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December weather forecast in South Dayton

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

	740 mmHg		77%
	8.7 m/s		+7

30 November, Sunday. day, 6°; night, 2°; rain

1 December, mon

	739 mmHg		77%
	9.7 m/s		+7

1 December, Monday. day, 6°; night, 2°; rain

2 December, tue

	741 mmHg		76%
	9 m/s		+6

2 December, Tuesday. day, 4°; night, 1°; rain

3 December, wed

	742 mmHg		76%
	8.5 m/s		+6

3 December, Wednesday. day, 5°; night, 1°; clear

4 December, thu

	742 mmHg		76%
	8.6 m/s		+6

4 December, Thursday. day, 4°; night, 2°; partly cloudy

5 December, fri

	741 mmHg		75%
	8.3 m/s		+5

5 December, Friday. day, 4°; night, 2°; rain

6 December, sat

	741 mmHg		74%
	8.89 m/s		+5

6 December, Saturday. day, 3°; night, 0°; rain

7 December, sun

	742 mmHg		76%
	8.8 m/s		+5

7 December, Sunday. day, 2°; night, 0°; rain

8 December, mon

	743 mmHg		73%
	7.7 m/s		+5

8 December, Monday. day, 2°; night, 0°; partly cloudy

9 December, tue

	742 mmHg		74%
	8.2 m/s		+6

9 December, Tuesday. day, 3°; night, 0°; partly cloudy

10 December, wed

	741 mmHg		78%
	8.89 m/s		+5

10 December, Wednesday. day, 4°; night, 1°; rain

11 December, thu

	740 mmHg		79%
	9 m/s		+5

11 December, Thursday. day, 3°; night, 0°; rain

12 December, fri

	742 mmHg		75%
	9.3 m/s		+5

12 December, Friday. day, 3°; night, 0°; rain

13 December, sat

	744 mmHg		75%
	7.9 m/s		+5

13 December, Saturday. day, 2°; night, 0°; clear

14 December, sun

	743 mmHg		78%
	8.1 m/s		+5

14 December, Sunday. day, 3°; night, 0°; rain

15 December, mon

	742 mmHg		77%
	9.2 m/s		+5

15 December, Monday. day, 3°; night, 0°; partly cloudy

16 December, tue

	741 mmHg		76%
	9.39 m/s		+4

16 December, Tuesday. day, 3°; night, 0°; rain

17 December, wed

	740 mmHg		80%
	9 m/s		+4

17 December, Wednesday. day, 3°; night, 0°; rain

18 December, thu

	741 mmHg		78%
	8.39 m/s		+4

18 December, Thursday. day, 1°; night, 0°; overcast

19 December, fri

	742 mmHg		74%
	8.6 m/s		+4

19 December, Friday. day, 1°; night, -1°; snow

20 December, sat

	743 mmHg		76%
	8.3 m/s		+4

20 December, Saturday. day, 1°; night, -1°; snow

21 December, sun

	741 mmHg		77%
	8.5 m/s		+4

21 December, Sunday. day, 2°; night, -1°; overcast

22 December, mon

	741 mmHg		77%
	8.89 m/s		+3

22 December, Monday. day, 2°; night, 0°; rain

23 December, tue

	742 mmHg		79%
	9.2 m/s		+4

23 December, Tuesday. day, 3°; night, 0°; rain

24 December, wed

	741 mmHg		78%
	9 m/s		+4

24 December, Wednesday. day, 2°; night, 0°; rain

25 December, thu

	741 mmHg		78%
	8.89 m/s		+4

25 December, Thursday. day, 1°; night, -1°; snow

26 December, fri

	743 mmHg		78%
	8.6 m/s		+4

26 December, Friday. day, 1°; night, -1°; snow

27 December, sat

	742 mmHg		80%
	8.2 m/s		+4

27 December, Saturday. day, 1°; night, 0°; snow

28 December, sun

	741 mmHg		78%
	8.8 m/s		+4

28 December, Sunday. day, 2°; night, 0°; rain

29 December, mon

	740 mmHg		79%
	8.1 m/s		+3

29 December, Monday. day, 2°; night, 0°; overcast

30 December, tue

	740 mmHg		79%
	8.6 m/s		+4

30 December, Tuesday. day, 2°; night, 0°; overcast

31 December, wed

	740 mmHg		79%
	8.89 m/s		+4

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

1 January, thu

	741 mmHg		79%
	9.5 m/s		+3

1 January, Thursday. day, 1°; night, -1°; rain

2 January, fri

	742 mmHg		78%
	8.89 m/s		+2

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

3 January, sat

	741 mmHg		80%
	8.8 m/s		+2

3 January, Saturday. day, 0°; night, -2°; rain

Average data for 10 years

South Dayton December

2

sunny days

21

days with precipitation

21

cloudy days

2 sunny days; 21 days with precipitation; 21 cloudy days;

77

%

air humidity

6.4

m/s

WindSW

135

mm of precipitation

(10% of annual average)

+5

°C

Water temperature

air humidity 77%; 135 millimeters of precipitation (10% of annual average); Wind south-westerly 6.4 Meters per second; Water temperature +5°

Weather graphs for December

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

SW

SW

SW

SW

SW

SW

W

SW

SW

SW

SW

SW

SW

S

SW

SW

SW

SW

SW

SW

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

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26

27

28

29

30

31

Daytime temperature

Night-time temperature

Cities near you

Toronto
Detroit
Pittsburgh
Milan
Baltimore
Edinburg
Brooklyn
Burlington
York

Cities with similar weather in December

Helsinki
Riga
Tallinn
Stockholm
Cholpon-Ata
Bellingshausen Station
Reykyavik
Oslo
Yurmala

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

December in South Dayton is the windiest month of the year. In December, the weather in South Dayton is typically cold. Average daily high temperature in December is about 3 degrees above zero. On average, South Dayton has 9 cloudy, 8 rainy, 6 snowy, 6 partly cloudy, and 2 sunny 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 South Dayton.

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