TM pistols are designed to work with 144a in temperatures that we've been having, so I imagine they'll be fine. Though if you're using green gas in TM pistols when it's over 30c, well... then it's your own fault.
I learnt that the hard way although it was with a KSC glock. I fired and when returning to battery the whole slide kept going forwards and landed on the floor a couple of feet infront of me