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Hi! I have a Macbook Pro 13” with Retina Display, 8GB RAM, and 250GB. I bought it “refurbished” yesterday and quickly updated to Catalina. Soon as I was browsing sites like Facebook or playing videos on YouTube (no other important apps running), I realized the top-left zone was really hot, so I installed Macs Fan Control, and It gives me 60-70 ºC. Is summer here and the temperatures goes usually close to 25-35 ºC around the day, and the humidity doesn’t really help. Is it normal? Thanks in advance! PD: Sorry about my bad english!

There could be several different things going on here. To answer if it’s normal. I can be depending on work load. I’ve had some hot MacBook Pros from earlier years that I’ve seen get into the 90+C range and still operate. Although at that level you should hear the fans kicking in at a decent volume. If you just installed Catalina as an upgrade, it might be rebuilding the Spotlight index which would use up system resources. You could check the CPU usage by going into Launchpad -> Utilities -> Activity Monitor. Under the CPU tab you can sort by CPU % and see what’s using up the most resources. If it’s an app that you can close, check to see if that lowers the temp any. What did the place you purchased it from do to “refurbish” it? If they didn’t open up the MacBook Pro and clean out the fan and vents, it could cause it to run hot as well. Using compressed air to move dust out of there would help greatly. You’re English is great, and I hope that this helps.

Thanks @sparklepimp! I opened a 1080 60 fps video on YouTube, using Safari and the temperatures went to 60 ºC or a bit higher, with the fans running around 4000 to 5000rpm or above (and I heard it), then opened the Activity Monitor to see what was happening. Now it’s night here and the ambient temperature is lower.

I bought it on a store called PcDiscount here in Argentina. They say they have “refurbish certificate”. It seems not. I tried to opened it to see the thermal paste or the cooler condition, but they put a warranty warning over one of the screws. Should I tell them this situation? Or you consider this normal? Thanks for this and for my english too! :)