Ask:

Where are they coming from?

What attracts them to this particular area?

Is there standing water?

Are there many insects?

Is the soil unusually damp?

Is there a gap under the door?

Are outdoor lights attracting insects at night?

Once you identify the attraction, prevention becomes much easier.

A Toad May Actually Be Helping Your Garden

Before deciding that every toad is a nuisance, remember that these animals can be useful predators.

They consume various insects and other small invertebrates.

A healthy population of amphibians can therefore contribute to natural pest control.

Of course, toads aren't a substitute for professional pest management when a serious infestation exists.

But their presence is generally part of a functioning ecosystem.

What If You See a Toad After a Storm?

This is completely normal.

After rain, toads may become significantly more active.

You may see them:

If one ends up inside afterward, there's a good chance it simply followed a favorable route through the damp environment.