Two students of a Madrassa were killed and around four others were injured at Chandipur village in the district when lightning struck them when they went to the fields near the Madrassa, police said.
The two children were in the age group of 6-8.
A labourer working in the fields was killed as lightning struck him at Bamongola under Malda Sadar sub-division.
A man was killed at Bhagwanpur under Chachol sub-division of the district when lightning struck him while he was taking his cows for grazing, they said.