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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

22 December, sun

	750 mmHg		74%
	7 m/s		+28

22 December, Sunday. day, 28°; night, 25°; rain

23 December, mon

	750 mmHg		75%
	7.5 m/s		+28

23 December, Monday. day, 28°; night, 26°; clear

24 December, tue

	750 mmHg		74%
	7.8 m/s		+28

24 December, Tuesday. day, 28°; night, 25°; rain

25 December, wed

	750 mmHg		74%
	7 m/s		+28

25 December, Wednesday. day, 27°; night, 25°; rain

26 December, thu

	755 mmHg		72%
	4.7 m/s		+29

Climate normal

26 December, Thursday. day, 31°; night, 24°; light rain

27 December, fri

	755 mmHg		76%
	3.7 m/s		+29

Climate normal

27 December, Friday. day, 31°; night, 24°; rain

28 December, sat

	754 mmHg		74%
	3.8 m/s		+29

Climate normal

28 December, Saturday. day, 32°; night, 25°; light rain

29 December, sun

	755 mmHg		73%
	5.2 m/s		+29

Climate normal

29 December, Sunday. day, 32°; night, 25°; light rain

30 December, mon

	757 mmHg		78%
	3.8 m/s		+30

Climate normal

30 December, Monday. day, 31°; night, 25°; thunderstorm with rain

31 December, tue

	757 mmHg		80%
	3.1 m/s		+29

Climate normal

31 December, Tuesday. day, 31°; night, 25°; thunderstorm with rain

1 January, wed

	757 mmHg		82%
	3.2 m/s		+29

Climate normal

1 January, Wednesday. day, 30°; night, 25°; rain

2 January, thu

	756 mmHg		80%
	4.1 m/s		+29

Climate normal

2 January, Thursday. day, 30°; night, 25°; rain

3 January, fri

	756 mmHg		80%
	4.4 m/s		+29

Climate normal

3 January, Friday. day, 30°; night, 25°; heavy rain

4 January, sat

	756 mmHg		80%
	4.6 m/s		+29

Climate normal

4 January, Saturday. day, 30°; night, 25°; heavy rain

5 January, sun

	756 mmHg		77%
	3.7 m/s		+27

Climate normal

5 January, Sunday. day, 30°; night, 26°; partly cloudy

6 January, mon

	756 mmHg		77%
	4 m/s		+27

Climate normal

6 January, Monday. day, 30°; night, 26°; partly cloudy

7 January, tue

	755 mmHg		74%
	5.6 m/s		+27

Climate normal

7 January, Tuesday. day, 30°; night, 25°; partly cloudy

8 January, wed

	750 mmHg		69%
	4.7 m/s		+27

Climate normal

8 January, Wednesday. day, 28°; night, 25°; clear

9 January, thu

	750 mmHg		69%
	6.1 m/s		+27

Climate normal

9 January, Thursday. day, 28°; night, 25°; clear

10 January, fri

	749 mmHg		67%
	6.1 m/s		+27

Climate normal

10 January, Friday. day, 28°; night, 25°; clear

11 January, sat

	749 mmHg		66%
	5.9 m/s		+27

Climate normal

11 January, Saturday. day, 28°; night, 26°; partly cloudy

12 January, sun

	749 mmHg		68%
	7.2 m/s		+27

Climate normal

12 January, Sunday. day, 28°; night, 26°; partly cloudy

13 January, mon

	749 mmHg		66%
	8.2 m/s		+27

Climate normal

13 January, Monday. day, 28°; night, 25°; partly cloudy

14 January, tue

	749 mmHg		73%
	7.5 m/s		+26

Climate normal

14 January, Tuesday. day, 27°; night, 25°; partly cloudy

15 January, wed

	749 mmHg		81%
	6.5 m/s		+24

Climate normal

15 January, Wednesday. day, 25°; night, 24°; light rain

16 January, thu

	749 mmHg		83%
	7.8 m/s		+24

Climate normal

16 January, Thursday. day, 25°; night, 25°; rain

17 January, fri

	748 mmHg		75%
	8 m/s		+25

Climate normal

17 January, Friday. day, 26°; night, 24°; partly cloudy

18 January, sat

	748 mmHg		71%
	6 m/s		+26

Climate normal

18 January, Saturday. day, 27°; night, 25°; partly cloudy

19 January, sun

	748 mmHg		76%
	5.8 m/s		+26

Climate normal

19 January, Sunday. day, 27°; night, 26°; partly cloudy

20 January, mon

	749 mmHg		78%
	6.2 m/s		+26

Climate normal

20 January, Monday. day, 27°; night, 26°; partly cloudy

21 January, tue

	748 mmHg		83%
	4.3 m/s		+26

Climate normal

21 January, Tuesday. day, 27°; night, 26°; partly cloudy

22 January, wed

	749 mmHg		81%
	4.6 m/s		+26

Climate normal

22 January, Wednesday. day, 27°; night, 26°; rain

23 January, thu

	750 mmHg		75%
	4 m/s		+27

Climate normal

23 January, Thursday. day, 28°; night, 26°; clear

24 January, fri

	749 mmHg		72%
	3.1 m/s		+27

Climate normal

24 January, Friday. day, 28°; night, 26°; light rain

Average data for 10 years

Next, the average data for 10 years

25 January, sat

	751 mmHg		69%
	6.4 m/s		+28

25 January, Saturday. day, 28°; night, 26°; overcast

Average for 30 days

6

sunny days

12

days with precipitation

12

cloudy days

6 sunny days; 12 days with precipitation; 12 cloudy days;

75

%

air humidity

5.2

m/s

WindNE

65

mm of precipitation

(2% of annual average)

+27

°C

Water temperature

air humidity 75%; 65 millimeters of precipitation (2% of annual average); Wind north-easterly 5.2 Meters per second; Water temperature +27°

Forecast in graphs

TemperatureWater temperatureHumidity, %Wind, m/sPressure, mmHg

W

W

NE

N

NE

NE

E

NE

NE

N

N

NE

NE

NE

NE

NE

NE

N

N

N

NE

N

N

N

N

N

NW

SE

E

E

26

Average data for 10 years

27

28

29

30

31

1

January

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

Daytime temperature

Night-time temperature

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

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