The differences betw'een the reference period 1961-1990 and the period 2000-2014 are higher than in the period 1981— 2010, ranging from 2.7°C in Sarajevo to 1.5°C in Bjelasnica. Positive deviations are evident for the spring and fall seasons, as well as for the growing period in all meteorological stations. On an annual basis, the differences between these periods are positive - in all meteorological stations, there is an evident increase in temperatures.