About Riyadh time
Riyadh is located in Saudi Arabia and keeps time on the Asia/Riyadh zone. Its clock is calculated live from the authoritative IANA time zone database.
Whenever a partner city changes its clocks for daylight saving, the effective time difference with Riyadh moves even though Riyadh's own clock may stay put. This page recalculates every difference live, so the figures below are always current for Saudi Arabia.