To clarifying climate change in Golestan province, five parameter data Minimum temperature, maximum temperature, average temperature, relative humidity and rainfall synoptic stations of Gorgan, Tapehs and hills Maraveh a period of forty-five years (1961-2005) of and then all the data in a database including 15 matrix (45 × 13) were entered into excel software environment Kendall trend test was conducted.The relative humidity of the highest significance for the occurrence of Gorgan station to station themselves near the Caspian Sea is the source of moisture. But the two other stations decreasing function of the change in relative humidity than temperature is the different seasons with the increase and decrease in relative humidity, the temperature will increase or decrease. In case of rain, the parameter can be said that many stations were significant trends are observed but the positive and negative Maraveh Tapeh and hill stations of Gorgan is the station.