Sao Paulo
Brazil
--:-- --
GMT-3 · UTC-3 12 hours 30 minutes difference
Adelaide
Australia
--:-- --
GMT+10:30 · UTC+9:30 Convert Sao Paulo (GMT-3) to Adelaide (GMT+10:30) Time — 12 hours 30 minutes apart
America/Sao_Paulo · GMT-3 · UTC-3 | Australia/Adelaide · GMT+10:30 · UTC+9:30 · 12 hours 30 minutes difference · 601 cities · DST applies
24-Hour Overlap Timeline
❌ No business-hours overlap between Sao Paulo and Adelaide (9–18 local)
⚠ Adelaide 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 → | ||||||||||||||||||||||||
| 🇧🇷 Sao Paulo UTC-3 | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p |
| 🇦🇺 Adelaide UTC+9:30 | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a |
Both working Working Off hours Sleeping Now
Key Facts: Sao Paulo (GMT-3) vs Adelaide (GMT+10:30)
Time Gap
12h 30m
Adelaide ahead
May vary ±1h (DST)
DST Status
✅ Sao Paulo
No DST
⏰ Adelaide: Observes DST
Cities in GMT-3
600
Largest: Sao Paulo
23,086,000 pop.
Overlap Window
None
No work-hour overlap
Consider early/late meetings
Find Cities in Sao Paulo & Adelaide Timezones
The GMT-3 and GMT+10:30 timezones are separated by 12 hours 30 minutes. Sao Paulo is the largest city in the America/Sao_Paulo zone and Adelaide is the largest in Australia/Adelaide. Adelaide observes daylight saving time — the difference may change by 1 hour seasonally. For scheduling between these regions, the key fact is: there is no comfortable overlap during standard business hours.
Best Times to Schedule Calls: Sao Paulo (GMT-3) ↔ Adelaide (GMT+10:30)
| Sao Paulo (GMT-3) | Adelaide (GMT+10:30) | Quality |
|---|---|---|
| 12:00 AM | 12:00 PM | ❌ |
| 1:00 AM | 1:00 PM | ❌ |
| 2:00 AM | 2:00 PM | ❌ |
| 3:00 AM | 3:00 PM | ❌ |
| 4:00 AM | 4:00 PM | ❌ |
| 5:00 AM | 5:00 PM | ❌ |
| 6:00 AM | 6:00 PM | ❌ |
| 7:00 AM | 7:00 PM | ⚠️ |
| 8:00 AM | 8:00 PM | ❌ |
| 9:00 AM | 9:00 PM | ❌ |
| 10:00 AM | 10:00 PM | ❌ |
| 11:00 AM | 11:00 PM | ❌ |
| 12:00 PM | 12:00 AM +1 day | ❌ |
| 1:00 PM | 1:00 AM +1 day | ❌ |
| 2:00 PM | 2:00 AM +1 day | ❌ |
| 3:00 PM | 3:00 AM +1 day | ❌ |
| 4:00 PM | 4:00 AM +1 day | ❌ |
| 5:00 PM | 5:00 AM +1 day | ❌ |
| 6:00 PM | 6:00 AM +1 day | ❌ |
| 7:00 PM | 7:00 AM +1 day | ⚠️ |
| 8:00 PM | 8:00 AM +1 day | ❌ |
| 9:00 PM | 9:00 AM +1 day | ❌ |
| 10:00 PM | 10:00 AM +1 day | ❌ |
| 11:00 PM | 11:00 AM +1 day | ❌ |
Work hours defined as 09:00–18:00 local time. ✅ Both in work hours ⚠️ Borderline ❌ Outside work hours.
GMT-3 to GMT+10:30: Complete 24-Hour Time Conversion Table
| Sao Paulo (GMT-3) | Adelaide (GMT+10:30) | IST (UTC+5:30) |
|---|---|---|
| 12:00 AM | 12:30 PM | 8:30 AM |
| 1:00 AM | 1:30 PM | 9:30 AM |
| 2:00 AM | 2:30 PM | 10:30 AM |
| 3:00 AM | 3:30 PM | 11:30 AM |
| 4:00 AM | 4:30 PM | 12:30 PM |
| 5:00 AM | 5:30 PM | 1:30 PM |
| 6:00 AM | 6:30 PM | 2:30 PM |
| 7:00 AM | 7:30 PM | 3:30 PM |
| 8:00 AM | 8:30 PM | 4:30 PM |
| 9:00 AM | 9:30 PM | 5:30 PM |
| 10:00 AM | 10:30 PM | 6:30 PM |
| 11:00 AM | 11:30 PM | 7:30 PM |
| ← Date changes in Adelaide → | ||
| 12:00 PM | 12:30 AM +1 | 8:30 PM |
| 1:00 PM | 1:30 AM +1 | 9:30 PM |
| 2:00 PM | 2:30 AM +1 | 10:30 PM |
| 3:00 PM | 3:30 AM +1 | 11:30 PM |
| 4:00 PM | 4:30 AM +1 | 12:30 AM |
| 5:00 PM | 5:30 AM +1 | 1:30 AM |
| 6:00 PM | 6:30 AM +1 | 2:30 AM |
| 7:00 PM | 7:30 AM +1 | 3:30 AM |
| 8:00 PM | 8:30 AM +1 | 4:30 AM |
| 9:00 PM | 9:30 AM +1 | 5:30 AM |
| 10:00 PM | 10:30 AM +1 | 6:30 AM |
| 11:00 PM | 11:30 AM +1 | 7:30 AM |
IST (India Standard Time, UTC+5:30) shown as reference for Indian users. +1/−1 indicates a different calendar day.
600 Cities in Sao Paulo (GMT-3) & 1 Cities in Adelaide (GMT+10:30) — Page 1 of 3
Sao Paulo & 599 more — Sao Paulo (GMT-3, UTC-3)
- Sao Paulo, BR 23.1M
- Buenos Aires, AR 16.7M
- Rio de Janeiro, BR 12.6M
- Belo Horizonte, BR 5.3M
- Fortaleza, BR 4.2M
- Salvador, BR 2.4M
- Cordoba, AR 2.1M
- Curitiba, BR 1.8M
- Montevideo, UY 1.7M
- Recife, BR 1.5M
- Porto Alegre, BR 1.3M
- Guarulhos, BR 1.3M
- Belem, BR 1.3M
- Rosario, AR 1.3M
- Campinas, BR 1.2M
Goiania, BRSao Luis, BRMaceio, BRSantiago del Estero, ARLa Plata, ARSao Goncalo, BRTeresina, BRJoao Pessoa, BRSao Bernardo do Campo, BRNatal, BRSanto Andre, BRSorocaba, BRMar del Plata, ARAracaju, BROsasco, BRSan Miguel de Tucuman, ARJaboatao dos Guararapes, BRJuiz de Fora, BRSao Jose dos Campos, BRContagem, BRSalta, ARMacapa, BRCampos, BRRibeirao Preto, BRUberlandia, BRNiteroi, BRFeira de Santana, BRAnanindeua, BRAsuncion, PYVila Velha, BRSan Juan, ARLanus, ARMogi das Cruzes, BRLondrina, BRJoinvile, BRPiracicaba, BRCampina Grande, BRSantos, BRMaua, BRMaringa, BRSanta Fe, ARJundiai, BRDiadema, BRItaquaquecetuba, BRBauru, BRBlumenau, BRCaxias do Sul, BRSao Jose do Rio Preto, BRCaucaia, BRCorrientes, AROlinda, BRPraia Grande, BRCascavel, BRCanoas, BRCarapicuiba, BRFlorianopolis, BRPaulista, BRVitoria da Conquista, BRSantarem, BRRibeirao das Neves, BRCariacica, BRPelotas, BRVitoria, BRSan Salvador de Jujuy, ARSerra, BRTaubate, BRBarueri, BRGuaruja, BRCiudad del Este, PYMontes Claros, BRBetim, BRSao Vicente, BRPalmas, BRBahia Blanca, ARResistencia, ARNeuquen, ARAnapolis, BRSan Lorenzo, PYFranca, BRJuazeiro do Norte, BRFoz do Iguacu, BRPetropolis, BRPosadas, ARPonta Grossa, BRTaboao da Serra, BRImperatriz, BRParana, ARSumare, BRMossoro, BRItajai, BRLuque, PYQuilmes, ARIndaiatuba, BRSao Carlos, BRCaruaru, BRParnamirim, BRUberaba, BRLimeira, BRGovernador Valadares, BRMacae, BRSao Jose de Ribamar, BRMerlo, ARSanta Maria, BRAraraquara, BRVolta Redonda, BRAmericana, BRSete Lagoas, BRParamaribo, SRMarilia, BRJacarei, BRGonzalez Catan, ARArapiraca, BRMaracanau, BRFormosa, ARGravatai, BRDivinopolis, BRSuzano, BRMage, BRIpatinga, BRRio Verde, BRPresidente Prudente, BRItaborai, BRCapiata, PYViamao, BRChapeco, BRBanfield, ARItapevi, BRSanta Luzia, BRPetrolina, BRJose C. Paz, ARHortolandia, BRSan Rafael, ARCriciuma, BRSobral, BRSanto Agostinho, BRSao Jose dos Pinhais, BRRio Claro, BRComodoro Rivadavia, ARAracatuba, BRRio Cuarto, ARConcordia, ARSan Lorenzo, ARSao Leopoldo, BRNossa Senhora do Socorro, BRRio Grande, BRGodoy Cruz, ARIsidro Casanova, ARLas Heras, ARItabuna, BRFerraz de Vasconcelos, BRFernando de la Mora, PYSanta Barbara d'Oeste, BRColombo, BRJaragua do Sul, BRGuarapuava, BRLa Rioja, ARBerazategui, ARHurlingham, ARCachoeiro de Itapemirim, BRJuazeiro, BRLuziania, BRTimon, BRSao Jose, BRNova Friburgo, BRAraguaina, BRSan Luis, ARBarra Mansa, BRPasso Fundo, BRFrancisco Morato, BRMaraba, BRItapecerica da Serra, BRItu, BRLinhares, BRSao Caetano do Sul, BRLajes, BRPocos de Caldas, BRSan Fernando, ARParnaiba, BRCamacari, BRBraganca Paulista, BRPindamonhangaba, BRJose Maria Ezeiza, ARSan Nicolas de los Arroyos, ARPatos de Minas, BRCatamarca, AR
Adelaide & cities — Adelaide (GMT+10:30, UTC+9:30)
- Adelaide, AU 1.4M
⚠️ Daylight Saving Time Affects This Pair
| Timezone | DST? | Standard | Daylight |
|---|---|---|---|
| America/Sao_Paulo | No | UTC-3 | — |
| Australia/Adelaide | Yes | UTC+9:30 | UTC+10.5 |
During DST periods the time difference between these zones may be 13 hours 30 minutes instead of 12 hours 30 minutes. Always verify the current offset if scheduling calls near clock-change dates.