Table S1.

Wet season onset dates over the southern Amazon domain for 2005–2013, along with the data used from each dry-to-wet transition

Year	Onset pentad	Onset dates	Data
2005	56	4–8 October	All except SIF
2006	58	14–18 October	All except SIF
2007	57	9–13 October	All
2008	59	18–22 October	All
2009	58	14–18 October	All
2010	60	24–28 October	All
2011	57	9–13 October	SIF
2012	62	2–6 November	SIF
2013	57	9–13 October	SIF