Winters in Naestved are mild and unpredictable, with temperatures frequently dropping below freezing point, averaging around 2°C in January, but occasionally rising to a relatively warm 7°C. Spring brings slow warming, with March temperatures varying between -2°C and 15°C, gradually increasing towards the warmer months. Summer is the warmest period, with July being the peak month, averaging 20°C, while autumn sees a gradual cooling, with October temperatures ranging from 4°C to 17°C. The coldest winter months are January and December, while May and June mark the onset of warmer weather. Overall, the temperature fluctuates between around -7°C in the depths of winter and up to 29°C during the summer months.