UK Power Networks said there were 3,000 homes in the Anglia region without electricity in the Anglia region at 6pm on Christmas Eve.
The company says it still hopes to restore power to all homes in the East of England before Christmas Day.
Number of homes in each county without power:
- 91 in Bedfordshire
- 929 in Essex
- 396 in Hertfordshire
- 1,460 in Norfolk
- 302 in Suffolk
- Buckinghamshire and Cambridgeshire are reported back to normal