This year's winter is destined to be extraordinary, as early as the summer, the climate is extremely hot, it indicates that the winter will also be very cold, the so-called "the hotter the summer, the colder the winter", which is also as expected, the solar term has not yet reached the winter solstice, the temperature outside has dropped to minus 8 degrees Celsius, and even more in the past few days, heavy snow has fallen in many places in our country, and the snow scene has been uploaded to the network in various places, highlighting the special nature of this winter
Because our country is in the northern hemisphere, winter is the coldest season of the year, the folk have "small snow to seal the land, heavy snow to seal the river", indicating that when entering the light snow season, the outside temperature begins to become lower, the earth becomes hard because of cooling, to the heavy snow season, the temperature further drops, resulting in a freezing situation, but for so many years, there are few characteristics like this year's cold wave, destined to be this year's cold wave is not ordinary.
First, the area is wide
This year's cold wave involves a wide range of positive, according to the information reported from all over the country, from the northernmost to the southernmost part of our country, almost all covered, and even Guangzhou has not seen the snow scene for many years, but also become a city to enjoy the snow, if the snowflakes in the southern city are like nothing, scattered, then the snowflakes in the northern region can be described as goose feather snow, and even snow disasters, this situation is rare in the eleventh lunar month, almost breaking the perception of snow for many years.
Second, the temperature is low
After the cold wave, the temperature in many places plummeted to more than ten degrees below zero, even in the middle and lower reaches of the Yangtze River, there was a low temperature of minus 10 degrees Celsius, this situation has not been encountered for many years, the extremely low temperature brings a lot of inconvenience to people's travel, the cold climate, resulting in the overcrowding of children with cold and fever in the hospital, which is also a phenomenon that has not been seen for many years.
Such a cold wave of sudden attack, this year's cold winter is a certainty, this situation has appeared as early as ancient times, there is a saying as evidence: "snow hit the beginning of November, every family fire is also worried", which means that the snowfall weather at the beginning of November of the lunar calendar, the omen of winter will be very cold, even if you hide at home, with firewood to keep warm, it is not impossible to keep out the cold, indicating that the cold is to the extreme, the ancients in order to keep warm, more firewood, charcoal fire heating, this is also the ancients winter cold heating measures, "charcoal seller" Youyun: Cutting down and burning charcoal in the southern mountains was the means of livelihood of the poor families in the society at that time, indicating that there may be colder weather this winter.
To sum up, this year's cold wave is not ordinary, it involves a wide area, low temperature, this situation has not been seen for many years, its two characteristics are destined to be a cold winter this year, we must do a good job of keeping warm and cold, but this weather is a good omen for overwintering crops, indicating a bumper crop harvest in the coming year, is a good harvest year.