Apple Watch Weather Complications Blank Due to watchOS 10 Bug, Temporary Fix Found

Apple Watch weather complications showing blank data due to watchOS 10 bug
Issue affects watch faces with Weather app complications
Toggling between 12-hour and 24-hour time formats seems to temporarily fix it
Need to change time format from iPhone's Watch app, not the watch itself
Apple has not released a watchOS update to permanently fix the issue yet

9to5mac.com

Relevant topic timeline:

9/27/2023

Apple Recommends Reset to Fix watchOS Weather Complication Bug

Apple has provided two potential solutions for the Apple Watch issue where weather complications fail to load data, including resetting iPhone settings and resetting location and privacy settings, while also releasing the watchOS 10.0.2 update, although some users have reported that these fixes did not permanently resolve the issue.

10/2/2023

Apple Watch Ultra Dimness Issues Reported After watchOS 10 Update

Some users of the Apple Watch Ultra report difficulty reading the display in low light conditions, likely due to an ambient light sensor issue linked to the watchOS 10 software update.