Graphs -> WLC-1 - Temperature -> Properties

/usr/bin/rrdtool graph - \
--imgformat=PNG \
--start='1611176016' \
--end='1611262416' \
--title='WLC-1 - Temperature' \
--base='1000' \
--height='120' \
--width='600' \
--alt-autoscale-max \
--lower-limit='0' \
COMMENT:"From 2021/01/20 15\:53\:36 To 2021/01/21 15\:53\:36\c" \
COMMENT:"  \n" \
--vertical-label='Degrees' \
--slope-mode \
--font TITLE:10: \
--font AXIS:7: \
--font LEGEND:8: \
--font UNIT:7: \
DEF:a='/var/lib/cacti/rra/wlc-1_ciscowlc_tempcur_1394.rrd':'ciscowlc_tempcur':AVERAGE \
DEF:b='/var/lib/cacti/rra/wlc-1_ciscowlc_tempthr_1395.rrd':'ciscowlc_tempthr':AVERAGE \
AREA:a#00FF00FF:'5 minute temperature'  \
GPRINT:a:LAST:' Current\:%8.0lf'  \
GPRINT:a:AVERAGE:'Average\:%8.0lf'  \
GPRINT:a:MAX:'Maximum\:%8.0lf\n'  \
LINE2:b#009F67FF:'temperature threshold'  \
GPRINT:b:MAX:'%8.0lf\n'

Viewing Graph Properties 'WLC-1 - Temperature'