How Did They Stay Dry?

Riddle: Four friends went out one night. During the trip back, they tried to squeeze under an umbrella, but it was too small for them to fit through. Still, everyone managed to stay dry by the time they arrived home. How can this be?

Answer: It wasn't raining. I didn't say that it was raining after all!

Source: https://www.riddles.com/index.php/11408

Four friends went out one night. During the trip back, they tried to squeeze under an umbrella, but it was too small for them to fit through. Still, everyone managed to stay dry by the time they arrived home. How can this be? — How Did They Stay Dry? by Gabriella Simonetti Riddle