Time difference: San Francisco and Sao Paulo

Sao Paulo is 4 hours ahead of San Francisco.

Sao Paulo is 4 hours ahead of San Francisco. San Francisco is UTC-7. Sao Paulo is UTC-3.

San Francisco on 15 October 2026: sunrise 07:18, sunset 18:31, day length 11 h 14 min.

Sao Paulo on 15 October 2026: sunrise 05:33, sunset 18:11, day length 12 h 38 min.

For San Francisco and Sao Paulo: The next clock change in San Francisco is 1 hour back on 1 November 2026 at 02:00, from UTC-7 to UTC-8.

For Sao Paulo and San Francisco: Sao Paulo has no clock change scheduled in the next year. The last year with a seasonal offset change was 2019. The offset now is UTC-3.

When the difference changes
Change
The gap changes on 1 November 2026 at 02:00, when clocks in San Francisco move back 1 hour.
The gap changes on 14 March 2027 at 02:00, when clocks in San Francisco move forward 1 hour.
The gap changes on 7 November 2027 at 02:00, when clocks in San Francisco move back 1 hour.
Working hours from each side
View09:00 to 17:00
From San FranciscoSan Francisco 09:00 to 13:00; Sao Paulo 13:00 to 17:00
From Sao PauloSao Paulo 13:00 to 17:00; San Francisco 09:00 to 13:00
Hours in San Francisco and Sao Paulo. Shaded cells are 09:00 to 17:00. The stronger shade is when both are.
San FranciscoSao Paulo
00:0004:00
01:0005:00
02:0006:00
03:0007:00
04:0008:00
05:0009:00
06:0010:00
07:0011:00
08:0012:00
09:0013:00
10:0014:00
11:0015:00
12:0016:00
13:0017:00
14:0018:00
15:0019:00
16:0020:00
17:0021:00
18:0022:00
19:0023:00
20:0000:00 (next day)
21:0001:00 (next day)
22:0002:00 (next day)
23:0003:00 (next day)
Sun this year
CityLongest dayShortest day
San Francisco with Sao Paulo20 June 2026, 14 h 47 min21 December 2026, 9 h 33 min
Sao Paulo with San Francisco21 December 2026, 13 h 35 min21 June 2026, 10 h 41 min
Next public holidays
CityDateHoliday
San Francisco and Sao Paulo11 November 2026Veterans Day
San Francisco and Sao Paulo26 November 2026Thanksgiving Day
Sao Paulo and San Francisco25 October 2026Dia de Eleição
Sao Paulo and San Francisco2 November 2026Dia de Finados