Current time in Naperville, Illinois, USA, time zones and time difference

Current time in Naperville

21:37:29
DST

Dienstag

21.07.2026

Time zones in Naperville

Standard time: Central Standard Time CST
Daylight saving time: Central Daylight Time CDT
Universal Time Code: UTC-06:00
Time zone in PHP (IANA time zone identifier / TZ ID): America/Chicago

Time difference between Naperville and Germany

-7 Stunden

The current time difference between Naperville and Germany is -7 Stunden.

Time difference between Naperville and other places worldwide:

Daylight Saving Time in Naperville

In Naperville, clocks are set to daylight saving time during the summer months. The time zone then in effect is Central Daylight Time CDT (UTC-05:00).

Standard time: Central Standard Time CST (UTC-06:00)
Daylight saving time: Central Daylight Time CDT (UTC-05:00)

Next change to standard time: Saturday, 31.10.2026
The clocks move back by 1 hour, from 02:00 to 01:00.
Next change to daylight saving time: Saturday, 13.03.2027
The clocks move forward by 1 hour, from 02:00 to 03:00.