Teaneck's winters are chilly and unpredictable, with temperatures often dropping below freezing but occasionally rising into the mid-teens. Spring brings a gradual warming trend, with daytime highs reaching the mid-to-upper twenties by April. Summer is warm and humid, with temperatures rarely exceeding 37°C, while autumn sees a return to mild conditions, similar to those of spring. In contrast, winter days are often grey and cool, with average highs hovering around 6°C in December.