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Monthly weather forecast in Dehiwala-Mount Lavinia

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

17 November, sun

	750 mmHg		76%
	3.7 m/s		+29

17 November, Sunday. day, 28°; night, 26°; rain

18 November, mon

	750 mmHg		76%
	4 m/s		+29

18 November, Monday. day, 28°; night, 26°; rain

19 November, tue

	750 mmHg		79%
	4 m/s		+29

19 November, Tuesday. day, 28°; night, 26°; rain

20 November, wed

	753 mmHg		79%
	3.8 m/s		+30

Climate normal

20 November, Wednesday. day, 31°; night, 24°; rain

21 November, thu

	753 mmHg		78%
	3.8 m/s		+30

Climate normal

21 November, Thursday. day, 31°; night, 25°; light rain

22 November, fri

	752 mmHg		81%
	4.5 m/s		+30

Climate normal

22 November, Friday. day, 31°; night, 25°; rain

23 November, sat

	752 mmHg		77%
	3.8 m/s		+30

Climate normal

23 November, Saturday. day, 31°; night, 25°; rain

24 November, sun

	753 mmHg		76%
	5.5 m/s		+30

Climate normal

24 November, Sunday. day, 31°; night, 25°; light rain

25 November, mon

	752 mmHg		77%
	6.5 m/s		+30

Climate normal

25 November, Monday. day, 29°; night, 25°; light rain

26 November, tue

	751 mmHg		79%
	6.9 m/s		+30

Climate normal

26 November, Tuesday. day, 28°; night, 25°; light rain

27 November, wed

	750 mmHg		81%
	5.1 m/s		+30

Climate normal

27 November, Wednesday. day, 30°; night, 26°; light rain

28 November, thu

	751 mmHg		78%
	4.1 m/s		+29

Climate normal

28 November, Thursday. day, 30°; night, 26°; light rain

29 November, fri

	752 mmHg		77%
	3.8 m/s		+30

Climate normal

29 November, Friday. day, 31°; night, 26°; light rain

30 November, sat

	755 mmHg		78%
	3.5 m/s		+28

Climate normal

30 November, Saturday. day, 31°; night, 26°; partly cloudy

1 December, sun

	756 mmHg		75%
	3.4 m/s		+28

Climate normal

1 December, Sunday. day, 31°; night, 27°; partly cloudy

2 December, mon

	755 mmHg		75%
	3.3 m/s		+28

Climate normal

2 December, Monday. day, 31°; night, 26°; partly cloudy

3 December, tue

	749 mmHg		78%
	5.5 m/s		+27

Climate normal

3 December, Tuesday. day, 28°; night, 27°; partly cloudy

4 December, wed

	749 mmHg		79%
	6.8 m/s		+26

Climate normal

4 December, Wednesday. day, 27°; night, 27°; light rain

5 December, thu

	748 mmHg		72%
	9.4 m/s		+26

Climate normal

5 December, Thursday. day, 27°; night, 26°; partly cloudy

6 December, fri

	748 mmHg		77%
	9.3 m/s		+26

Climate normal

6 December, Friday. day, 27°; night, 26°; partly cloudy

7 December, sat

	749 mmHg		78%
	3.2 m/s		+26

Climate normal

7 December, Saturday. day, 27°; night, 26°; mostly clear

8 December, sun

	749 mmHg		78%
	2.8 m/s		+27

Climate normal

8 December, Sunday. day, 28°; night, 26°; mostly clear

9 December, mon

	750 mmHg		78%
	3.5 m/s		+27

Climate normal

9 December, Monday. day, 28°; night, 26°; mostly clear

10 December, tue

	750 mmHg		76%
	2.6 m/s		+27

Climate normal

10 December, Tuesday. day, 28°; night, 26°; partly cloudy

11 December, wed

	751 mmHg		77%
	1.2 m/s		+26

Climate normal

11 December, Wednesday. day, 27°; night, 26°; light rain

12 December, thu

	751 mmHg		78%
	2.9 m/s		+26

Climate normal

12 December, Thursday. day, 27°; night, 26°; light rain

13 December, fri

	751 mmHg		71%
	4.2 m/s		+27

Climate normal

13 December, Friday. day, 29°; night, 25°; clear

14 December, sat

	752 mmHg		68%
	4.7 m/s		+27

Climate normal

14 December, Saturday. day, 28°; night, 25°; clear

15 December, sun

	751 mmHg		71%
	5.3 m/s		+27

Climate normal

15 December, Sunday. day, 28°; night, 25°; clear

16 December, mon

	751 mmHg		71%
	4.9 m/s		+27

Climate normal

16 December, Monday. day, 28°; night, 25°; clear

17 December, tue

	751 mmHg		70%
	4.9 m/s		+27

Climate normal

17 December, Tuesday. day, 28°; night, 25°; clear

18 December, wed

	751 mmHg		71%
	5 m/s		+27

Climate normal

18 December, Wednesday. day, 28°; night, 26°; clear

19 December, thu

	751 mmHg		81%
	4.9 m/s		+25

Climate normal

19 December, Thursday. day, 26°; night, 25°; partly cloudy

Average data for 10 years

Next, the average data for 10 years

20 December, fri

	750 mmHg		77%
	6.3 m/s		+29

20 December, Friday. day, 28°; night, 26°; rain

21 December, sat

	750 mmHg		74%
	6.8 m/s		+28

21 December, Saturday. day, 28°; night, 25°; rain

Average for 30 days

9

sunny days

13

days with precipitation

8

cloudy days

9 sunny days; 13 days with precipitation; 8 cloudy days;

76

%

air humidity

4.6

m/s

WindNE

22

mm of precipitation

(1% of annual average)

+28

°C

Water temperature

air humidity 76%; 22 millimeters of precipitation (1% of annual average); Wind north-easterly 4.6 Meters per second; Water temperature +28°

Forecast in graphs

TemperatureWater temperatureHumidity, %Wind, m/sPressure, mmHg

NW

NE

NE

NE

N

N

NW

W

W

SW

W

SW

W

N

N

N

NW

W

W

W

NW

N

E

NE

NE

NE

NE

NE

NE

NE

20

Average data for 10 years

21

22

23

24

25

26

27

28

29

30

1

December

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

Daytime temperature

Night-time temperature

Weather forecast for the month based on historical data from the last 10 years.

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