The temperature also needs to stay above 50 f during application and drying time up to three days.
How to seal siding to concrete.
Might be good but it s more designed for sealing air insects and separating wood from concrete.
It will eventually degrade if exposed to sunlight.
Since some of the siding looks like it will need re priming and painting make sure that you use a paintable type of caulk.
If your concrete is new you ll need to let it cure wait at least one month before applying sealer.
Buy yourself a caulking gun learn how to mount and open a tube of caulk and go to it.
Use a small.
Sealer needs to be applied in dry conditions because it won t adhere to damp concrete.
How to seal siding to keep out mice.
I believe you have tar paper under your siding based on your description.
Not a vapor barrier as you say but it prevents water that makes it past the siding from getting any further into the wall.
If you go inches which you should install aluminum flashing for example.
Crawl around the exterior of your home and use a flashlight to find cracks holes and gaps.
Look under the siding at the area meeting the foundation of your home for holes and gaps.
The best solution here may be to clean up that area of all debris let it be fully dry and then apply a bead of qood quality exterior grade caulking material.
Note that there are various types of caulk.
Find the entrances mice use to enter your home.
Before applying check the weather.
Theoretically you could seal the tar paper to the foundation with foam spray caulking something similar.