Timezone details
- Identifier
- Abbreviation
- —
- Transitioned
- March 8, 2026 at 03:00 AM
America • St_Johns
CanadaCurrent local time
01:44:30
Sunday, May 31, 2026
UTC offset
UTC-02:30
Status
Daylight saving
Next transition
November 1, 2026 at 01:00 AM
St_Johns toggles between daylight and standard time annually. Clocks fall back by one hour in 5 months (November 1, 2026 at 01:00 AM).
Daylight saving since
March 8, 2026 at 03:00 AM
3 months ago
Standard time resumes on
November 1, 2026 at 01:00 AM
in 5 months
35% through the current daylight saving season.
Newfoundland Standard Time (NST)
St. John's on the Atlantic coast of Canada ticks at a half‑hour behind UTC in spring and autumn—and a full hour ahead during daylight saving. That quirk into Newfoundland Standard Time (NST) makes coordinating calls, deadlines, and live events with distant partners a small puzzle worth double‑checking.
The unique half‑hour offset of NST (UTC−03:30) is a historical compromise between Atlantic Standard Time and the natural solar time of St. John's and surrounding areas, which are geographically situated between one‑hour zones.
During daylight saving, clocks in Newfoundland move forward one hour to NDT (UTC−02:30), creating a distinctive 1.5‑hour offset from the nearest major time zone boundary—North America’s only active half‑hour time zone with DST.
Newfoundland was a separate dominion until 1949 and chose to keep offset that better matched sunrise/sunset cycles, preserving a unique identity even after joining Canada.
Clocks shift forward on the second Sunday of March and back on the first Sunday of November—one of the longest DST periods in North America, extending evening light into early November evenings.
The half‑hour offset was established in 1935 when Newfoundland was still a British colony, based on its solar noon relative to the Greenwich meridian, creating a tradition that persists today.
Suriname uses UTC−03:00 and Iran uses UTC+03:30—but only Newfoundland combines a negative half‑hour offset with daylight saving changes.
Newfoundland is the easternmost time zone in North America, allowing businesses to overlap with both European morning markets and North American afternoon hours, enhancing cross‑Atlantic collaboration.