Weather in December
in Parsippany-Troy Hills
unfolds with a definitive return of winter's chill. Freezing temperatures take the stage in this month, registering lows of 24°F (-4.4°C) and highs barely reaching 44°F (6.7°C). The month marks a full circle back to the characteristic cold of the onset of the year. Given this cold, locals and tourists should anticipate frost-laden mornings and snow-laden walks. As the year closes out, January
awaits with a very comparable weather layout.
With the beginning of December, the average high-temperature in Parsippany-Troy Hills shows a decrease, transitioning from a cool 55°F (12.8°C) in November
to a chilly 44.1°F (6.7°C). Throughout December, Parsippany-Troy Hills witnesses a nighttime temperature average of 24.1°F (-4.4°C).
During December, Parsippany-Troy Hills regularly aggregates up to 4.13" (105mm) of precipitation. During the entire year, Parsippany-Troy Hills aggregates up to 50.91" (1293mm) of precipitation.
With an average of 9h and 18min of daylight, December has the shortest days of the year in Parsippany-Troy Hills.
On the first day of the month, sunrise is at 7:03 am and sunset at 4:30 pm. On the last day of December, in Parsippany-Troy Hills, sunrise is at 7:21 am and sunset at 4:39 pm EST.