It is easy. You can use the effect of particles, or create decorative items falling every few seconds.
@Mr.B https://www.buildbox.com/forum/index.php?threads/how-to-add-a-rainy-mood.6909/#post-35955 2:05 seconds into the video at your original thread has the exact settings for rain/snow and exactly what the particle needs to look like.. you can even download the exact particle from the video... here is the original post.. https://www.buildbox.com/forum/index.php?threads/kick-ass-emitters-buildbox-2-particle-effects.1566/
It's cool. However, I noticed that particles in those examples are always flying from the center. How can I make particles appear / disappear like twinkle stars similar to how it was done in Stack?
