In Odisha, there is no respite from the blistering sun as the day temperature remained above 40 degrees at 17 places.
Mercury touched 48.5 degrees Celsius at Titlagarh in Western Odisha on Sunday.
88 deaths due to sunstroke from various sources has been reported so far.
Met Department has predicted that the heat wave conditions is likely to prevail for some more days in the state.
The heat wave has also hit Andhra Pradesh and parts of Maharashtra, Chhattisgarh, Madhya Pradesh and Jharkhand.
Meteorologists blame the El Nino weather phenomenon for heat wave conditions and say the temperatures are likely to remain high in the days to come.