Winters in Tarnowskie Gory are harsh, with temperatures often below freezing point, averaging around 0°C in January and December. However, February is slightly milder, with averages reaching up to 1°C. Spring arrives slowly, with March bringing warmer days, occasionally reaching up to 23°C, while April and May bring more consistent warmth, averaging above 7°C and 13°C respectively. Summers are mild, with July being the warmest month, averaging around 21°C, but temperatures can still drop below 12°C at night. Autumn is cooler, with September and October averaging around 15°C and 10°C, while November brings temperatures back down to around 6°C.