What's the temperature like in mid-May in Huanglong Scenic Area, Sichuan? How to dress?

Huanglong scenic spot has entered summer in mid-May, and the temperature is moderate. Short sleeves and robes will do. Huanglong weather forecast (released on 20 1 1-05-09) Date weather phenomenon temperature wind direction wind force 9 Monday daytime moderate rain high temperature 20℃ non-persistent wind direction breeze night moderate rain low temperature 10 Tuesday daytime light rain high temperature 210 non-persistent wind direction breeze cloudy low temperature at night. There is no continuous wind direction, it is sunny and low at night, with a breeze of 6℃, and there is no continuous wind direction. The weather forecast for the next 4-7 days (released at 2011-05-0818: 00) is for reference only. Thursday 12 sunny and high temperature during the day, sunny and low temperature at 20℃ at night, no continuous wind direction at 4℃, 65433. Cloudy during the day, high temperature 19℃, no persistent wind direction, clear at night, low temperature 4℃, no persistent wind direction, clear at night, high temperature 23℃, no persistent wind direction, clear at night, low temperature 5℃, no persistent wind direction, breeze 15, clear at night, high temperature 24℃, no persistent wind direction.