Should I Wash My Car If It Is Going To Rain Soon?

Here at Infinity Detailing Studio, we always advocate for our customers to wash their cars every 1-2 weeks, even if it’s going to rain the next day. In this blog post, we will show you why. We are professional auto detailers & our studio is located in Prestons, 2170. While it may feel like a waste of time to wash your car if its just going to rain, it certainly isn’t!

Rain Doesn’t Clean Your Car

The old myth that rain will clean your car is false. Rainwater is not pure water, and it contains airborne contaminants, dirt and pollutants. Rain hitting your dirty car doesn’t clean it; it mixes and spreads around. Thus if your car is dirty, rain will make it look worse, not better.

Why Washing Your Car Before It Rains Is A Good Thing

  • Removes existing dirt and contaminants before rain mixes with them.

  • Prevents etching and water spots that form when dirty water dries on your paint.

  • Maintains the hydrophobic performance of your ceramic coating or wax.

  • Minimises long-term paint damage from acid rain and pollution.

If your car is ceramic coated, a clean surface means the coating can do a great job at repelling water, and self-cleaning is more effective. Rain will bead and roll off a clean, coated surface instead of clinging and leaving marks.

When It Might Not Be Worth It

  • You're planning a full detail in the next day or two.

  • You're parking outdoors during a storm with high winds or dust.

  • You’re not worried about water spots and just want a quick tidy later.

How To Protect Your Car From The Rain

So, Should You Wash Your Car Before It Rains?

Yes — in most cases, washing your car before it rains is a smart move. A clean, protected ceramic coated car does a great job at handling the elements then a dirty one. Don’t let rain stop you from caring for your car — let us help you keep it shining.

Book A Wash Or Detail With Infinity Detailing Studio

We offer high-quality car detailing in Sydney, specialising in ceramic coatings, paint correction, and maintenance washes to help you get the most out of your vehicle.

📍 Based in Prestons, we proudly service Liverpool, Western Sydney, and surrounding suburbs.

👉 View our services and book online today.

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3 Ways You Are Damaging Your Paint Without Knowing It