Average monthly precipitation in Qingdao

The average annual rainfall in Qingdao is 680.5mm, the annual rainfall is concentrated in July and August, and the average rainfall in February is 303. 1mm, accounting for 45% of the total annual rainfall. The average rainfall in the whole winter is 34mm, and the rainfall in 65438+February is the least, only 9.8 mm In the past hundred years, there have been two years (19 1 1 and 1926) with extremely heavy rainfall, with the former being 1272.7mm and the latter being. 1899 and 1920 have the least rainfall, both below 400mm, which is only half of the annual rainfall. Drought and flood years in Qingdao are rare, but the rainfall in each season is obviously uneven in time and space. Or the lack of spring rain affects the wheat harvest, or the summer rainstorm causes flash floods.

The rainfall in 1899 is less than 25mm in the whole spring, while in 1926, there are frequent rainstorms in July and August, and the rainfall in two months is 78 1.3mm, which exceeds the annual average rainfall, which is an obvious example of less spring rain and more summer rain.

The rainstorm in Qingdao is rare. On September 1928+07, the daily rainfall of typhoon rainstorm was 225.4mm, and the maximum rainfall 1 hour reached 60.6mm, all of which set a record.

Even rainy weather is extremely rare in Qingdao. On July 19 10-23, 2007, it rained continuously for 14 days, which is the longest continuous rainy period in a hundred years.

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