The health directorate advises people to avoid working in sunlight for a long period, but rest is a luxury the poor cannot afford
Ratan Mia, 60, and Sabir Mia, 40, died on the spot while working in a paddy field at Itna Upazila on Monday.
Itna Police Station OC Abdul Malek said they had been hired for paddy harvesting.
The two men were struck by lightning on their way home.
On Friday, six people, five of them farmers, were killed by lightning in Sunamganj.