- Who
- Yuma, Arizona
- What
- 91 percentage
- Where
- ()
- When
The annual average at Yuma, Arizona, USA is 91 per cent of the possible hours of sunshine (a mean of 4,055 hours out of 4,456 possible hours in a year). St Petersburg, in Florida, USA recorded 768 consecutive sunny days from 9 February 1967 to 17 March 1969.
