If it starts to rain a good crew will have tarps handy to protect your home just in case.
Rain after new roof.
It is more important on remodeling as the interior may get damaged but on new construction the whole home will be drying out.
A roof repair or even replacement can be done when it is raining.
It would have been great if they had the decking covered before it rained.
Should your roof installation have to be delayed due to poor weather be patient.
Safety is always a primary consideration for roofers and roofing in the rain requires caution.
One of the roofing pros we spoke with says mist won t affect osb any more than the humidity that osb absorbs on a hot day.
But rain on the decking then roofing done as long as the roof is leak free now you should be fine.
You might be surprised to find that the answer is yes.
That doesn t mean that an unexpected rain or drizzle as you indicated won t occur during the roof replacement.
If you hire a company that takes the right steps you will be able to enjoy your roof for years to come.
If it starts to rain or drizzle the roofers should act quickly to cover your osb most likely with a tarp.
It is not the fault of your contractor and while the delays can certainly be frustrating a contractor who attempts to install a new roof in the rain is going to be compromising the overall integrity of the installation.
The exception would be a flat roofed structure.
Nature has a mind of its own.
While the completed shingles may not be in place during an unpredicted rainstorm there should be a protective layer on your roof that keeps rain from getting in.