In this work, we aimed to study the trend of the annual and seasonal mean rainfall and temperature of India over the period of 1901–2014. The long-term trend of rainfall and temperature was evaluated by linear regression and Mann-Kendall test. The magnitude of the trend was assessed by Sen's Slope. In the last 30 years, the annual and summer rainfall was found a negative trend 5% statistically significant. Besides, less variability of annual, summer and monsoon rainfall has been recorded, moderate variability for the winter and the post-monsoon season. The temperature was shown a positive trend for the annual and seasonal periods and had a statistical significance at 5%. This study concluded that there were a declining rainfall and rapid warming, especially in the last 30 years.