Hong Kong Observatory Calendar 2026 on sale
20 November 2025
The Hong Kong Observatory Calendar 2026 is on sale today (November 20).The calendar displays beautiful photos of weather and optical phenomena mostly contributed by photography enthusiasts through the Community Weather Observing Scheme. Members of the public can appreciate the wonders of nature through these photos, which include scenes of fluctus, iridescent clouds and mamma clouds. The Hong Kong Observatory (HKO) hopes that the photos will encourage the general public to protect the environment, be aware of climate change and its impact, and embrace a greener lifestyle.
Each calendar photo has a QR code that allows readers to access information about the photo. The calendar also contains climate and astronomical information, including monthly climatological data and special climatological events, the times for the rising and setting of the sun and the moon, as well as tidal information.
At $28 a copy, the calendar is available for sale at the online Government Bookstore, the HKO Resource Centre, and the Publications Sales Unit of the Information Services Department.

The cover of the "Hong Kong Observatory Calendar 2026"
The 12 calendar images in the "Hong Kong Observatory Calendar 2026" at a glance