Casablanca
Morocco
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GMT+1 · UTC+1 7 hours difference
Chicago
United States
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CST · UTC-6 Convert Casablanca (GMT+1) to Chicago (CST) Time — 7 hours apart
Africa/Casablanca · GMT+1 · UTC+1 | America/Chicago · CST · UTC-6 · 7 hours difference · 323 cities · DST applies
24-Hour Overlap Timeline
✅ Overlap: 4:00 PM–6:00 PM in Casablanca · 9:00 AM–11:00 AM in Chicago (2h window)
⚠ Chicago observes daylight saving time — offset may vary by up to 1 hour seasonally
| 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UTC → | ||||||||||||||||||||||||
| 🇲🇦 Casablanca UTC+1 | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a |
| 🇺🇸 Chicago UTC-6 | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p |
Both working Working Off hours Sleeping Now
Key Facts: Casablanca (GMT+1) vs Chicago (CST)
Time Gap
7h
Casablanca ahead
May vary ±1h (DST)
DST Status
✅ Casablanca
No DST
⏰ Chicago: Observes DST
Cities in GMT+1
73
Largest: Casablanca
3,215,935 pop.
Overlap Window
2h window
4:00 PM – 6:00 PM (GMT+1)
9:00 AM – 11:00 AM (CST)
Find Cities in Casablanca & Chicago Timezones
The GMT+1 and CST timezones are separated by 7 hours. Casablanca is the largest city in the Africa/Casablanca zone and Chicago is the largest in America/Chicago. Chicago observes daylight saving time — the difference may change by 1 hour seasonally. For scheduling between these regions, the key fact is: there are only 2 hours of mutual business-hours overlap.
Best Times to Schedule Calls: Casablanca (GMT+1) ↔ Chicago (CST)
| Casablanca (GMT+1) | Chicago (CST) | Quality |
|---|---|---|
| 12:00 AM | 5:00 PM prev day | ❌ |
| 1:00 AM | 6:00 PM prev day | ❌ |
| 2:00 AM | 7:00 PM prev day | ❌ |
| 3:00 AM | 8:00 PM prev day | ❌ |
| 4:00 AM | 9:00 PM prev day | ❌ |
| 6:00 AM | 11:00 PM prev day | ❌ |
| 7:00 AM | 12:00 AM | ❌ |
| 8:00 AM | 1:00 AM | ❌ |
| 9:00 AM | 2:00 AM | ❌ |
| 10:00 AM | 3:00 AM | ❌ |
| 11:00 AM | 4:00 AM | ❌ |
| 12:00 PM | 5:00 AM | ❌ |
| 1:00 PM | 6:00 AM | ❌ |
| 2:00 PM | 7:00 AM | ⚠️ |
| 3:00 PM | 8:00 AM | ⚠️ |
| 4:00 PM | 9:00 AM | ✅ |
| 5:00 PM | 10:00 AM | ✅ |
| 6:00 PM | 11:00 AM | ⚠️ |
| 7:00 PM | 12:00 PM | ⚠️ |
| 8:00 PM | 1:00 PM | ❌ |
| 9:00 PM | 2:00 PM | ❌ |
| 10:00 PM | 3:00 PM | ❌ |
| 11:00 PM | 4:00 PM | ❌ |
Work hours defined as 09:00–18:00 local time. ✅ Both in work hours ⚠️ Borderline ❌ Outside work hours.
GMT+1 to CST: Complete 24-Hour Time Conversion Table
| Casablanca (GMT+1) | Chicago (CST) | IST (UTC+5:30) |
|---|---|---|
| 12:00 AM | 5:00 PM −1 | 4:30 AM |
| 1:00 AM | 6:00 PM −1 | 5:30 AM |
| 2:00 AM | 7:00 PM −1 | 6:30 AM |
| 3:00 AM | 8:00 PM −1 | 7:30 AM |
| 4:00 AM | 9:00 PM −1 | 8:30 AM |
| 5:00 AM | 10:00 PM −1 | 9:30 AM |
| 6:00 AM | 11:00 PM −1 | 10:30 AM |
| ← Date changes in Chicago → | ||
| 7:00 AM | 12:00 AM | 11:30 AM |
| 8:00 AM | 1:00 AM | 12:30 PM |
| 9:00 AM | 2:00 AM | 1:30 PM |
| 10:00 AM | 3:00 AM | 2:30 PM |
| 11:00 AM | 4:00 AM | 3:30 PM |
| 12:00 PM | 5:00 AM | 4:30 PM |
| 1:00 PM | 6:00 AM | 5:30 PM |
| 2:00 PM | 7:00 AM | 6:30 PM |
| 3:00 PM | 8:00 AM | 7:30 PM |
| 4:00 PM | 9:00 AM | 8:30 PM |
| 5:00 PM | 10:00 AM | 9:30 PM |
| 6:00 PM | 11:00 AM | 10:30 PM |
| 7:00 PM | 12:00 PM | 11:30 PM |
| 8:00 PM | 1:00 PM | 12:30 AM |
| 9:00 PM | 2:00 PM | 1:30 AM |
| 10:00 PM | 3:00 PM | 2:30 AM |
| 11:00 PM | 4:00 PM | 3:30 AM |
IST (India Standard Time, UTC+5:30) shown as reference for Indian users. +1/−1 indicates a different calendar day.
73 Cities in Casablanca (GMT+1) & 250 Cities in Chicago (CST) — Page 1 of 2
Casablanca & 72 more — Casablanca (GMT+1, UTC+1)
- Casablanca, MA 3.2M
- Tangier, MA 1.3M
- Fes, MA 1.1M
- Marrakech, MA 967K
- Sale, MA 945K
- Oujda-Angad, MA 614K
- Rabat, MA 573K
- Agadir, MA 538K
- Meknes, MA 520K
- Kenitra, MA 508K
- Tetouan, MA 423K
- Safi, MA 324K
- Taourirt, MA 322K
- Temara, MA 297K
- Khenifra, MA 229K
El Jadid, MALaayoune, MAAit Melloul, MABeni Mellal, MABouskoura, MAKouribga, MAMohammedia, MASettat, MABarrechid, MATaza, MAInezgane, MALarache, MAGuelmim, MAMy Drarga, MAKsar El Kebir, MASkhirate, MABeni Yakhlef, MASidi Yahya Zaer, MAAit Ali, MANador, MAEl Kelaa des Srarhna, MAAd Dakhla, MAMoulay Abdallah, MAOulad Teima, MABerkane, MAAin El Aouda, MAErrachidia, MAAl Fqih Ben Calah, MAAd Darwa, MAMartil, MASidi Slimane, MAOued Zem, MASa'ada, MAAl Khmissat, MAGueznaia, MAWislane, MAGuercif, MAWarzat, MAFnidq, MASidi Qacem, MASidi Bibi, MAM'diq, MAYoussoufia, MAMidalt, MAAin Harrouda, MASouq Sebt Oulad Nemma, MAMehdya, MAOuezzane, MATaroudannt, MASemara, MAEssaouira, MATit Mellil, MASidi Bennour, MADouar Ain Chkef, MASidi Mohamed Lahmar, MATemsia, MABeni Enzar, MAAl Hoceima, MA
Chicago & 249 more — Chicago (CST, UTC-6)
- Chicago, US 8.5M
- Houston, US 6.0M
- Dallas, US 5.8M
- Minneapolis, US 2.9M
- St. Louis, US 2.1M
- San Antonio, US 2.1M
- Austin, US 1.9M
- Kansas City, US 1.7M
- Milwaukee, US 1.3M
- Nashville, US 1.2M
- Memphis, US 1.0M
- Oklahoma City, US 1.0M
- Fort Worth, US 941K
- New Orleans, US 919K
- Omaha, US 826K
McAllen, USBirmingham, USWinnipeg, CATulsa, USBaton Rouge, USReynosa, MXDes Moines, USHeroica Matamoros, MXWichita, USLittle Rock, USMadison, USDenton, USFayetteville, USPensacola, USArlington, USNuevo Laredo, MXHuntsville, USCorpus Christi, USJackson, USMobile, USSt. Paul, USLincoln, USSpringfield, USPlano, USLubbock, USDavenport, USShreveport, USRockford, USPeoria, USKilleen, USLaredo, USIrving, USRound Lake Beach, USMontgomery, USGarland, USAppleton, USGulfport, USLafayette, USGreen Bay, USFargo, USBrownsville, USClarksville, USCollege Station, USFrisco, USSioux Falls, USEvansville, USAmarillo, USGalveston, USMcKinney, USGrand Prairie, USWaco, USOverland Park, USCedar Rapids, USMurfreesboro, USAurora, USPanama City, USPiedras Negras, MXTuscaloosa, USOdessa, USCiudad Acuna, MXTopeka, USJoliet, USNaperville, USPasadena, USMesquite, USChampaign, USHouma, USBeaumont, USLake Charles, USOlathe, USMidland, USColumbia, USMetairie, USRacine, USBloomington, USCarrollton, USTyler, USIowa City, USNorman, USFort Smith, USLewisville, USAbilene, USPearland, USKenosha, USRound Rock, USTemple, USRochester, USIndependence, USDuluth, USRichardson, USMonroe, USThe Woodlands, USSt. Cloud, USBroken Arrow, USHarlingen, USMandeville, USLeague City, USPort Arthur, USElgin, USWaterloo, USSioux City, USLongview, USSugar Land, USEau Claire, USAuburn, USAllen, USLee's Summit, USEdinburg, USWichita Falls, USBowling Green, USCiudad Rio Bravo, MXSan Angelo, USBismarck, USNew Braunfels, USConroe, USLawrence, USEdmond, USSlidell, USAtascocita, USLa Crosse, USO'Fallon, USHoover, USLawton, USWaukegan, USJoplin, USSpringdale, USMission, USBryan, USFranklin, USDecatur, USBaytown, USBrooklyn Park, USCicero, USHattiesburg, USOwensboro, USFlorence, USPharr, USPlymouth, USJonesboro, USGeorgetown, USTexarkana, USFlower Mound, USAlton, USCedar Park, USHammond, USWoodbury, USSchaumburg, USEvanston, USSt. Joseph, USWausau, USAnniston, USArlington Heights, USOshkosh, USMansfield, USMissouri City, USJanesville, USSan Marcos, USDothan, USSherman, USBolingbrook, USAlexandria, USSheboygan, USLakeville, USRogers, USBlaine, USSt. Charles, USWaukesha, USAnkeny, USMaple Grove, USNorth Richland Hills, USConway, USWest Des Moines, USSpring Hill, USGrand Forks, USMichigan City, USGary, USValle Hermoso, MXDubuque, USShawnee, USEagan, USKankakee, USLeander, USSpring, USPalatine, USVictoria, US
⚠️ Daylight Saving Time Affects This Pair
| Timezone | DST? | Standard | Daylight |
|---|---|---|---|
| Africa/Casablanca | No | UTC+1 | — |
| America/Chicago | Yes | UTC-6 | UTC-5 |
During DST periods the time difference between these zones may be 6 hours instead of 7 hours. Always verify the current offset if scheduling calls near clock-change dates.