Lewis Short
(v. a.adv.) : at-tempĕro (adt-, Haase), āre, v. a.
* To fit, adjust, accommodate (only in the foll. exs.): gladium sibi adtemperare, i. e. accommodare,Sen. Ep. 30, 8: paenula, ut infundibulum inversum, est attemperata,Vitr. 10, 12, 2.—Hence, * attempĕrātē, adv., opportunely, seasonably, = accommodate, commode: Itane attemperate evenit, hodie in ipsis nuptiis Ut veniret, antehac numquam?Ter. And. 5, 4, 13.
Charlton T. Lewis, Charles Short, A Latin Dictionary