Why should UK cyclists wear swim caps under helmets?

Wearing a swim cap under a cycling helmet helps retain body heat, as up to 45% of heat can be lost through the head during cold winter weather.

What is the Met Office forecasting for the UK this week?

The Met Office has warned of unsettled weather, including heavy rain, strong winds, and chilly conditions across the UK as winter sets in.

How can I protect myself from the cold while cycling in winter?

Cyclists can protect themselves by wearing a swimming cap under their helmet to conserve heat and dressing warmly for the cold, wet, and windy conditions.

Home / Weather / UK Cyclists: Beat the Cold with This Simple Trick!

UK Cyclists: Beat the Cold with This Simple Trick!

4 Dec, 2025

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Summary

Wear swimming caps under helmets for warmth.
Up to 45% of body heat is lost through the head.
Met Office warns of unsettled, chilly winter weather.

UK Cyclists: Beat the Cold with This Simple Trick!

With winter's arrival in the UK, bringing common cold conditions like frost, ice, and freezing rain, a unique piece of advice is emerging for cyclists. To combat the chill and protect against heat loss, individuals are being encouraged to wear swimming caps underneath their cycling helmets. This simple yet effective method aims to significantly improve warmth during winter rides.

The Met Office has issued a forecast highlighting unsettled weather for the upcoming week. Residents are urged to prepare for spells of heavy rain, strong winds, and noticeably chilly temperatures as winter fully sets in. These warnings emphasize the need for individuals to get "weather ready" and implement protective measures against the cold.

Understanding that a substantial amount of body heat, up to 45%, can be lost through the head and neck, this advisory is particularly relevant for those who commute by bicycle. Adopting this strategy can make a significant difference in comfort and safety during the coldest months.