Independent & Expert Mattress Reviews — Affiliate Disclosure
Buying Guide

How to Stay Cool at Night: Mattress Guide

By Best Mattress UK Editorial Team · Last updated 31 March 2026

Overheating during sleep is often caused by mattress construction. Choosing the right materials and design can significantly improve temperature regulation.

Why Mattresses Retain Heat

Certain materials trap heat and reduce airflow.

Key Points:

  • Dense foam retains heat
  • Limited airflow increases warmth
  • Body heat builds during sleep
  • Material choice is critical

Best Mattress Types for Cooling

Construction affects airflow and heat dissipation.

Key Points:

  • Hybrid mattresses allow airflow
  • Spring systems improve ventilation
  • Latex is naturally breathable
  • Foam tends to trap heat

Cooling Materials

Some materials are designed to reduce heat retention.

Key Points:

  • Gel-infused foam helps cooling
  • Breathable covers improve airflow
  • Natural fibres regulate temperature
  • Moisture-wicking fabrics improve comfort

Bedroom Environment

External factors also affect temperature.

Key Points:

  • Room temperature matters
  • Bedding impacts heat retention
  • Ventilation improves airflow
  • Mattress is one part of the system

Choosing the Right Mattress for You

Choosing breathable materials and well-ventilated designs is key to staying cool during sleep.

Ready To Decide?

Ready to Find Your Perfect Mattress?

Compare our top-rated options to see which one is the best fit for your needs.

View Best Mattresses →