Question 1

How many days does January 2023 have?

Accepted Answer

January 2023 has 31 days. It starts on Sunday and ends on Tuesday.

Question 2

What ISO week does January 2023 start in?

Accepted Answer

1 January 2023 falls in ISO week 52. Weeks run Monday–Sunday per ISO 8601.

Question 3

Where can I see the public holidays of Hong Kong in January 2023?

Accepted Answer

The calendar on this page marks every national public holiday of Hong Kong in January 2023 in red, with joint/regional days in amber.

1月 2023