Universal Time. The IANA Time Zone Database (also known as the tz database or zoneinfo) records this under the identifier Africa/Casablanca. That identifier is what your phone, laptop, and every major web service uses when they display a localized time for Sidi Slimane.
The designation Africa/Casablanca 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: Sidi Slimane vs. The World
The current UTC offset in Sidi Slimane is UTC+00:00. This means Sidi Slimane time is equal to Coordinated Universal Time. To quickly convert: if it's 12:00 UTC right now, it's 12:47 local time in Sidi Slimane.
Relative to other major cities: Sidi Slimane is 5 hours ahead of New York, and 0 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 Sidi Slimane
Standard business hours in Sidi Slimane run from 09:00 to 18:00 local time (Africa/Casablanca). In UTC, that window is 09:47 to 18:47 UTC. If you're trying to schedule a call with someone in Sidi Slimane:
- From New York: the Sidi Slimane business day runs 04:47 to 13:47 New York time.
- From London: the Sidi Slimane business day runs 09:47 to 18:47 London time.
Use the hour-by-hour conversion table above for the full 24-hour breakdown.
Daylight Saving Time in Sidi Slimane
The DST indicator above shows whether Sidi Slimane 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 Africa/Casablanca 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 Sidi Slimane
Today in Sidi Slimane (34.3°N, 5.9°W), sunrise is approximately 06:52 and sunset is approximately 18:19 local time (Africa/Casablanca). 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 34.3° latitude, Sidi Slimane's day length varies by several hours between summer and winter solstice.
Best Time to Call Sidi Slimane from Abroad
Standard business hours in Sidi Slimane run 09:00 to 18:00 local time (Africa/Casablanca). For international callers, the ideal window is 10:00 to 16:00 Sidi Slimane time : after the morning rush and before the end-of-day slowdown. In UTC, this translates to 10:47 to 16:47 UTC. Avoid calling before 09:00 or after 20:00 Sidi Slimane time, these windows fall outside acceptable business etiquette in most professional settings. If you are calling from New York,Sidi Slimane business hours correspond to 04:47 to 13:47 Eastern time. From London, that same window is 09:47 to 18:47 GMT/BST.
Sidi Slimane Time vs Major World Cities
Right now, Sidi Slimane (UTC+00:00) is offset from major business hubs as follows:
- New York: Sidi Slimane is 5 hours ahead of New York right now (UTC-05:00).
- London: Sidi Slimane is the same time as London right now (UTC+00:00).
- Dubai: Sidi Slimane is 4 hours behind Dubai right now (UTC+04:00).
- Singapore: Sidi Slimane is 8 hours behind Singapore right now (UTC+08:00).
- Tokyo: Sidi Slimane is 9 hours behind Tokyo right now (UTC+09:00).
- Sydney: Sidi Slimane is 11 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 Sidi Slimane
Sidi Slimane sits at 34.2648°N, -5.9260°W. Solar noon, the moment the sun reaches its highest point, occurs at approximately 12:47 local time, when the sun crosses the meridian above Sidi Slimane. The IANA timezone Africa/Casablanca groups Sidi Slimane 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.
Sidi Slimane: Size, Population, and Location
Sidi Slimane has a population of approximately 101,541 people, placing it among significant regional cities. The city sits at 34°15'N, 5°55'W (decimal: 34.2648°, -5.9260°),34.3 degrees north of the equator.
At 34.3° latitude, Sidi Slimane experiences moderate seasonal variation in day length, expect roughly 9-10 hours of daylight in winter and 14-16 hours in summer. Today, Sidi Slimane sees sunrise at 06:52 and sunset at 18:19 local time. The IANA timezone Africa/Casablanca groups Sidi Slimane 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: Sidi Slimane and Key Partners
Sidi Slimane's standard working day (09:00–18:00 local, Africa/Casablanca) translates to different hours for common international partners:
- San Francisco (America/Los_Angeles): Sidi Slimane's workday runs 01:47 to 10:47 Pacific time.
- Berlin (Europe/Berlin): Sidi Slimane's workday runs 10:47 to 19:47 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.