Zhytomyr's climate is characterized by moderate temperatures throughout the year. Spring arrives in March with chilly days averaging around 5°C, gradually warming up to a more pleasant average of 12°C in May. Summer months bring warm weather, with June and July averaging highs around 19-22°C, while August cools down slightly. Autumn sees a return to cooler temperatures, with September's average temperature dropping back down to around 10°C, followed by a chilly winter with December's average low of -7°C.