in wordpress have much plugin for snow effect let me show you which is best and free plugin for it that.
Snow Effect is free plugin for setup. there is much feature available for snow effect . let me explain that.
- Enable / Disable
- Flakes Number
- Flake Type available more
- Flakes min/max size
- Flakes min/max speed
- Icon customize
this kind of much plugin provide in snow effect wordpress . easy to using this plugin with good animation will display on all pages