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越南民主共和国位于东南亚地区西北部的中印半岛上,大部分地区处于北回归线以南地区。由于赤道潮湿气团的影响,夏季气候炎热,最热月份的平均温度一般在25°～30℃以上,首都河内最高为42℃,年平均相对湿度80％左右。全年分雨旱两季,每年4～9月为雨季。在这段时间里的雨量差不多要占全年的雨量80％以上。自10月到翌年3月是旱季。大部分地区均属亚热带季风气候,年降雨量都要超过1,500毫米,有的地方甚至到2,000～3,000毫米,河内最高达2,700
The Democratic Republic of Vietnam is located on the Sino-Indian peninsula in the northwest of the Southeast Asia region, and most of the regions are in the area south of the Tropic of Cancer. Due to the influence of the equatorial moist air mass, the summer weather is hot. The average temperature in the hottest months is generally between 25° and 30°C, and the highest in the capital is 42°C. The annual average relative humidity is about 80%. The rain and dry seasons are throughout the year, and the rainy season is from April to September every year. During this time, the rainfall is almost more than 80% of the annual rainfall. From October to March the following year is the dry season. Most regions have a subtropical monsoon climate. Annual rainfall exceeds 1,500 millimeters. In some places, it is even 2,000 to 3,000 millimeters. Hanoi has a maximum of 2,700.