Simone Visciano

Add elegant snow effects to your WordPress site with optimized, lightweight JavaScript. 
Designed for mobile and desktop, it self-manages animation performance to prevent lag, keeping your site fast and smooth.
Many aspects of the snowfall behavior are fully customizable, including falling speed, wind, depth effect, rotation, random gusts, density, turbulence, scroll with page, z-index, and more. 
To make customization quick and easy, you can also choose from ready-made presets, either using them as-is or starting your personalized snowfall from these.

SVisciano – Snowfall Effect

Add a festive winter touch to your WordPress site with realistic, lightweight falling snow animation.

veradeveloper

Animated snow plugin for your website.
Documentation 
To change global settings, go to “Settings” -> “Snow Time”.

Snow Time

Very simple in use and nicely for christmas time.

SVisciano – Snowfall Effect vs Snow Time