In Global or Alliance chat, type the phrase "A storm is brewing" and post it. Once it has been posted, exit the chat screen and it will be raining in your city. To stop the rain, simply type and post the phrase "No more rain". *Please note: This code is seasonal only. I.E. It will only work during Spring, Summer and Fall seasons (real-time).

Effect	Code
Raining in your city	A storm is brewing.
Stop the rain in your city	No more rain.