桂林—阳朔—桂林（10月24日）
桂林—阳朔—桂林赛段比赛当天（10月24日），桂林、阳朔平均气温20.0～20.３℃，平均昼夜温差8.6～10.0℃，气温变化较大，极端最高气温31.3～32.4℃，极端最低气温8.0～8.7℃，日最高气温大于30℃的概率为6.1%～13.3%。日照略多，平均日照时数5.2～5.4小时，最多10.5～10.9小时。
10月24日桂林、阳朔平均相对湿度为66.6%～71.7%，历史最大相对湿度为99%，最小相对湿度为35%～46%，相对湿度大于80%的潮湿天气出现概率为24.2%～38.3%。
桂林、阳朔10月24日平均日降水量1.0～1.6毫米，降水概率为26.7%～30.3%，中雨以上降水出现的概率为3.0%～6.7%，没有出现过暴雨，最大日降水量为36.8～40.2毫米。雷电较少，出现概率仅1.5%。
10月24日桂林、阳朔能见度较好，平均能见度13.5～15.4公里。阳朔雾、霾出现的概率分别为1.7%、5.0%；桂林基本没有雾，但霾出现概率为19.7%。平均风速1.0～2.8米/秒，历史极大风速为17.7米/秒。
Guilin-Yangshuo-Guilin
For the race day of Guilin-Yangshuo-Guilin stage(Oct.24th),the mean temperature of Guilin and Yangshuo is 20.2-20.3℃,the average diurnal temperature is 8.6-10.0℃.Temperature changes significantly in this stage: extreme maximum temperature is 31.3-32.4℃, and extreme minimum temperature is 8.0-8.7℃, the probability of temperature higher than 30℃ is 6.1-13.3%. Mean sunshine duration is 5.2-5.4 hours, and the most is 10.5-10.9 hours.
Mean relative humidity of Guilin and Yangshuo is 66.6-71.7%, the highest relative humidity is 99%, the lowest is 35-46%, the probability of moist weather that relative humidity is more than 80% is 24.2-38.3%.
Daily mean precipitation of Guilin and Yangshuo on October 24 is 1.0-1.6mm, the probability of precipitation is 26.7-30.3%, probability of above moderate rain class is 3.0-6.7%. There was no heavy rain in the race period. The most daily precipitation is 36.8-40.2mm. Probability of Thunder and lighting is only 1.5%.
Visibilities of Guilin and Yangshuo are clear on October 24, mean visibility is 13.5-15.4km. Probabilities of fog or haze in Yangshuo is 1.7% and 5.0% respectively. Fog is few in Guilin, while the probability of haze is 19.7%. Mean wind speed is 1.0-2.8m/s, with extreme strong wind 17.7m/s.
Table 6 Statistics of meteorological elements in historical period for the race day of Liuzhou-Luzhai-Guilin Stage(Oct.24th)
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