What is the lowest temperature in winter in Qijia Town, Longhua County?

Longhua county belongs to the mountainous climate of northern Hebei province with mid-temperate, semi-humid and semi-arid continental monsoon type. The climate has four distinct seasons, and rain and heat are in the same season. In summer, influenced by subtropical warm and high pressure, southerly winds prevail and the weather is warm and rainy; Winter is controlled by Siberian cold high, prevailing northerly winds, and the climate is cold and dry. Spring and autumn are the seasons when these two kinds of air masses change. The wind direction is changeable, the weather is complex and the temperature changes dramatically. The temperature rises quickly in spring, the weather is dry and rainy, and the temperature drops quickly in autumn, and the climate is cool and pleasant.

The average temperature in Leng Yue (65438+ 10 month) is-10.9℃.

The average temperature in the hottest month (July) is 23.3℃

The extreme maximum temperature is 40.7℃

Extreme minimum temperature -28.7℃

The relative average humidity in Leng Yue is 46%.

The relative average humidity in the hottest month is 72%

The maximum daily rainfall is 69mm/hour.

The maximum snow depth is 0.27 meters.

The basic snow pressure is 0.3kPa.

The maximum frozen soil depth is1.56m.

The average wind speed in summer is1.1m/s.

Average wind speed in winter1.4m/s.

The average annual sunshine time is more than 2800 hours.

The annual frost-free period is 1 10~ 145 days.

The dominant wind direction throughout the year is northwest wind.