Atlantic Daylight Time (ADT)
Friday, October 16, 2026
Right now in Halifax: ADT (UTC-3)
Fixed ADT (UTC-3): 3:00 PM
ADT (UTC-3) is in effect now. During daylight saving time these places switch to a summer offset; conversions on this site always follow the current local time.
Convert ADT to your time
Finding your time zone…
3:00 PM in AST/ADT, Friday, October 16, 2026
Shared working hours (9:00–18:00)
Convert ADT to other time zones
ADT to UTCADT to GMTADT to ESTADT to CSTADT to MSTADT to PSTADT to CETADT to MSKADT to GSTADT to PKTADT to ISTADT to SGTADT to PHTADT to CST (China)ADT to JSTADT to KST
Convert other time zones to ADT
Places on UTC-3 right now
Cities whose local time currently equals UTC-3, including places on daylight saving time.
- São PauloBrazil
- SantiagoChile
- Buenos AiresArgentina
- AsunciónParaguay
- MontevideoUruguay
- HalifaxCanada
- SalvadorBrazil
- FortalezaBrazil
- CórdobaArgentina
- RecifeBrazil
- BelémBrazil
- MaceióBrazil
- San Miguel de TucumánArgentina
- SaltaArgentina
- ParamariboSuriname
- PalmasBrazil
- San Salvador de JujuyArgentina
- SantarémBrazil
- La RiojaArgentina
- San LuisArgentina
- CatamarcaArgentina
- CayenneFrench Guiana
- Punta ArenasChile
- MendozaArgentina
- San JuanArgentina
- Río GallegosArgentina
- SydneyCanada
- FrederictonCanada
- UshuaiaArgentina
- CoyhaiqueChile
- StanleyFalkland Islands
- HamiltonBermuda
Countries that use ADT
Related time zones
Questions and answers
What is ADT?
ADT stands for Atlantic Daylight Time, a time zone at UTC-3.
Is it ADT right now?
Yes, ADT is in effect now.
What is the difference between ADT and UTC?
ADT is 3 hours behind UTC.
Where is ADT used?
ADT is used in: Canada, Bermuda.