Some parts of NW India had above normal temperatures on Sunday...But no heat waves as such.
Compare this with the report of 19th April 2017..below
"Heat wave is currently on across North, Central,Western India.
The core low formation region(Thar desert/Sindh) has heated up early this summer . Barmer has approached 46 c and recorded min temp above 30 c. April heat records have tumbled at many locations in the subcontinent. On 19th April 2017, first ever 50 c temperature in April in Asia has been recorded at Larkana (Sindh).
Temperatures of more than 45 c have already been recorded in many states of India . Even at Srinagar (Kashmir),Shimla (Himachal) temperatures have approached around 29 c in April . Delhi AP was 44.9 c on 20th April 2017.
The current temperature anomaly. Most of India is in the 4-7c above normal range and pockets shooting to 15 c above normal ...
Earlier than normal,the night temperatures have also crossed the 30c mark ! Barmer in Rajasthan recorded 30.4c as minimum on 15th April ,Kurnool (Andhra) saw a low of 31 c on 19th morning and Jhansi (UP) saw a low of 31.6 c on 21st morning."
Minimums this year, 2018, (on the higher side) is around 26/27c. Maximum Have not crossed 43/44c as yet anyplace in the Sub continent.