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December weather forecast in Irkutsk

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

	725 mmHg		79%
	3.6 m/s

30 November, Sunday. day, -9°; night, -16°; overcast

1 December, mon

	725 mmHg		79%
	3.5 m/s

1 December, Monday. day, -10°; night, -17°; overcast

2 December, tue

	726 mmHg		79%
	3.6 m/s

2 December, Tuesday. day, -11°; night, -17°; overcast

3 December, wed

	727 mmHg		77%
	3.4 m/s

3 December, Wednesday. day, -11°; night, -19°; partly cloudy

4 December, thu

	726 mmHg		78%
	3.3 m/s

4 December, Thursday. day, -11°; night, -17°; overcast

5 December, fri

	727 mmHg		80%
	3.3 m/s

5 December, Friday. day, -11°; night, -17°; overcast

6 December, sat

	725 mmHg		80%
	3 m/s

6 December, Saturday. day, -10°; night, -17°; partly cloudy

7 December, sun

	725 mmHg		80%
	3.3 m/s

7 December, Sunday. day, -10°; night, -18°; partly cloudy

8 December, mon

	724 mmHg		81%
	3.2 m/s

8 December, Monday. day, -11°; night, -17°; snow

9 December, tue

	726 mmHg		78%
	3.6 m/s

9 December, Tuesday. day, -11°; night, -19°; snow

10 December, wed

	726 mmHg		77%
	3.3 m/s

10 December, Wednesday. day, -14°; night, -21°; partly cloudy

11 December, thu

	726 mmHg		77%
	3.2 m/s

11 December, Thursday. day, -14°; night, -22°; partly cloudy

12 December, fri

	726 mmHg		79%
	3.1 m/s

12 December, Friday. day, -14°; night, -20°; overcast

13 December, sat

	726 mmHg		81%
	3 m/s

13 December, Saturday. day, -13°; night, -20°; overcast

14 December, sun

	727 mmHg		80%
	3.2 m/s

14 December, Sunday. day, -13°; night, -20°; snow

15 December, mon

	727 mmHg		79%
	3.3 m/s

15 December, Monday. day, -13°; night, -21°; overcast

16 December, tue

	727 mmHg		80%
	2.9 m/s

16 December, Tuesday. day, -13°; night, -20°; partly cloudy

17 December, wed

	726 mmHg		80%
	3.4 m/s

17 December, Wednesday. day, -13°; night, -19°; clear

18 December, thu

	726 mmHg		80%
	3.1 m/s

18 December, Thursday. day, -12°; night, -20°; partly cloudy

19 December, fri

	726 mmHg		80%
	2.9 m/s

19 December, Friday. day, -13°; night, -20°; partly cloudy

20 December, sat

	725 mmHg		79%
	3.1 m/s

20 December, Saturday. day, -12°; night, -19°; clear

21 December, sun

	725 mmHg		79%
	3.3 m/s

21 December, Sunday. day, -12°; night, -19°; partly cloudy

22 December, mon

	725 mmHg		79%
	3.1 m/s

22 December, Monday. day, -13°; night, -20°; clear

23 December, tue

	726 mmHg		79%
	3.5 m/s

23 December, Tuesday. day, -13°; night, -19°; overcast

24 December, wed

	727 mmHg		79%
	3.3 m/s

24 December, Wednesday. day, -14°; night, -21°; clear

25 December, thu

	727 mmHg		80%
	3.1 m/s

25 December, Thursday. day, -15°; night, -22°; clear

26 December, fri

	727 mmHg		79%
	3 m/s

26 December, Friday. day, -15°; night, -22°; clear

27 December, sat

	726 mmHg		78%
	3.2 m/s

27 December, Saturday. day, -14°; night, -21°; partly cloudy

28 December, sun

	727 mmHg		80%
	2.9 m/s

28 December, Sunday. day, -16°; night, -22°; partly cloudy

29 December, mon

	726 mmHg		78%
	3.2 m/s

29 December, Monday. day, -14°; night, -22°; clear

30 December, tue

	725 mmHg		80%
	3.1 m/s

30 December, Tuesday. day, -14°; night, -21°; clear

31 December, wed

	725 mmHg		79%
	3.2 m/s

31 December, Wednesday. day, -14°; night, -20°; snow

1 January, thu

	726 mmHg		78%
	3.3 m/s

1 January, Thursday. day, -15°; night, -22°; overcast

2 January, fri

	727 mmHg		78%
	2.9 m/s

2 January, Friday. day, -16°; night, -23°; partly cloudy

3 January, sat

	726 mmHg		79%
	3.1 m/s

3 January, Saturday. day, -15°; night, -22°; snow

Average data for 10 years

Irkutsk December

8

sunny days

4

days with precipitation

11

cloudy days

8 sunny days; 4 days with precipitation; 11 cloudy days;

79

%

air humidity

2.09

m/s

WindS

14

mm of precipitation

(4% of annual average)

air humidity 79%; 14 millimeters of precipitation (4% of annual average); Wind southerly 2.09 Meters per second

Weather graphs for December

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

SW

S

S

S

S

S

S

S

SW

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

SE

S

S

S

S

S

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

Ulan-Ude
Angarsk
Baykal
Kuvatka
Zhigalovo
Zaozyornyj
Khujir
Baykalsk
Listvyanka

Cities with similar weather in December

Yekaterinburg
Perm
Krasnoyarsk
Chelyabinsk
Barnaul
Astana
Syktyvkar
Shira
Novokuznetsk

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

December in Irkutsk is the snowiest month of the year. In December, the weather in Irkutsk is typically freezing. Average daily high temperature in December is about 13 degrees below zero. On average, Irkutsk has 11 partly cloudy, 8 sunny, 8 cloudy, and 4 snowy days in December. The snowfalls are usually light. December as well as January and February is considered the most uncomfortable time to visit Irkutsk.

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