Yes, I am native Ukrainian. I'm not from very big town (~300.000 population) and I like my quiet place, my parents live in the capital)) Kiev is a metropolis, but has a lot of green trees, powerful Dnipro river, interesting areas. Climate changes every year. You can see -20° C in winter much more seldom than early. here

Wikipedia writes that the average annual temperature in Kiev is +8.4 ° C, the highest in July: + 20.5 ° C, the lowest in January: -3.5 ° C. Seems to be true

The less cold city in Ukraine is Odessa, is situated on the south of Ukraine at the Black Sea.