Helpful info

Feeling the Heat? Why Your Vape Pod Might Be Leaking More in Warm Weather

May 30, 2025

Ah, summer in the UK! Longer days, (hopefully) more sunshine, and the chance to finally shed those extra layers. But as the temperature rises, you might be noticing something a bit unwelcome: your trusty vape pod seems to be springing more leaks than usual. You're not imagining it, and there's a perfectly scientific reason why this happens. Let's dive into the warmer weather woes of vaping.

The main culprit behind those sticky pockets and messy fingers is viscosity, or how thick a liquid is. Think of honey on a cold morning versus a warm afternoon – the warmer honey flows much more easily. The e-liquid in your vape pod behaves similarly.

As the ambient temperature increases, your e-liquid becomes less viscous, meaning it thins out. This thinner liquid can more easily find its way through the tiny seals and wicking channels within your pod that are designed to hold a thicker liquid. Imagine trying to contain water with a sieve – it's a similar principle!

Here's a breakdown of the key factors at play:

  • Reduced E-liquid Viscosity: As mentioned, the heat makes your e-liquid less thick and more prone to escaping.

  • Expansion of Air Inside the Pod: When temperatures rise, the air trapped inside your vape pod expands. This increased pressure can force the thinner e-liquid out through any weak points or seals. Think of leaving a sealed bottle of water in the sun – the pressure can build up inside.

  • Wicking Material Saturation: In warmer conditions, the thinner e-liquid can saturate the wicking material more quickly and excessively. If the coil isn't vaporising it fast enough, the excess liquid can seep out.

So, what can you do to minimise these pesky warm-weather leaks? Here are a few tips to keep your vaping experience smooth:

  • Store Your Vape Properly: Avoid leaving your vape in direct sunlight or hot environments like your car dashboard. Find a cool, shaded spot to keep it.

  • Upright Storage is Key: When you're not using your vape, try to store it upright. This helps gravity to keep the e-liquid at the bottom of the pod and reduces the chance of it leaking through the top.

  • Don't Overfill Your Pod: Leave a small air gap at the top when refilling to allow for potential air expansion.

  • Check Your Pod Seals: Regularly inspect your pod for any signs of damage or wear and tear. A cracked or worn seal is more likely to leak, especially with thinner e-liquid.

  • Take Shorter Draws: Prolonged, hard draws can create more vacuum and potentially pull more of the thinner liquid into the coil chamber than can be vaporised, leading to leaks.

While a bit of extra care might be needed during the warmer months, don't let it dampen your vaping enjoyment. By understanding why these leaks occur and taking a few preventative measures, you can keep your vaping experience smooth and mess-free all summer long.