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December weather forecast in Parsippany-Troy Hills

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Sun

Sunday

Mon

Monday

Tue

Tuesday

Wed

Wednesday

Thu

Thursday

Fri

Friday

Sat

Saturday

30 November, sun

	738 mmHg		72%
	4.5 m/s

30 November, Sunday. day, 7°; night, 1°; rain

1 December, mon

	736 mmHg		70%
	5.7 m/s

1 December, Monday. day, 8°; night, 3°; rain

2 December, tue

	738 mmHg		65%
	4.9 m/s

2 December, Tuesday. day, 7°; night, 1°; clear

3 December, wed

	738 mmHg		66%
	4.9 m/s

3 December, Wednesday. day, 7°; night, 0°; clear

4 December, thu

	739 mmHg		66%
	4.3 m/s

4 December, Thursday. day, 7°; night, 1°; clear

5 December, fri

	739 mmHg		70%
	4.4 m/s

5 December, Friday. day, 6°; night, 1°; partly cloudy

6 December, sat

	738 mmHg		70%
	4.9 m/s

6 December, Saturday. day, 5°; night, 0°; rain

7 December, sun

	737 mmHg		68%
	4.9 m/s

7 December, Sunday. day, 5°; night, 0°; rain

8 December, mon

	739 mmHg		64%
	4.5 m/s

8 December, Monday. day, 4°; night, -1°; clear

9 December, tue

	740 mmHg		72%
	4.1 m/s

9 December, Tuesday. day, 4°; night, -2°; snow

10 December, wed

	738 mmHg		75%
	4.1 m/s

10 December, Wednesday. day, 5°; night, 0°; overcast

11 December, thu

	737 mmHg		74%
	4.6 m/s

11 December, Thursday. day, 5°; night, 0°; rain

12 December, fri

	738 mmHg		71%
	4.9 m/s

12 December, Friday. day, 5°; night, 0°; partly cloudy

13 December, sat

	740 mmHg		67%
	4.1 m/s

13 December, Saturday. day, 4°; night, -1°; clear

14 December, sun

	739 mmHg		73%
	4.5 m/s

14 December, Sunday. day, 4°; night, -1°; rain

15 December, mon

	739 mmHg		69%
	4.9 m/s

15 December, Monday. day, 5°; night, 0°; partly cloudy

16 December, tue

	739 mmHg		71%
	4.9 m/s

16 December, Tuesday. day, 5°; night, 0°; rain

17 December, wed

	737 mmHg		74%
	4.6 m/s

17 December, Wednesday. day, 5°; night, 0°; rain

18 December, thu

	737 mmHg		69%
	4.69 m/s

18 December, Thursday. day, 5°; night, 0°; clear

19 December, fri

	738 mmHg		64%
	4.5 m/s

19 December, Friday. day, 3°; night, -2°; partly cloudy

20 December, sat

	738 mmHg		66%
	4.69 m/s

20 December, Saturday. day, 3°; night, -2°; clear

21 December, sun

	738 mmHg		68%
	4.69 m/s

21 December, Sunday. day, 4°; night, -2°; clear

22 December, mon

	738 mmHg		67%
	4.9 m/s

22 December, Monday. day, 5°; night, -1°; partly cloudy

23 December, tue

	739 mmHg		69%
	4.9 m/s

23 December, Tuesday. day, 5°; night, 0°; partly cloudy

24 December, wed

	738 mmHg		68%
	4.8 m/s

24 December, Wednesday. day, 5°; night, 0°; rain

25 December, thu

	738 mmHg		70%
	4.69 m/s

25 December, Thursday. day, 4°; night, -1°; clear

26 December, fri

	739 mmHg		68%
	4.69 m/s

26 December, Friday. day, 2°; night, -2°; clear

27 December, sat

	738 mmHg		69%
	4.9 m/s

27 December, Saturday. day, 4°; night, -1°; clear

28 December, sun

	738 mmHg		69%
	4.6 m/s

28 December, Sunday. day, 5°; night, -1°; partly cloudy

29 December, mon

	737 mmHg		71%
	4.5 m/s

29 December, Monday. day, 4°; night, 0°; rain

30 December, tue

	736 mmHg		70%
	4.9 m/s

30 December, Tuesday. day, 4°; night, 0°; partly cloudy

31 December, wed

	737 mmHg		70%
	4.6 m/s

31 December, Wednesday. day, 3°; night, -1°; snow

1 January, thu

	738 mmHg		70%
	4.6 m/s

1 January, Thursday. day, 4°; night, -1°; clear

2 January, fri

	738 mmHg		70%
	4.6 m/s

2 January, Friday. day, 3°; night, -1°; rain

3 January, sat

	737 mmHg		71%
	4.9 m/s

3 January, Saturday. day, 3°; night, -2°; rain

Average data for 10 years

Parsippany-Troy Hills December

11

sunny days

11

days with precipitation

9

cloudy days

11 sunny days; 11 days with precipitation; 9 cloudy days;

69

%

air humidity

3.2

m/s

WindSW

109

mm of precipitation

(9% of annual average)

air humidity 69%; 109 millimeters of precipitation (9% of annual average); Wind south-westerly 3.2 Meters per second

Weather graphs for December

TemperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

SW

SW

W

W

SW

SW

SW

W

SW

SW

SW

SW

SW

SW

SW

SW

SW

W

SW

W

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

1

Average data for 10 years

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

Daytime temperature

Night-time temperature

Cities near you

New York
Washington
Boston
Islandia
Philadelphia
Colchester
Brooklyn
Brookhaven
Ocean City

Cities with similar weather in December

Budapest
Vienna
Bishkek
Sofia
Belgrade
Aktau
Hévíz
Copenhagen
Boston

The weather forecast for December 2025 is based on historical data from the past 10 years.

In December, the weather in Parsippany-Troy Hills is typically cold. Average daily high temperature in December is about 5 degrees above zero. On average, Parsippany-Troy Hills has 11 sunny, 8 partly cloudy, 7 rainy, 3 cloudy, and 2 snowy days in December. The rains are usually heavy. December as well as January, February, March, and April is considered the most uncomfortable time to visit Parsippany-Troy Hills.

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