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December weather forecast in Rowland Heights

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

	751 mmHg		58%
	2.6 m/s		+19

30 November, Sunday. day, 19°; night, 9°; partly cloudy

1 December, mon

	751 mmHg		58%
	2.7 m/s		+19

1 December, Monday. day, 19°; night, 9°; clear

2 December, tue

	751 mmHg		60%
	2.7 m/s		+18

2 December, Tuesday. day, 19°; night, 9°; clear

3 December, wed

	751 mmHg		60%
	2.7 m/s		+18

3 December, Wednesday. day, 19°; night, 9°; partly cloudy

4 December, thu

	752 mmHg		56%
	2.6 m/s		+18

4 December, Thursday. day, 19°; night, 9°; clear

5 December, fri

	751 mmHg		55%
	2.8 m/s		+18

5 December, Friday. day, 19°; night, 8°; partly cloudy

6 December, sat

	751 mmHg		58%
	2.9 m/s		+18

6 December, Saturday. day, 18°; night, 9°; overcast

7 December, sun

	751 mmHg		63%
	3 m/s		+18

7 December, Sunday. day, 18°; night, 9°; rain

8 December, mon

	752 mmHg		60%
	2.9 m/s		+18

8 December, Monday. day, 18°; night, 8°; clear

9 December, tue

	752 mmHg		60%
	2.7 m/s		+18

9 December, Tuesday. day, 19°; night, 8°; partly cloudy

10 December, wed

	752 mmHg		58%
	3 m/s		+18

10 December, Wednesday. day, 18°; night, 8°; clear

11 December, thu

	752 mmHg		60%
	3.2 m/s		+18

11 December, Thursday. day, 18°; night, 8°; overcast

12 December, fri

	751 mmHg		62%
	2.9 m/s		+18

12 December, Friday. day, 18°; night, 8°; clear

13 December, sat

	752 mmHg		66%
	2.8 m/s		+17

13 December, Saturday. day, 17°; night, 8°; clear

14 December, sun

	752 mmHg		66%
	2.9 m/s		+17

14 December, Sunday. day, 18°; night, 8°; partly cloudy

15 December, mon

	752 mmHg		60%
	2.9 m/s		+16

15 December, Monday. day, 18°; night, 7°; partly cloudy

16 December, tue

	752 mmHg		57%
	3.1 m/s		+16

16 December, Tuesday. day, 18°; night, 7°; clear

17 December, wed

	751 mmHg		57%
	3 m/s		+16

17 December, Wednesday. day, 18°; night, 8°; rain

18 December, thu

	752 mmHg		57%
	2.8 m/s		+16

18 December, Thursday. day, 18°; night, 8°; clear

19 December, fri

	752 mmHg		58%
	2.9 m/s		+16

19 December, Friday. day, 18°; night, 7°; rain

20 December, sat

	752 mmHg		61%
	2.8 m/s		+16

20 December, Saturday. day, 18°; night, 7°; clear

21 December, sun

	751 mmHg		63%
	2.8 m/s		+16

21 December, Sunday. day, 17°; night, 8°; overcast

22 December, mon

	751 mmHg		64%
	3 m/s		+16

22 December, Monday. day, 17°; night, 8°; rain

23 December, tue

	752 mmHg		62%
	2.8 m/s		+17

23 December, Tuesday. day, 17°; night, 7°; partly cloudy

24 December, wed

	752 mmHg		58%
	2.9 m/s		+16

24 December, Wednesday. day, 18°; night, 7°; clear

25 December, thu

	752 mmHg		58%
	3.2 m/s		+16

25 December, Thursday. day, 17°; night, 7°; clear

26 December, fri

	752 mmHg		55%
	3.1 m/s		+16

26 December, Friday. day, 17°; night, 7°; clear

27 December, sat

	753 mmHg		57%
	2.8 m/s		+16

27 December, Saturday. day, 17°; night, 6°; clear

28 December, sun

	752 mmHg		57%
	2.8 m/s		+16

28 December, Sunday. day, 17°; night, 7°; clear

29 December, mon

	751 mmHg		61%
	2.9 m/s		+16

29 December, Monday. day, 17°; night, 7°; rain

30 December, tue

	751 mmHg		64%
	2.6 m/s		+16

30 December, Tuesday. day, 17°; night, 7°; partly cloudy

31 December, wed

	751 mmHg		68%
	2.9 m/s		+16

31 December, Wednesday. day, 17°; night, 7°; rain

1 January, thu

	751 mmHg		62%
	2.8 m/s		+16

1 January, Thursday. day, 17°; night, 7°; clear

2 January, fri

	752 mmHg		58%
	2.9 m/s		+16

2 January, Friday. day, 17°; night, 7°; clear

3 January, sat

	752 mmHg		61%
	2.9 m/s		+16

3 January, Saturday. day, 17°; night, 8°; rain

Average data for 10 years

Rowland Heights December

15

sunny days

6

days with precipitation

5

cloudy days

15 sunny days; 6 days with precipitation; 5 cloudy days;

60

%

air humidity

1.7

m/s

WindSE

58

mm of precipitation

(16% of annual average)

+17

°C

Water temperature

air humidity 60%; 58 millimeters of precipitation (16% of annual average); Wind south-easterly 1.7 Meters per second; Water temperature +17°

Weather graphs for December

TemperatureWater temperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

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SE

1

Average data for 10 years

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Daytime temperature

Night-time temperature

Cities near you

Los Angeles
Las Vegas
San Diego
Yuma
Santa Monica
Beverly Hills
Mexicali
Santa Barbara
Glendale

Cities with similar weather in December

Alanya
Tunis
Belek
Marmaris
Paphos
Jerba
Limassol
Aqaba
Eylat

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

December in Rowland Heights is the coldest month of the year. In December, the weather in Rowland Heights is typically warm. Average daily high temperature in December is about 18 degrees above zero. On average, Rowland Heights has 15 sunny, 7 partly cloudy, 6 rainy, and 3 cloudy days in December. The rains are usually moderate.

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