If you're looking for summer vibes, the best time to travel to Kaliningrad is in July, August and June, when the average temperature reaches 20.15 °C, while May, June and April are the 3 sunniest months of the year, with an average of 112.66 hours.
However, if you prefer colder temperatures, make sure you visit Kaliningrad during January, February or December to experience an average of -1.44 °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 Kaliningrad is 2.3 mm, while the months of January, February and March are drier, with an average of 0 mm.