December weather forecast
Jackson, NJ

The winter chill seizes December entirely, making it one of the two coldest periods in Jackson along with January. Its stark contrast to the mild weather witnessed in November underscores the arrival of the harsh winter season. Daylight becomes a rare sight, leaving the city under early dusk. With rainfall of about 4.5" (114mm), one can expect a fair share of snow, dressing Jackson in a blanket of white for the holiday season. As the year concludes, the carriage of cold weather from December into the New Year sets an undeniably festive mood.

Temperature

The onset of December brings a small change in high-temperatures, falling from a moderate 57°F (13.9°C) in November to a chilly 46°F (7.8°C). An average low-temperature of 27°F (-2.8°C) is noted during the month of December.

Rainfall

In Jackson, in December, 4.53" (115mm) of precipitation is typically accumulated. Throughout the year, in Jackson, 49.21" (1250mm) of rain is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 24min of daylight.
On the first day of December, sunrise is at 7:00 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 4:42 pm EST.