How many degrees high temperature shutdown is stipulated by the state?

Legal analysis: The daily maximum temperature reaches above 40℃, so outdoor work should be stopped on that day.

Legal basis: management measures for heatstroke prevention and cooling measures

Article 3 High-temperature operation refers to abnormal operation conditions with high temperature, strong thermal radiation or high air humidity (relative humidity ≥80%RH) and wet bulb temperature index (WBGT index) exceeding the specified limit. High temperature weather refers to the weather where the daily maximum temperature is above 35℃ released to the public by the meteorological offices and stations affiliated to the competent meteorological departments at or above the prefecture level. Hot weather operation refers to the operation that the employer arranges workers to carry out in a high-temperature natural meteorological environment in hot weather. The WBGT index of high-temperature work in the workplace shall be determined according to Measurement of Physical Factors in the Workplace Part 7: High Temperature (GBZ/T 189.7). Occupational exposure limits for high temperature operation shall be implemented according to occupational exposure limits of Hazardous Factors in Workplace Part 2: Physical Factors (GBZ2.2); The classification of high-temperature operations shall be carried out in accordance with the Classification of Occupational Hazards in Workplaces Part 3: High Temperature (GBZ/T229.3).

Article 8 During the hot weather, the employing unit shall, according to the following provisions and the production characteristics and specific conditions, take measures such as reasonably arranging working hours, rotating operations, appropriately increasing the rest time of workers in the hot working environment, reducing labor intensity and reducing outdoor operations during the hot weather:

(1) The employing unit shall adjust the operation time according to the forecast temperature of the day issued by the meteorological offices and stations affiliated to the competent meteorological departments at or above the municipal level, except that it needs urgent treatment due to personal and property safety and public interests:

1. When the daily maximum temperature reaches above 40℃, stop the outdoor operation on that day;

2. When the daily maximum temperature reaches above 37℃ and below 40℃, the employer shall not arrange outdoor outdoor operations for more than 6 hours, and the continuous operation time shall not exceed the national regulations, and outdoor outdoor operations shall not be arranged within 3 hours of the maximum temperature period;

3. When the daily maximum temperature reaches 35℃ or above and 37℃ or below, the employer shall rest in shifts to shorten the continuous working hours of workers, and shall not arrange outdoor workers to work overtime.

(2) Before the arrival of high-temperature weather, the employing unit shall carry out health examination for the workers who work in high-temperature weather, and adjust their posts for the workers who suffer from heart, lung, cerebrovascular diseases, tuberculosis, central nervous system diseases and other physical conditions that are not suitable for the high-temperature working environment. The expenses for occupational health examination shall be borne by the employer.

(3) The employing unit shall not arrange pregnant female workers and underage workers to engage in outdoor open-air operations in hot weather above 35℃ or work in workplaces above 33℃.

(4) Where the work is stopped or the working hours are shortened due to the hot weather, the employing unit shall not deduct or reduce the wages of the workers.

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The above answer is only for the current information combined with my understanding of the law, please refer carefully!

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