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December weather forecast in Lake Forest

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

	755 mmHg		67%
	2.7 m/s		+17

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

1 December, mon

	754 mmHg		69%
	2.8 m/s		+18

1 December, Monday. day, 18°; night, 9°; clear

2 December, tue

	755 mmHg		69%
	2.9 m/s		+17

2 December, Tuesday. day, 18°; night, 9°; clear

3 December, wed

	755 mmHg		69%
	3 m/s		+17

3 December, Wednesday. day, 18°; night, 9°; partly cloudy

4 December, thu

	755 mmHg		68%
	2.7 m/s		+17

4 December, Thursday. day, 18°; night, 9°; clear

5 December, fri

	755 mmHg		66%
	2.8 m/s		+17

5 December, Friday. day, 18°; night, 9°; partly cloudy

6 December, sat

	755 mmHg		68%
	3 m/s		+17

6 December, Saturday. day, 18°; night, 9°; partly cloudy

7 December, sun

	755 mmHg		70%
	3.2 m/s		+17

7 December, Sunday. day, 18°; night, 10°; rain

8 December, mon

	755 mmHg		68%
	3.2 m/s		+17

8 December, Monday. day, 18°; night, 9°; clear

9 December, tue

	756 mmHg		68%
	3 m/s		+17

9 December, Tuesday. day, 18°; night, 9°; partly cloudy

10 December, wed

	756 mmHg		66%
	3.1 m/s		+17

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

11 December, thu

	755 mmHg		68%
	3.4 m/s		+17

11 December, Thursday. day, 18°; night, 9°; overcast

12 December, fri

	755 mmHg		70%
	3.2 m/s		+17

12 December, Friday. day, 17°; night, 9°; clear

13 December, sat

	755 mmHg		74%
	3 m/s		+16

13 December, Saturday. day, 17°; night, 9°; clear

14 December, sun

	755 mmHg		74%
	3.3 m/s		+16

14 December, Sunday. day, 17°; night, 8°; clear

15 December, mon

	756 mmHg		68%
	3.1 m/s		+16

15 December, Monday. day, 17°; night, 8°; partly cloudy

16 December, tue

	755 mmHg		64%
	3.3 m/s		+16

16 December, Tuesday. day, 18°; night, 8°; clear

17 December, wed

	755 mmHg		63%
	3.3 m/s		+16

17 December, Wednesday. day, 18°; night, 8°; partly cloudy

18 December, thu

	755 mmHg		63%
	3.2 m/s		+15

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

19 December, fri

	755 mmHg		65%
	3.1 m/s		+15

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

20 December, sat

	755 mmHg		68%
	3 m/s		+15

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

21 December, sun

	755 mmHg		71%
	3.1 m/s		+15

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

22 December, mon

	754 mmHg		71%
	3.3 m/s		+15

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

23 December, tue

	755 mmHg		70%
	3.1 m/s		+16

23 December, Tuesday. day, 17°; night, 8°; rain

24 December, wed

	756 mmHg		68%
	3.1 m/s		+15

24 December, Wednesday. day, 17°; night, 8°; clear

25 December, thu

	755 mmHg		66%
	3.6 m/s		+15

25 December, Thursday. day, 17°; night, 8°; clear

26 December, fri

	755 mmHg		63%
	3.3 m/s		+15

26 December, Friday. day, 17°; night, 7°; partly cloudy

27 December, sat

	756 mmHg		64%
	3 m/s		+15

27 December, Saturday. day, 17°; night, 7°; clear

28 December, sun

	755 mmHg		65%
	3.2 m/s		+16

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

29 December, mon

	755 mmHg		69%
	3 m/s		+15

29 December, Monday. day, 17°; night, 8°; clear

30 December, tue

	755 mmHg		71%
	2.8 m/s		+15

30 December, Tuesday. day, 17°; night, 8°; partly cloudy

31 December, wed

	754 mmHg		75%
	3.1 m/s		+15

31 December, Wednesday. day, 16°; night, 8°; rain

1 January, thu

	755 mmHg		69%
	3.2 m/s		+15

1 January, Thursday. day, 17°; night, 8°; partly cloudy

2 January, fri

	755 mmHg		66%
	3.1 m/s		+15

2 January, Friday. day, 17°; night, 8°; clear

3 January, sat

	755 mmHg		69%
	3.1 m/s		+15

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

Average data for 10 years

Lake Forest December

17

sunny days

5

days with precipitation

5

cloudy days

17 sunny days; 5 days with precipitation; 5 cloudy days;

68

%

air humidity

1.8

m/s

WindSE

57

mm of precipitation

(16% of annual average)

+16

°C

Water temperature

air humidity 68%; 57 millimeters of precipitation (16% of annual average); Wind south-easterly 1.8 Meters per second; Water temperature +16°

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
Side
Ayia Napa
Larnaca
Tel Aviv
Paphos
Jerba
Limassol
Rhodes

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

December in Lake Forest is the coldest month of the year. In December, the weather in Lake Forest is typically warm. Average daily high temperature in December is about 17 degrees above zero. On average, Lake Forest has 17 sunny, 8 partly cloudy, 5 rainy, and 1 cloudy day in December. The rains are usually moderate.

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