Where are the snails when it doesn't rainfall ?

Answers: Hiding under the old flower pots within my garden - yes, ALL of them!

in places out of direct sunlight but moist and dark i ge the contained by the shady parts of my green house They tend to stay in dark showery places like under rocks or other jetsam, Check around, you might find some.

Anywhere where it is dark and moist. Look for where on earth the sun doesnt shine and you will find them