Answer:
Yes.
Step-by-step explanation:
Yes, the cloud help the blitz to attack the cities because the clouds provides camouflage to the fighter planes in the night. These fighter planes can't be seen by the enemy due to presence of cloud as well as darkness of night which helps to perform a successful attack on the United Kingdom. The Blitz, happened on September 7, 1940 to May 11, 1941. It was an intense bombing campaign done by Nazi Germany against the United Kingdom during World War II.