It seems to be a sensible balance of nature, the way plants need both sun and rain to grow.

Then they were off, and the rain was certainly growing heavier.

The rain grew heavier as night began to fall and it was soon pitch black.

The rain had grown too loud for him to hear anything outside, anyway; he abandoned his listening post and went to look.

The rain grew heavier, and the game was delayed 1 hour 41 minutes in the middle of the seventh.

The rain was growing still lighter, but the grass was quite wet.

The sun died away, and the rain grew serious.

The rain grew steadily heavier, but he did not seem to notice.

He had to raise his voice even higher, as the rain was growing more intense by the minute.

The rain grew stronger and the sea rougher as the night progressed.