Peoria's winters are mild, with temperatures ranging from around freezing to the mid-20s Celsius, averaging a relatively moderate 13-16 degrees throughout January and February. As spring approaches, temperatures gradually warm up, hitting highs of over 30 degrees by April and remaining in the high 20s to low 40s for most of May and June. Summer months bring consistent warmth, with July and August averaging around 33 degrees Celsius, albeit with some cooler mornings. Autumn is characterized by a steady decline in temperature, dropping back into the teens by October and November. Winters return by December, with temperatures mirroring those of January, signaling the start of another mild winter cycle.