The paper analyzes the temperature regime at plot II of cross-border air pollution monitoring at localities Fruska Gora and Deronje. Different periods are covered, due to the unequal duration of the observation period. Comparison of average monthly temperatures was made in relation to the period 1961-1990 based on data of Republic Hydrometeorological Service of Serbia, the difference between the years studied in climatological terms was determined. Average daily air temperatures and daily air temperature fluctuations at these two points were analyzed.