Chicago
Exact time synced with atomic clocks (IANA + NTP)
Sunday, April 5, 2026
United States · America/Chicago · CDT
Chicago and San José Time Difference
Chicago is 1h ahead of San José
11:22:11
San José
Exact time synced with atomic clocks (IANA + NTP)
Sunday, April 5, 2026
Costa Rica · America/Costa_Rica · CST
Best time for work calls
If you are scheduling a call between Chicago and San José, the overlap window is limited to typical business hours. When it is 10 am in Chicago it is 9 am in San José — a workable window for scheduling. The latest reasonable overlap is around 5 pm in Chicago (4 pm in San José). Outside this window there is effectively no good overlap for regular office hours.
Best time for family calls
Chicago and San José have a comfortable window for a family call — no awkward alarms required. Chicago is 1 hour ahead of San José, 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 5 pm to 9 pm in San José, 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
Temperature5°C
Feels like1°C
Humidity70%
Wind12 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 José
Juan Santamaría Day
Día de Juan Santamaría
Labour Day
Día Internacional del Trabajo
Annexation of the Party of Nicoya to Costa Rica
Anexión del Partido de Nicoya a Costa Rica
Via Nager.Date
🌅 Dawn5:06:32 AM
☀️ Sunrise5:27:40 AM
🌞 Solar Noon11:40:10 AM
🌇 Golden Hour5:24:46 PM
🌆 Sunset5:52:39 PM
🌃 Dusk6:13:48 PM
Day length12:24:59
Data via sunrisesunset.io
Condition🌤️ Mainly clear
Temperature27°C
Feels like31°C
Humidity55%
Wind7 mph E
Data via Open-Meteo · Updates every 30 min
Phase🌖 Waning Gibbous
Illumination87%
CycleWaning
Moon age18.2 days
Moonrise20:05
Moonset07:56
New87% illuminatedFull