With the UK facing potentially record-breaking temperatures reaching 40C, the debate arises on whether workers should be required to work in extreme heat conditions. High temperatures can lead to exhaustion, dehydration, and reduced productivity, yet there are currently no set limits on working in hot weather for employees.
The Met Office has highlighted the sharp increase in temperatures as a clear indication of climate change, emphasizing the need for protective measures. The Climate Change Committee is urging the government to establish regulations on maximum working temperatures to safeguard workers’ health and well-being.
Baroness Brown, chair of the CCC’s Adaptation Committee, emphasized the importance of adapting to climate change to maintain productivity and prevent accidents in hot weather conditions. The government has committed to reviewing the committee’s recommendations, although no specific maximum temperature limit has been proposed yet.
A recent report by the Autonomy Institute revealed that a significant portion of the UK workforce could be exposed to temperatures exceeding 35C by the end of the decade. It estimates that around six million workers, especially in industries like construction and agriculture, are already facing hazardous heat levels.
Recommendations include setting a maximum working temperature of 27C and granting workers the right to pause work during extreme heat. The TUC supports guidelines for indoor working temperatures and calls for employers to provide suitable cooling measures. The Health and Safety Executive notes the variability of workplace temperatures and the need for individual assessments.
Calls for protective measures continue to grow as extreme heat events become more frequent, emphasizing the importance of ensuring worker safety and comfort in challenging weather conditions.

