10 Best Snowfall Effects: jQuery, Vanilla JS, and Pure CSS (2026)

Falling snow has always been something we love seeing during the winter holiday season. If you need help adding a snowfall effect to your website this winter, then this article is just for you.

There are several ways you can add Christmas and winter festivities to your web page. One of the best ideas is to use a snowfall effect to create a wintery atmosphere on your page. 

To implement this idea, you will need to use HTML, CSS, and JavaScript to add snowflake elements to your web page and create the desired falling effects.

In this post, you will find the 10 best JavaScript and CSS libraries that enable you to easily add falling snow effects to your website and web apps. Feel free to download and use them to create visual animations that simulate snowflakes falling on your page.

Last Updated: Dec 19, 2025

Table of contents

• jQuery Snowfall Animation Plugins
• Vanilla JS Snowfall Animation Libraries
• Pure CSS Snowfall Animations

Best jQuery Snowfall Animation Plugins

Add Festive Snowfall To Webpage With The letItSnow jQuery Plugin

A tiny jQuery plugin that helps create a wintery atmosphere by adding a customizable, festive snowfall effect to web pages.

The number of falling snowflakes adapts based on the window width for an optimized effect. Resizing the window will recalculate the flakes to maintain the proper density. Users can tweak settings like flake color, size, shape, quantity, and falling speed to control the exact look and feel of the snowfall.

[Demo] [Download]

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Customizable Snow Falling Effect With jQuery And CSS3 - Flurry

Yet another jQuery plugin used for displaying a highly customizable, CSS3 animated snow falling effect with rotating snowflakes on the webpage.

Features:

• Fully configurable UTF-8 snowflakes.
• Smooth animations based on CSS transforms, transitions and requestAnimationFrame.
• Cross-browser.
• Wind simulation.
• Snowflake rotation options.
• Auto fades out when the snowflakes reach the bottom of the container.

[Demo] [Download]

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Simple Falling Snow Effect with jQuery and CSS3 - let-it-snow

let-it-snow is a simple to use jQuery script to add CSS3 powered snowflakes falling animations on your web page for upcoming holidays.

[Demo] [Download]

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Realistic Snow Falling Animation With jQuery And GSAP

A tutorial on how to create a realistic falling snow effect with the combination of jQuery and GSAP's TweenMax library.

[Demo] [Download]

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Fullscreen Snow Falling Effect With jQuery - Snowfall

Yet another jQuery snowfall plugin which makes custom snowflakes falling from the top and auto fades out when they're about to reach the bottom of the screen.

[Demo] [Download]

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Best Vanilla JS Snowfall Animation Libraries

3D Realistic Snow & Wind Effects with Three.js

Yet another realistic snowfall animation built entirely in HTML and plain JavaScript. No SVG and CSS3 animations required.

Features:

• Highly customizable particle generation with configurable parameters
• Realistic gravitational and wind simulation
• Responsive design that adapts to different screen sizes
• Performance-optimized rendering using WebGL
• Cross-browser compatibility through modern JavaScript techniques

[Demo] [Download]

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Responsive Snowfall Animation with JavaScript and CSS3

Create a beautiful, performant, and customizable snowfall animation using only CSS/CSS3 and a small amount of JavaScript—just over 30 lines. No SVG, Images, and Canvas elements required.

The snowfall effect generates snowflakes dynamically based on viewport dimensions. Each snowflake receives randomized properties that control its size, position, opacity, and animation timing. This creates an organic, natural-looking snow effect that works perfectly across devices.

[Demo] [Download]

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Festive Magic: Christmas Snowfall & New Year’s Fireworks Effects

The Holiday Overlay is a simple and lightweight JavaScript library that allows you to add a Christmas snowfall effect and/or a New Year’s fireworks effect to your website.

You can use it to add a touch of holiday spirit to personal blogs, e-commerce sites, or corporate websites. For example, an e-commerce site could activate the snowfall effect throughout December, and then switch to the fireworks effect for New Year’s Eve and New Year’s Day, increasing user engagement and potentially boosting sales.

[Demo] [Download]

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Add Snowfall to Your Website with Snow Theme

A lightweight (~2.5kb) JavaScript library that adds a performant, customizable, animated snowfall effect to your website.

Features:

• Performance is at the core of Snow Theme. The library creates snowflakes efficiently, automatically managing concurrent snowflake count to prevent visual clutter.
• Customization options allow developers to customize every aspect of the snowfall, including snowfall density, speed, size, wind effect, and more.

[Demo] [Download]

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Display Falling Snowflakes On Webpage

A JavaScript library that generates any number of CSS-based snowflakes and makes them slowly fall from the top of the screen. Feel free to download and use it to create a truly beautiful winter, Christmas, or holiday season website.

[Demo] [Download]

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Bonus: Best CSS Only Snowfall Animations

CSS Only Snow Falling Effect

A CSS only snow falling effect for the winter & holiday theme of your website.

[Demo] [Download]

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Snow Falling Animation Using Only CSS

Yet another snow falling animation written entirely in CSS/CSS3. No image, canvas, and 3rd-party libraries required.

[Demo] [Download]

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More Resources:

• 10 Best JavaScript Particle Effect Libraries
• More Vanilla JavaScript Snowfall Libraries