Helixi experiences a long and cold winter with temperatures often below -30°C in January and February. Spring arrives in late March, bringing moderate temperatures ranging from 15°C to 20°C, allowing for some thawing of the frozen ground. Summer is short-lived, with warm days peaking at around 25°C in July, but nighttime temperatures can still drop to near-freezing. Autumn sees a return to cooler temperatures, with September averaging around 10°C. Winters are long and harsh, with temperatures frequently dropping below -40°C from December to February.