A method, comprising: detecting a first signal related to a temperature from a first temperature sensor (203), with the first signal related to a corresponding temperature of the skin in close proximity temperature with the point of introduction a transcutaneous analyte sensor (101) detecting a second signal related to a temperature from a second temperature sensor, with the second signal related to a temperature corresponding to ambient temperature in a housing (102), wherein the communication device data is operably coupled with the analyte sensor and the second temperature sensor it is located at a predetermined distance from the first temperature sensor estimation by a processor of a temperature-related analyte based on the temperature signals detected first and second signal and determining by said processor of an analyte level in interstitial fluid based on the related temperature estimated analyte and a sensor signal from the analyte sensor (101), wherein the first signal related to a temperature corresponding to signal the skin temperature and the second signal related to a temperature corresponding to the ambient temperature in the housing is measured in a predetermined cycle analyte sensor sampling time wherein the temperature related to an analyte signal is estimated based on a predetermined value associated with the detected signals associated with a first and second temperature and wherein the predetermined value includes a ratio of thermal resistances associated with temperature sensors first and second.Un procedimiento, que comprende: detección de una primera señal relacionada con una temperatura a partir de un primer sensor de temperatura (203), con la primera señal relacionada con una temperatura correspondiente a una temperatura de la piel en estrecha proximidad con el punto de introducción de un sensor de analito transcutáneo (101) detección de una segunda señal relacionada con una temperatura a partir de un segundo sensor de temperatura, con la s
