Add weather icons for nighttime

[DewSeek]

Problem or Motivation

It looks weird when the sun is displayed at night. It would be great if this depended on the length of the day (for example. in summer, the icon turns night-time after 9 PM, and in winter, after 4 PM)

Proposed Solution

Add weather icons for nighttime

Alternatives Considered

No response

Additional Context

No response

[michaeljolley]

That's a really cool idea! Thanks @DewSeek.

@all-contributors add @DewSeek for ideas.

[allcontributors]

@michaeljolley

I've put up a pull request to add @DewSeek! 🎉