Time difference between San Diego and Shanghai
Compare the current local time in San Diego and Shanghai, see when your working hours overlap, and convert any specific hour between the two timezones.
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Convert a specific time
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Working-hours overlap
When San Diego's 9:00–17:00 business hours overlap with Shanghai's.
San Diego working hours
Shanghai working hours
Overlap (both working)
🇺🇸 San Diego
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08
09
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🇨🇳 Shanghai
Scheduling across San Diego and Shanghai
Scheduling between San Diego and Shanghai is hard. Their standard business hours do not overlap on the same day, with the smallest gap running 1 hour between San Diego closing at 17:00 local and Shanghai opening at 09:00 local. Practical bridging slots: an early Shanghai start at 08:00 (catching San Diego just at close, 17:00), or a late San Diego call at 18:00 (catching Shanghai at opening, 09:00).
Quick reference
| 🇺🇸 San Diego | 🇨🇳 Shanghai | In Shanghai it's… |
|---|---|---|
| 06:00 — Early morning | — | — |
| 09:00 — Start of work | — | — |
| 12:00 — Lunchtime | — | — |
| 15:00 — Mid-afternoon | — | — |
| 17:00 — End of work | — | — |
| 20:00 — Evening | — | — |
Daylight saving status
🇺🇸 San Diego
Currently in PDT (daylight saving)
Clocks go back to PST
on Sunday 1 November 2026
🇨🇳 Shanghai
Shanghai does not observe daylight saving time. The local offset is fixed year-round.