Riyadh to Coos Bay time converter

Coos Bay is 10 hours behind Riyadh. When it is 9:00 AM in Riyadh, it is 11:00 PM (Sun, Oct 18) in Coos Bay.

Riyadh AST

Monday, October 19, 2026

Coos Bay PDT

Monday, October 19, 2026

Saudi Arabia
Mon, Oct 19
ASTUTC+3
Oregon, United States
Mon, Oct 19
PDTUTC-7-10h
Finding your time zone…

9:52 PM in Riyadh, Monday, October 19, 2026

Shared working hours (9:00–18:00)

Riyadh to Coos Bay conversion table

Every hour of today in Riyadh and the matching time in Coos Bay. Light rows are typical working hours (9:00–18:00).

RiyadhCoos Bay
12:00 AM2:00 PM−1 day
1:00 AM3:00 PM−1 day
2:00 AM4:00 PM−1 day
3:00 AM5:00 PM−1 day
4:00 AM6:00 PM−1 day
5:00 AM7:00 PM−1 day
6:00 AM8:00 PM−1 day
7:00 AM9:00 PM−1 day
8:00 AM10:00 PM−1 day
9:00 AM11:00 PM−1 day
10:00 AM12:00 AM
11:00 AM1:00 AM
12:00 PM2:00 AM
1:00 PM3:00 AM
2:00 PM4:00 AM
3:00 PM5:00 AM
4:00 PM6:00 AM
5:00 PM7:00 AM
6:00 PM8:00 AM
7:00 PM9:00 AM
8:00 PM10:00 AM
9:00 PM11:00 AM
10:00 PM12:00 PM
11:00 PM1:00 PM

Best time to call or meet

Working hours don't overlap fully. The closest fit is 5:00 PM – 6:00 PM in Riyadh (7:00 AM – 8:00 AM in Coos Bay): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Riyadh and Coos Bay switch clocks on different dates:

  • Oct 19, 2026 – Nov 1, 2026: -10h
  • Nov 1, 2026 – Mar 14, 2027: -11h
  • Mar 14, 2027 – Oct 19, 2027: -10h

Distance

Riyadh and Coos Bay are 12,391 km (7,699 miles) apart in a straight line.

More conversions

Questions and answers

What is the time difference between Riyadh and Coos Bay?

Coos Bay is 10 hours behind Riyadh.

What time is it in Coos Bay when it is 9 AM in Riyadh?

When it is 9:00 AM in Riyadh, it is 11:00 PM (Sun, Oct 18) in Coos Bay.

When is the best time to call Coos Bay from Riyadh?

Working hours don't overlap fully. The closest fit is 5:00 PM – 6:00 PM in Riyadh (7:00 AM – 8:00 AM in Coos Bay): working hours on one side, early or late on the other.

Does the time difference between Riyadh and Coos Bay change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.