If you’ve ever wondered how the weather affects the timing and length of the cherry blossom season, check out Live Science’s post on the science behind sakura.

Credit: Anthony S. Aiello/Morris Arboretum of the University of Pennsylvania
How long the cherry flowers bloom depends on how long they have been exposed to cold temperatures. A warm spell in the 60s or 70s (Fahrenheit) will produce blooms lasting four to five days, while colder temperatures could extend the blooming period so it lasts between seven and 10 days.
Please note that the weather patterns discussed in the piece are from 2013.
In Photos: Stages of Cherry Blossom Blooms
Why a Cold Spring Delays Cherry Blossom Blooming
via The Hoya (HT Phi Beta Kappa newsletter)