Table 2.

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

Year	Boa Vista (RR)	Rio Branco (AC)	Manaus (AM)
1993	79	75	77
1994	79	76	77
1995	80	75	78
1996	80	76	77
1997	81	76	78
1998	80	76	78
1999	78	75	77
2000	78	75	77
2001	78	76	78
2002	78	76	78
2003	78	75	79
2004	78	75	79
2005	79	75	79
2006	79	75	78
2007	78	75	78
2008	78	75	78
2009	79	76	79
2010	79	75	79
2011	79	75	78
2012	78	76	78
2013	79	76	79
2014	79	76	79
2015	80	77	79
2016	80	76	79
2017	80	76	79
2018	79	76	79
2019	79	76	79
2020	79	76	79

72–78 indicates mild or mild stress (yellow color); 79–88 indicates moderate stress (orange color) (26).