Piekary Slaskie's climate is characterized by cold winters with frequent frosts, averaging around 2°C in January and plummeting as low as -6°C. Spring arrives slowly, with temperatures gradually warming up to an average of 11°C in May and peaking at highs of 27°C. Summer brings moderate warmth, with July being the warmest month, averaging 20°C, while August often sees highs around 30°C. Autumn is a period of cooling, with September's average temperature already dropping to 15°C, followed by a steady decline into winter. Winters are long and chilly, with December's temperatures fluctuating between -12°C and 12°C, averaging near-freezing at 0°C.