Climatic Variability Over Gujarat, India (1957-2007)

Climatic variability in the scenario of climate change in terms of changes in temperature and precipitation pattern and their extremity pose a threat to the ecosystem and its services and therefore should be analysed in the past and present scenario to predict the future climate. In this paper past 50 years data of all IMD observatories in Gujarat state of India as obtained from IMD, Pune has been analyzed. The moving averages of maximum temperature during summer season and minimum temperature during winter season have been analysed and a significant increasing trend has been observed. The mean maximum temperature has been found to increase by 0.1°C and the mean maximum temperature has increased by 0.4°C over the past 50 years. Similarly the rainfall has also registered an increase in the past 50 years.