Crews from Cosham were sent out at 2.14pm to a two-storey property in Sennen Place, Paulsgrove.
A statement from Hampshire Fire and Rescue Service said: ‘There is a small fire in the loft hatch which was caused by lightning.
‘The fire was extinguished using two breathing apparatus and a hose reel jet.’
It was out just before 3.25pm.
And firefighters from Fareham and Gosport went out at 2.36pm to a house in Summerleigh Walk in Fareham after a fire caught hold in a roof after a lightning strike.