Green’s Dictionary of Slang

temperature; also attrib.

1886		R. Roose Letter 15 Mar. in Gilbert Churchill (1991) 10: As long as I can fight the temp and keep it under 105 I shall not feel anxious .
1926		S. Young Encaustics 5: Temp-stick, he said, was thermometer.
1953		A. Buckeridge Jennings’ Diary 43: Have I got a temp?
1958		J. Blake letter 31 March in Joint (1972) 115: He was running a high temp.
1988		Ice-T ‘Heartbeat’ 🎵 Pump the temp, I’m sweatin’ like a devil.
2013		T. Black ‘Killing Time in Las Vegas’ in Killing Time in Las Vegas [ebook] The temp’ was up at 90-plus, but Christ, the humidity was the killer.
2024		D. Swierczynski California Bear 280: [N]urses [...] checking her temp, blood pressure, altitude, pitch, avionics, and so on.