Serein
Fine rain or mist falling from an apparently cloudless sky, typically shortly after sunset.
Full definition of Serein →:: COMPARE ::
SereinvsSunshower
The short answer
A sunshower is rain falling while the sun is still visibly shining. Serein is rain with no visible source at all, and it is tied to the minutes after sundown.
Side by side
| Aspect | Serein | Sunshower |
|---|---|---|
| Cloudless sky | Required | Not required |
| Time of day | Just after sunset | Any |
| Sun visible | No, it has set | Yes |
| Common word | No | Yes |
What each one means
Sunshower
The contrast above sets out how Sunshower differs from Serein on the points that actually matter.