EasySkyV2 is a complete weather solution including a dynamic day/night cycle, aimed for realism and maximum performance. It's 100% multiplayer ready.
The project contains a blueprint that you can drag in your level, and it will work instantly.
It's made for easy use, but a lot of properties can, if wanted, be tweaked by the user.

Links:
Discord
Tutorial Videos

About the Author:

The Author of EasySky V2 has been working in the games industry for over 15 years as Technical Artist, working on several AAA titles for a wide range of hardware, including mobile, PC, Xbox 360/One, PS(3/4/5), and (mobile) VR.

Because of this experience, the project is focused on great performance. All the code has been double checked and profiled to max out the performance of the skybox.

Technical Details​

Features:

• Dynamic day/night cycle with speed up possibilities
• Multiplayer ready
• Dynamic weather changes
• Dynamic rain and thunder
• Dynamic rain occlusion
• Dynamic ground puddles
• Rain and Snow
• Dynamic moon with realistic new moon cycle. (Full moon, half moon, etc)
• Dynamic Volumetric Clouds System
• Northern latitude property to change the rotation of the sun
• Dynamic fog
• Weather Scenarios
• Audio support for different times of the day

Code Modules: (Please include a full list of each Plugin module and their module type (Runtime, Editor etc.))

• EasySkyV2 - Runtime

Number of Blueprints: 2 (BP_EasySkyV2 and BP_Audio)
Number of C++ Classes: 1
Network Replicated: Yes
Supported Development Platforms: PC
Supported Target Build Platforms: Win32 and Win64
Documentation: Link