annual rainfall 意味

• 年間降水量｛ねんかん こうすいりょう｝
  

例文

1. in the flatlands (fukuchiyama regional meteorological observing station ), the average temperature is approximately fourteen degrees celsius , the annual rainfall is approximately 1 ,500 mm , and the annual hours of daylight are approximately 1 ,400 .
   平地（福知山地域気象観測所）の平均気温は14度程度、年間降水量は1500ミリ程度で年間日照時間は1400時間程度である。