St. Peters experiences a continental climate with distinct seasonal variations. Winters are harsh and chilly, with temperatures often below freezing from December to February, averaging around 0-7°C. Spring brings a gradual warming trend, with March being the first month to see average temperatures rise above 10°C, eventually reaching up to 29°C in April. Summers are warm but not excessively hot, with July and August temperatures peaking at around 26-37°C. Autumn sees a return to cooler temperatures, with September and October averaging around 17-22°C before dropping back down into winter conditions.