If you're looking for summer vibes, the best time to travel to Petropavlovsk is in June, July and August, when the average temperature reaches 16.63 °C, while May, June and August are the 3 sunniest months of the year, with an average of 139.81 hours.
However, if you prefer colder temperatures, make sure you visit Petropavlovsk during January, December or February to experience an average of -12.64 °C.
For those who don't care too much about temperatures, but want to avoid getting wet in the rain, it's important to avoid travelling during January, February and March, when the average precipitation in Petropavlovsk is 1.3 mm, while the months of January, February and March are drier, with an average of 0 mm.