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As far as light… Set the height according to the manufacturers recommended height above canopy.
As far as how much light… DLI
As far as temps and humidity… The environment.
VPD vapor pressure deficit.
There are many… Go to pulse grow… Search online… Bing… VPD.
The first result will get you a chart… Middle of page similar to this:
For accuracy it’s good to know the leaf temp… Taken with a laser temp gun.
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This is some very very good advice here!
I would suggest bringing the temps downs.
Not that cannabis can’t handle 84 degrees but it will become more temperamental.
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