The reasons why dogs don’t go into their dens when it rains:

1. When it rains, dogs may be worried that their dens will be flooded by rain or collapse, and they feel insecure. That's why it won't go into the nest.

2. The kennel will be very humid when it rains. Some dogs hate the humid environment in the kennel, so they don’t go in. Dogs prefer to smell the smell of rain and the outside air, which makes them feel More comfortable.

3. On rainy days, when it is humid and hot, the dog may feel bored and restless, so he does not want to stay in the kennel.

4. Some dogs living in rural areas like rainy days. Whenever it rains, they will run out to soak in the rain and play happily. Some dogs can take this opportunity to take a bath on a rainy day.