Table 1.

Minimum THI of the capitals Boa Vista, Rio Branco, and Manaus from 1993 to 2020.

Year	Boa Vista (RR)	Rio Branco (AC)	Manaus (AM)
1993	73	67	71
1994	73	68	72
1995	73	68	72
1996	73	68	72
1997	74	70	72
1998	73	69	71
1999	72	68	69
2000	72	68	70
2001	72	68	72
2002	72	69	73
2003	71	68	73
2004	72	69	73
2005	73	68	73
2006	73	69	73
2007	73	69	73
2008	73	68	72
2009	73	69	73
2010	73	68	74
2011	73	69	73
2012	73	69	74
2013	73	69	74
2014	73	70	74
2015	74	71	75
2016	74	70	75
2017	74	70	74
2018	73	69	74
2019	73	70	74
2020	73	70	74

< 72 indicates without stress (green color); 72–78 indicates mild or mild stress (yellow color) (26).