Slight Heat, comes between July 6th and 8th annually, is one of the 24 solar terms in the Chinese lunar calendar.
"Shu" stands for hot, so "Xiao Shu" (Slight Heat) means hot, but not as hot as "Da Shu" (Great Heat).
Due to the high temperatures of summer, people's digestive functions are relatively weak. Therefore, bland diets are preferred.
In the north of China, dumplings and noodles are the traditional food in Slight Heat.
When the sun reaches the celestial longitude of 105 degrees, it’s the time for “Slight Heat”, usually happening on July 7 or July 8. Slight heat means it’s hot but not the hottest.
小暑发生在太阳到达天文经度105°，通常在7月7日或7月8日。小暑表示天气很热但并不是最热的时候。The continuous rainfall season for cities along “Yangtze River” will soon stop and enter summer days. On the other hand, the north and north-east of China will enter the rain season.Three periods of the hot season come one by one after “Summer Solstice”. In the Chinese, it’s call the three “Fu”, meaning that the weather is so hot and people better lie down than to move. Around the “Slight Heat” period, it’s the first “Fu” period.
Nowadays, people eat Jiao zi on the first “Fu”, noodles on the second and eggs with baked pancake on the third.In Xuzhou, the tradition of eating lamb can be traced back to thousands of years ago. At that time, there already had been the saying that “Having a bowl of lamp soup, no need to see the doctors.”