The weather in Hefei this winter

The main features of the winter climate in Hefei are: colder weather, less rain and snow, and more sunny days. The average temperature in winter is 4.0℃, the coldest is 65438+ 10, and the monthly average temperature is only 2.6℃. On average, every six days or so, there is a cold air going south and affecting the local area. If the lowest temperature is below 0℃ as the standard of cold weather, the city has an average of about 37.8 days per year; The average number of days when the extreme minimum temperature is below-10℃ is only 0.2 days. Extreme minimum temperature -20.6℃(65438+55 years1October 6); The extreme maximum temperature is only 25.2℃ (1Feb. 987 10). The winter precipitation is the least, only 1 10.4 mm, accounting for about 1 1% of the total annual precipitation, with February 65438+ being the least. After the "beginning of spring" in February, with the enhancement of warm and humid air flow, precipitation began to increase, and the historical maximum daily precipitation was 39.7mm (65,434 in 84). There is snowfall every year in this city, and the average first snowfall date is 65438+February11; Average snowfall days 12.6 days, with a maximum of 22 days (1984); The maximum snowstorm amount is 39.7mm (1984 65438+ 10/8); The maximum snow depth is 45cm (65438 in 54 years+3 February1day), and the snowstorm is severe. The north wind increases in winter; The average foggy day is 7.6 days, accounting for 42% of the whole year, the most.