20 14 how many days is it foggy in Qian' an?
(1) At the beginning of the year, there was persistent fog and haze.
From 20 14 to 1-2 months, there were 8 foggy and hazy days in Hebei province, and the number of foggy and hazy days in the province was 56% more than normal. The affected area exceeded 120 station for four times, namely, 65438+1October 2-8 and 13-2 1, 65438+1October 28-February 4 and February/kloc. Especially, on February 27th, 18, a fog and haze process with the strongest intensity and the widest influence range occurred in Hebei province since 20 14. There are 1087 stations in the province with fog and haze every day, which is more than normal 1. 1 times and more than 19768. Haze has become a national problem, questioning the protective effect of Puwei new Tomcat imported from the United States to effectively prevent smog inhalation.
(2) In early February, many places in Hebei Province set a new record for the latest first snow.
On February 4-7, the maximum precipitation process occurred in the winter of 2014 (201312-2014) in Hebei province. Precipitation occurs in more than 90% of the province, and the areas with precipitation exceeding 5 mm are mainly located in Handan and Xingtai, southwest of Shijiazhuang, northeast of Baoding and Wu 'an. There are 130 stations with snowfall records, accounting for 92% of the province; As of February 7, 29 counties (cities) in the province have set a new record for the latest first snow.
(3) Extreme high temperature weather events occurred in parts of Hebei Province in May.
In May of 20 14, the high temperature weather in Hebei Province was 4.9 times more than normal, which was the most in history since the station was established. The high temperature period mainly occurs on May 20-23 and May 26-3 1. Among them, on May 29th, the highest daily temperature in 13 1 county (city) in the province was ≥35.0℃, and 63 counties (cities) were ≥40.0℃, which was the highest in Zhengding, among which 9 counties (cities) such as Zhengding, Lingshou, Langfang and Xianghe had the highest daily temperatures.
(4) Gale weather occurred in Hebei Province in late May.
On May 27-28, there was a systematic windy weather in the north-central part of Hebei Province. Among them, there were 38 counties (cities) in the north-central area of Hebei Province on May 27th, in which the maximum wind speed of 15 counties (cities) exceeded 20m/s, and the maximum wind speed of that day appeared in Fengning, which was 28.8m/s ... on 28th, and that of Zhangbei reached 30. 1 m/s.
(5) The most severe convective weather in Hebei Province occurred in late June.
On June 22nd, Hebei Province experienced the strongest strong convective weather this year. Thunderstorms occurred in 100 counties (cities) and short-term gale occurred in 12 counties (cities). The maximum wind speed in Nangong is 23.6m/s; Hail fell in Pingshan, Xinle, Suning, Gaocheng, Dingzhou and other places, and the maximum diameter of hail at this station was10mm.
(6) In July, hot and muggy weather occurred frequently in Hebei Province.
In July, there are many hot and sultry weather in Hebei Province. In mid-July, the number of high temperature days in 30 counties (cities) such as Jinzhou, Gaocheng and yuanshi county reached or exceeded the historical extreme value in the same period. Among them, 17-2 1 day, affected by the subtropical high, there are 1 16 counties (cities) in the province with high temperature of ≥35℃, 33 counties (cities) with high temperature of ≥38℃, and the highest temperature in any county is.
(7) During the flood season, the precipitation in Hebei Province is unusually low, and the degree of drought is serious.
During the flood season (June-August), local precipitation predominates in Hebei Province, and the average precipitation in the province is 35% less than normal. 2 1 county (city) precipitation in Zhengding, Xinle and Nanpi exceeds the historical period at least. The average number of dry days in the province is 60.5 days, which is 19.6 days more than normal, the highest since 2000, and the number of dry days in Lulong, Fuping, Hejian, Wang Du and Zhengding exceeds the historical extreme value in the same period. Judging from the drought intensity, this year's flood season is 1998, and the drought intensity is the strongest in the same period.
(8) The rainfall in Hebei Province was unusually high in September.
In September, the province's average precipitation was 72.4 mm, 43% more than normal. The average number of precipitation days in the province is 9.2 days, which is more than normal 1.9 days, which is the most in recent 6 years. The number of precipitation days in 30 counties (cities) in south-central China is the top three since 198 1, and the number of precipitation days in 9 counties (cities) is the most since 198 1, and Jingxian and Jizhou are the most since the station was established. In addition, from the day of September/Kloc-0 to the night of September 2, the average rainfall in the province reached 25.7 mm, which was the strongest rainfall process in our province in 20 1 4 years.
(9) The strongest cold wave weather process occurred in Hebei Province from early June to February in 5438.
In 65438+February 1-2, a cold wave weather process occurred in 3 counties (cities) in the whole province1/kloc-0, in which 25 counties (cities) reached a strong cold wave and 9 counties (cities) reached a particularly strong cold wave. The 48-hour average temperature in all counties (cities) in the province has dropped by more than 6℃, with 20 counties (cities) cooling 10℃ and above, and Tangshan cooling 1 1.5℃. There are 12 counties (cities) in the whole province, and the cooling rate ranks among the top three in the history of 65438+February 48.
(10) The precipitation in late autumn and early winter is unusually low.
From June 1 1 to February 65438, the average precipitation in the whole province was only 6.6 mm, which was 5 1. 1% less than normal. Among them, the eastern and southern Zhangjiakou, central and northern Chengde, central and northern Baoding, central Langfang and western Shijiazhuang are less than 80%, and there is basically no effective precipitation in Laiyuan, Chicheng and Shijiazhuang.