Winters in Cliffside Park are generally cool and sometimes quite chilly, with average temperatures ranging from around freezing to just above. The coldest months of January and February see temperatures occasionally drop below -9°C, but also experience warmer days up to 12-13°C. Spring arrives in March, bringing a noticeable warming trend, with temperatures gradually increasing towards the end of the month, reaching as high as 28°C. As summer sets in, the temperature range expands significantly, with warmest months June and July seeing highs often above 35°C, but occasional cooler days below 11-14°C. Autumn is characterized by a slight cooling trend, with temperatures gradually decreasing into October before dropping back down to around freezing in November and December.