It's a slight cold today. What is 39 days?

A folk method for calculating the flowering date in cold weather and warm spring. From the solstice of winter, count to nine, "1929, walk on the ice in 3949, watch the willows along the river in 5969, open the river in 79, swallow it in 89, and add 19 in 99 to plow cattle everywhere." From this point of view, 3949 is the coldest, and it has gradually warmed up since May 9.

But nationwide, February 29th this year was colder than March 949. Monitoring data show that the national average temperature was -6.9℃ in February and September this year, but it was -5.4℃ in March, and it was warmer in April and September, with the average temperature reaching -2.7℃.

Today, the coldest "three or nine days" of slight cold came. ① Today is 1 1: 23. (2) Wait for Yanbei Township, the magpies to nest, and the pheasants to set out; ③ The slight cold is the coldest of the 24 solar terms, and the "Sanjiu" in the middle of winter is within the slight cold; (4) "Make up a winter in March and September, and the next year will be painless". You can eat more nourishing foods such as mutton to nourish your kidneys and prevent colds. ⑤ It's cold and cloudy, so you can exercise properly to enhance your resistance. Wear more clothes and keep warm in cold weather!

Today, the coldest "three or nine days" of slight cold came. ① Today is 1 1: 23. (2) Wait for Yanbei Township, the magpies to nest, and the pheasants to set out; ③ The slight cold is the coldest of the 24 solar terms, and the "Sanjiu" in the middle of winter is within the slight cold; (4) "Make up a winter in March and September, and the next year will be painless". You can eat more nourishing foods such as mutton to nourish your kidneys and prevent colds. ⑤ It's cold and cloudy, so you can exercise properly to enhance your resistance. Wear more clothes and keep warm in cold weather!

Today, the coldest "three or nine days" of slight cold came. ① Today is 1 1: 23. (2) Wait for Yanbei Township, the magpies to nest, and the pheasants to set out; ③ The slight cold is the coldest of the 24 solar terms, and the "Sanjiu" in the middle of winter is within the slight cold; (4) "Make up a winter in March and September, and the next year will be painless". You can eat more nourishing foods such as mutton to nourish your kidneys and prevent colds. ⑤ It's cold and cloudy, so you can exercise properly to enhance your resistance. Wear more clothes and keep warm in cold weather!