Characteristics of Annual and Seasonal Precipitation Variation in the Upstream of Minjiang River, Southwestern China

Table 5

Periods of precipitation time series.

Region or station	Maoxian	Songpan	Wenchuan	Lixian	Heishui	Zipingpu	UMR
Spring	2, 5, 15	4, 19	4, 7, 17, 24	2, 4, 9, 15	2, 4, 21	4, 7, 17	2, 4, 19
Summer	2, 7, 13	2, 6, 9	2, 17	3, 11	5, 15	3, 5, 17	5
Autumn	2, 4, 10, 20	2, 5, 9, 15	2, 4, 6, 11, 20	2, 10, 18	5, 9, 16	4, 16	2, 5, 10, 17
Winter	4, 11, 23	3, 5, 14	4, 9, 15	4, 7, 16	3, 5, 14	3, 6, 15	3, 15
Annual	3, 11, 18	2, 5, 9, 18	3, 7, 12, 18	4, 11, 15	2, 5, 16	3, 5, 17	2, 5, 17