Heatwave and Severe Heat Wave were also recorded more in the last decade as compared to last four decades and the phenomenon was "abnormally" high in 2015, which witnessed 2,037 deaths across the country.
"In line with the rising temperature across the globe, all Indian mean temperature has risen nearly around 0.6 degree Celsius over the last 110 years," Union Minister of State for Science and Technology Harsh Vardhan said in a written reply in Lok Sabha.
"It was observed that many areas of the country (north, northwest, central and northeast Peninsula) have experienced heatwave days of more than 8 days on an average per season.
Compared to previous four decades, there was noticeable increase in HW/SWH days over the country during the recent decade 2001-2010, which is the warmest decade for the country as well as for the globe.
"Although no HW/SHW phenomena was found to be prevalent over the 3 stations -- Kochi, Thiruvananthapuram and Alappuzah -- of Kerela, significant long-term increasing trends in maximum temperature anomaly was noticed," he said.