Henan has obvious continental climate characteristics. The hottest month in all parts of the province appears in July. In June and July, the average temperature in the province is 25℃~28℃, and the extreme maximum temperature in many areas can reach above 40℃. The high temperature of 40℃ was continuously observed for about a week in some years in the province, and Zhumadian reached the record of 16 days, but it was rare and short-lived.
The most Leng Yue occurred in June 5438+ 10, and the annual average absolute minimum temperature was-14~- 10℃. The annual average temperature in most parts of the province is 13 ~ 15℃, and the active accumulated temperature above 10℃ is 4200 ~ 4900℃, and the frost-free period is 190 ~ 230 days.
Extended data:
Climatic characteristics
1. Most of Henan Province is located in the warm temperate zone, and the south crosses the subtropical zone. It belongs to the continental monsoon climate with the transition from north subtropical zone to warm temperate zone. At the same time, it has the characteristics of transition from plain to hilly area from east to west, with distinct four seasons, simultaneous rain and heat, complexity and diversity, and frequent meteorological disasters.
2. From south to north, the annual average temperature in the whole province is 10.5 ~ 16.7℃, and the annual average precipitation is 407.7 ~ 1295.8 mm, with the most rainfall from June to August, and the annual average sunshine is 1285.7 ~ 2292.9 hours.
Baidu Encyclopedia-Henan