'gentle rain' is correct and usable in written English.
It can be used to describe a light rain that's falling, for example: "The soft patter of the gentle rain on the window woke me from my slumber."
A gentle rain fell, like perfume.
There's a gentle rain falling, but that doesn't seem to have dampened anyone's spirits.
But Damascus was relatively quiet on Friday, save for a gentle rain that washed its streets.
Malte Brenneisen and Urs Spindler are the editors of Gentle Rain magazine.
Later, around midnight, in gentle rain, they arrive at Fushimi Inari-taisha.
THE gentle rains still fall and the torrents of words still flow.
Soft rain, gentle sobs and the sound of an organ delicately punctuated the silence.
The forecast calls for gentler rain today, with skies staying mostly cloudy until Sunday.
The rains have changed from gentle "shivree" rains to very intense cold "adar" rains and "the water runs away," barely penetrating the soil, or on flatter grounds, the rainwater quickly evaporates.
I am a thousand winds that blow, I am the diamonds glint on snow, I am the sunlight on ripening grain, I am the gentle autumns rain.
