Vinyl siding is a popular choice when weatherproofing houses. Since it is much cheaper than getting wood siding for your house, many homeowners choose vinyl siding as a protective material for their property. But the great advantage of having vinyl siding is when you are living in places that are known for having a hot climate. Since vinyl is an affordable material used for protecting houses from harsh weather, vinyl siding melting is one of the side-effects you may get if you are living in an area with warm weather.

It is a fact that vinyl siding is prone to breaking and cracking when too much force is applied. We cannot change the fact that living in a place with hot weather or even just reflected sunlight might lead to vinyl distortion.

Melting Vinyl

The frequently asked question by families who want to use vinyl as their house siding is โ€œhow long does vinyl siding last?โ€ The answer is not long, especially in places like Arizona.

Vinyl is prone to melting especially in a place with hot temperatures like Arizona. According to, the approximate melting point of vinyl is about 74 degrees Celsius. Vinyl siding can absorb heat from direct sunlight and reflected sunlight, which is a disaster for families who want to use vinyl siding.

We must be very cautious in picking the materials that we will use to build our house. If you are living in a hot place like Arizona, you must know that the place is prone to vinyl siding melting, which can be a huge waste of money and time. To avoid this kind of issue, it is still better to use wood rather than vinyl if you are living in a hot place.


Upon knowing the vinyl siding lifespan, you must have already thought of or researched about the solutions on how to fix the problem of using a vinyl siding in a hot place. One solution to prevent vinyl siding melting is to put screens on your neighborsโ€™ windows to avoid sunlight reflection. But as you can see, this is very expensive and a huge waste of your time. The best solution we can advise is to replace vinyl siding with a durable siding which is not prone to melting. Go for material that is close to fiber cement siding, which is quite expensive but durable.

We should think about the best choice of materials when building a house. Since vinyl siding melting is a real problem, we should put vinyl as our last choice of house siding. If you decide to use vinyl siding in the future, make sure that you read a lot of articles regarding useful vinyl siding tips to avoid wasting your energy, time, and money.