Cairo uses Africa/Cairo. Egypt’s daylight-saving rules have changed; the live offset is taken from IANA data.
Detecting your timezone for a personal comparison…
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Do not assume Cairo is always UTC+02:00. This page reports whatever offset the timezone database currently applies, including summer time when it is in force. Nearby Riyadh stays on UTC+03:00 without DST.
Cairo uses Africa/Cairo. The current offset is UTC+03:00. Clocks on this page update from that IANA zone rather than from the server’s local time.
Cairo, Egypt is in Eastern European Time (Africa/Cairo). Cairo uses Africa/Cairo. Egypt’s daylight-saving rules have changed; the live offset is taken from IANA data.
Daylight saving time is in effect Greece observes Eastern European Summer Time (EEST, UTC+03:00). Egypt’s DST rules have changed in recent years and are read from IANA data on the Cairo page.
At this moment the offset difference is +00:00 hours relative to UTC labels, meaning Cairo compared with Riyadh can be converted in the time zone converter using Africa/Cairo and Asia/Riyadh. Daylight saving on either side is applied automatically.