Evaluating the Tourist Climate Comfortable Period of China in a Changing Climate

Table 2

Rating scheme of each climate variable.

Rating	Effective temperature (°C)	Daily precipitation (mm)	Daily cloud cover (%)	Wind speed (km/h)
10	23–25	0	11–20	1–9
9	20–22, 26	<3	1–10, 21–30	10–19
8	27-28	3–5	0, 31–40	0, 20–29
7	18-19, 29–30		41–50
6	15–17, 31-32		51–60	30–39
5	11–14, 33-34	6–8	61–70
4	7–10, 35–36		71–80
3	0–6		81–90	40–49
2	−5–1 and 37–39	9–12	90–99
1	≤−6		100
0	≥39	>12		50–70
−1		>25
−10				>70