Yes Pakistan has Nuclear weapons.
Here is a list of Nuclear nations
China: 100-200 warheads.
France: Approximately 350 strategic warheads.
Russia: 4,237 strategic warheads[1], approximately 2,000-3,000 operational tactical warheads, and approximately 8,000-10,000 stockpiled strategic and tactical warheads.
United Kingdom: Less than 160 deployed strategic warheads.
United States: 5,914 strategic warheads[1], approximately 1,000 operational tactical weapons, and approximately 3,000 reserve strategic and tactical warheads.
India: Up to 100 nuclear warheads.
Israel: Between 75 to 200 nuclear warheads.
Pakistan: Up to 60 nuclear warheads.
for details see:
Nuclear Arms - Who has What!