If it gets colder than that the bats in the attic will migrate out allowing you to seal up cracks and other entry points once they leave for the season.
Leaving lights on in attic will deter bats.
So some of these remedies such as moth balls chemicals ultrasonic sound and rapidly blinking lights simply won t be enough to convince the bats to leave their safe and comfortable nesting space.
Bats will hibernate in the winter if the temperature stays at around 35 to 40 f.
They prefer to be away from light so shining a bright light into the night would keep them away as well.
To aid the survival and maintenance of bats the bat conservation trust has recommended that buildings used by bats as roost must have its light switched off during the perceived movement of the bats and at their peak activity time frame.
However the daylight is not the only light which affects bats.
You need to light the room at daytime when the bats are sleeping.
Try leaving a light on in the attic or another area you think bats might be inhabiting.
As mentioned earlier bats are not able to see clearly in light and they will be picked on easily.
If not run an extension cord upstairs to your attic and turn on floodlights or work lights in an area away from flammable material.
Bats are nocturnal animals therefore not liking the disruption of light or sound.
These all seem like perfectly viable options and to some degree they are.
Some of them do fly as much as a 50 kilometer distance in search of food.
Sealing off the attic.
They are also affected by any bright light including street lights.
When the lights do not deter them for about a week you could use some additional lights to face your.
If you were to go into a dark room where bats were roosting such as in the attic and then turn the lights on there s a good chance that all the bats in there would fly off into the sunset never to be seen again.
It s a really great idea in theory.
For a two pronged approach you might also invest in a white noise machine and leave it running overnight to double your chances of scaring them off.
If you live in an area with mild temperatures throughout the year the bats will stay year round.
If your attic has an electrical outlet all the better.
Use your porch lights to deter the bats.
The main reason why bats will avoid light is predator avoidance.
It would seem to make sense that if you were using this it would keep them away.
Bats favor dark quiet hideouts and have an aversion to lots of light and commotion.
Bats are also nocturnal because they are blind.
After this method you will see no more bats coming in your way.
Take the whole bright lights and loud noises theory as an example.
This can effectively repel all the residing bats at your place.
Bats tend to find a roosting spot and stick with it especially while raising their young.
