At what temperature is suitable for wearing a down jacket?

How often is it appropriate to wear a down jacket? Popular topics and scientific guides across the Internet

As winter approaches, “timing to wear down jackets” has become one of the hot topics on the Internet in the past 10 days. There are over 500,000 related discussions on Weibo, Xiaohongshu and other platforms. Combining meteorological data and expert advice, this article provides you with a structured analysis.

1. Inventory of hotly discussed data on the entire network (last 10 days)

2. Scientific guide to dressing temperature

The China Meteorological Administration and the Clothing Research Institute jointly released the "White Paper on Winter Clothing Index", which recommends the following temperature range for wearing down jackets:

3. Suggestions on dressing according to regional differences

According to the national temperature monitoring data in the past 10 days:

4. Special reminder from experts

1.Humidity affects body temperature: When the humidity is 80% at 5°C in the Yangtze River Delta region, the perceived temperature is equivalent to -2°C in the north.

2.activity level regulation principles: When exercising outdoors, each increase in metabolic equivalent (MET) can reduce the need for warmth by 0.5°C.

3.Key points for keeping children warm: Head heat dissipation accounts for 30%, priority should be given to ensuring the warmth of the hat

5. Consumer purchasing trends

E-commerce platform data shows that the top three sales characteristics of down jackets in the past 10 days are:

Summary: The optimal temperature for wearing a down jacket needs to be combined with<气温+湿度+活动量>From three-dimensional considerations, it is recommended to check the body temperature through the weather forecast APP rather than the simple temperature indicator. Only by scientifically keeping warm can you take into account comfort and health.