Before and after the Jiuzhaigou earthquake, there was a weak rainfall of 1.5mm in the earthquake area. By 2 o'clock on the 9th, there was no new rainfall, but the temperature gradually dropped. On-site monitoring data show that the temperature in Jiuzhaigou county is only 17℃, which is even lower in high altitude areas.

On August 9, Jiuzhaigou earthquake zone was cloudy with scattered showers in the afternoon, with rainfall of 0-5mm, and cloudy to cloudy at night, with the highest temperature of 30℃ and the lowest temperature of 16℃ at night. On August 10, it was cloudy during the day, with scattered showers in the afternoon, with rainfall of 0-3mm and maximum temperature of 30℃. Cloudy to light rain at night, rainfall 1-3mm, temperature 17℃. 1 1 There is little to moderate rain during the day, with rainfall of 8- 15mm.