Porto to White Rock time converter
White Rock is 8 hours behind Porto. When it is 9:00 AM in Porto, it is 1:00 AM in White Rock.
Porto WEST
Wednesday, October 21, 2026
White Rock PDT
Tuesday, October 20, 2026
12:09 AM in Porto, Wednesday, October 21, 2026
Porto to White Rock conversion table
Every hour of today in Porto and the matching time in White Rock. Light rows are typical working hours (9:00–18:00).
| Porto | White Rock |
|---|---|
| 12:00 AM | 4:00 PM−1 day |
| 1:00 AM | 5:00 PM−1 day |
| 2:00 AM | 6:00 PM−1 day |
| 3:00 AM | 7:00 PM−1 day |
| 4:00 AM | 8:00 PM−1 day |
| 5:00 AM | 9:00 PM−1 day |
| 6:00 AM | 10:00 PM−1 day |
| 7:00 AM | 11:00 PM−1 day |
| 8:00 AM | 12:00 AM |
| 9:00 AM | 1:00 AM |
| 10:00 AM | 2:00 AM |
| 11:00 AM | 3:00 AM |
| 12:00 PM | 4:00 AM |
| 1:00 PM | 5:00 AM |
| 2:00 PM | 6:00 AM |
| 3:00 PM | 7:00 AM |
| 4:00 PM | 8:00 AM |
| 5:00 PM | 9:00 AM |
| 6:00 PM | 10:00 AM |
| 7:00 PM | 11:00 AM |
| 8:00 PM | 12:00 PM |
| 9:00 PM | 1:00 PM |
| 10:00 PM | 2:00 PM |
| 11:00 PM | 3:00 PM |
Best time to call or meet
Both sides are at work from 5:00 PM – 6:00 PM in Porto (9:00 AM – 10:00 AM in White Rock).
Daylight saving time and the difference
The difference changes during the year because Porto and White Rock switch clocks on different dates:
- Oct 21, 2026 – Oct 25, 2026: -8h
- Oct 25, 2026 – Mar 28, 2027: -7h
- Mar 28, 2027 – Oct 21, 2027: -8h
Distance
Porto and White Rock are 8,103 km (5,035 miles) apart in a straight line.
More conversions
Questions and answers
What is the time difference between Porto and White Rock?
White Rock is 8 hours behind Porto.
What time is it in White Rock when it is 9 AM in Porto?
When it is 9:00 AM in Porto, it is 1:00 AM in White Rock.
When is the best time to call White Rock from Porto?
Both sides are at work from 5:00 PM – 6:00 PM in Porto (9:00 AM – 10:00 AM in White Rock).
Does the time difference between Porto and White Rock change?
Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.