Chicago
Exact time synced with atomic clocks (IANA + NTP)
Sunday, April 5, 2026
United States · America/Chicago · CDT
Chicago and San Francisco Time Difference
Chicago is 2h ahead of San Francisco
10:50:03
San Francisco
Exact time synced with atomic clocks (IANA + NTP)
Sunday, April 5, 2026
United States · America/Los_Angeles · PDT
Best time for work calls
If you are scheduling a call between Chicago and San Francisco, the overlap window is limited to typical business hours. When it is 11 am in Chicago it is 9 am in San Francisco — a workable window for scheduling. The latest reasonable overlap is around 5 pm in Chicago (3 pm in San Francisco). Outside this window there is effectively no good overlap for regular office hours.
Best time for family calls
Chicago and San Francisco have a comfortable window for a family call — no awkward alarms required. Chicago is 2 hours ahead of San Francisco, which gives you 4 hours of genuine overlap when both sides are free. Aim for between 6 pm and 10 pm in Chicago — that lands at 4 pm to 8 pm in San Francisco, after the school run and before anyone's ready for bed. For a Sunday catch-up or a midweek check-in, this is the sweet spot.
Chicago
Truman Day
Memorial Day
Juneteenth National Independence Day
Via Nager.Date
🌅 Dawn5:56:53 AM
☀️ Sunrise6:25:15 AM
🌞 Solar Noon12:54:19 PM
🌇 Golden Hour6:46:26 PM
🌆 Sunset7:23:23 PM
🌃 Dusk7:51:45 PM
Day length12:58:08
Data via sunrisesunset.io
Condition🌤️ Mainly clear
Temperature4°C
Feels like0°C
Humidity70%
Wind11 mph NW
Data via Open-Meteo · Updates every 30 min
Phase🌖 Waning Gibbous
Illumination87%
CycleWaning
Moon age18.2 days
Moonrise22:34
Moonset07:53
New87% illuminatedFull
San Francisco
Truman Day
Memorial Day
Juneteenth National Independence Day
Via Nager.Date
🌅 Dawn6:22:48 AM
☀️ Sunrise6:49:25 AM
🌞 Solar Noon1:13:27 PM
🌇 Golden Hour7:02:43 PM
🌆 Sunset7:37:29 PM
🌃 Dusk8:04:06 PM
Day length12:48:04
Data via sunrisesunset.io
Condition☁️ Overcast
Temperature14°C
Feels like14°C
Humidity80%
Wind5 mph N
Data via Open-Meteo · Updates every 30 min
Phase🌖 Waning Gibbous
Illumination87%
CycleWaning
Moon age18.2 days
Moonrise22:46
Moonset08:28
New87% illuminatedFull