The law states “employers have a legal obligation to provide a workplace for all their staff with a ‘reasonable’ temperature in which to work”. There is no absolute legal requirement for a minimum workplace temperature. But, an employer does have a duty to determine what a ‘reasonable’ comfort is in any particular circumstance.
Is it too hot to work in the office?
Is it too hot to work? Temperatures in the indoor workplace are covered by the Workplace (Health, Safety and Welfare) Regulations 1992, which place a legal obligation on employers to provide a ‘reasonable’ temperature in the workplace. suggests the minimum temperature in a workplace should normally be at least 16 degrees Celsius.