Moscow fired 34 missiles, of which 21 were shot down, Ukraine's armed forces said.

"Russian armed forces staged another massive missile attack on Ukraine," the army said in its regular morning update.

An 82-year-old woman and a 39-year-old man were wounded, Oleksandr Vilkul, president of the defence council of the central city of Kryvyi Rih, said on Telegram.

"The enemy used various types of missiles, including ballistic missiles, and Kharkiv, Kherson, Dnipro, Zaporizhzhia, Lviv and Ivano-Frankivsk regions were hit," the army said.

"Some of the missiles were destroyed by Ukrainian air defence. Several people were wounded, no deaths reported so far."

The DTEK electric company said four of its thermal power plants suffered damage.