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September weather forecast in Negombo

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

1 September, sun

	753 mmHg		81%
	6.6 m/s		+28

1 September, Sunday. day, 27°; night, 26°; rain

2 September, mon

	753 mmHg		81%
	7 m/s		+28

2 September, Monday. day, 27°; night, 26°; rain

3 September, tue

	753 mmHg		81%
	6.6 m/s		+28

3 September, Tuesday. day, 28°; night, 26°; clear

4 September, wed

	754 mmHg		82%
	7.3 m/s		+28

4 September, Wednesday. day, 27°; night, 26°; rain

5 September, thu

	753 mmHg		81%
	6.9 m/s		+28

5 September, Thursday. day, 27°; night, 26°; rain

6 September, fri

	753 mmHg		81%
	7.3 m/s		+28

6 September, Friday. day, 27°; night, 26°; rain

7 September, sat

	753 mmHg		81%
	7 m/s		+28

7 September, Saturday. day, 27°; night, 26°; rain

8 September, sun

	753 mmHg		81%
	7 m/s		+28

8 September, Sunday. day, 27°; night, 26°; rain

9 September, mon

	753 mmHg		81%
	7 m/s		+28

9 September, Monday. day, 27°; night, 26°; rain

10 September, tue

	753 mmHg		81%
	7.5 m/s		+28

10 September, Tuesday. day, 28°; night, 26°; rain

11 September, wed

	753 mmHg		81%
	7.4 m/s		+28

11 September, Wednesday. day, 28°; night, 26°; rain

12 September, thu

	753 mmHg		82%
	8 m/s		+28

12 September, Thursday. day, 27°; night, 26°; rain

13 September, fri

	753 mmHg		81%
	6.9 m/s		+28

13 September, Friday. day, 28°; night, 26°; rain

14 September, sat

	753 mmHg		81%
	7.3 m/s		+28

14 September, Saturday. day, 28°; night, 27°; rain

15 September, sun

	753 mmHg		81%
	7.9 m/s		+28

15 September, Sunday. day, 28°; night, 27°; rain

16 September, mon

	753 mmHg		81%
	7.4 m/s		+28

16 September, Monday. day, 28°; night, 27°; rain

17 September, tue

	753 mmHg		81%
	7.1 m/s		+28

17 September, Tuesday. day, 28°; night, 27°; rain

18 September, wed

	753 mmHg		81%
	7 m/s		+28

18 September, Wednesday. day, 28°; night, 26°; rain

19 September, thu

	753 mmHg		79%
	6.6 m/s		+28

19 September, Thursday. day, 28°; night, 27°; rain

20 September, fri

	753 mmHg		81%
	7 m/s		+28

20 September, Friday. day, 28°; night, 27°; rain

21 September, sat

	753 mmHg		81%
	6.5 m/s		+28

21 September, Saturday. day, 28°; night, 26°; rain

22 September, sun

	753 mmHg		81%
	6.1 m/s		+28

22 September, Sunday. day, 28°; night, 26°; rain

23 September, mon

	753 mmHg		81%
	6.1 m/s		+28

23 September, Monday. day, 28°; night, 26°; rain

24 September, tue

	753 mmHg		80%
	6.1 m/s		+28

24 September, Tuesday. day, 28°; night, 26°; rain

25 September, wed

	753 mmHg		81%
	6.1 m/s		+28

25 September, Wednesday. day, 28°; night, 27°; clear

26 September, thu

	753 mmHg		80%
	6.4 m/s		+28

26 September, Thursday. day, 28°; night, 27°; rain

27 September, fri

	753 mmHg		80%
	6.4 m/s		+28

27 September, Friday. day, 28°; night, 27°; rain

28 September, sat

	753 mmHg		80%
	6 m/s		+28

28 September, Saturday. day, 28°; night, 26°; rain

29 September, sun

	753 mmHg		81%
	6.1 m/s		+28

29 September, Sunday. day, 28°; night, 26°; rain

30 September, mon

	753 mmHg		81%
	6.4 m/s		+28

30 September, Monday. day, 28°; night, 27°; rain

1 October, tue

	753 mmHg		80%
	5.8 m/s		+28

1 October, Tuesday. day, 28°; night, 26°; rain

2 October, wed

	753 mmHg		79%
	6.3 m/s		+28

2 October, Wednesday. day, 28°; night, 27°; rain

3 October, thu

	753 mmHg		80%
	6 m/s		+28

3 October, Thursday. day, 28°; night, 27°; rain

4 October, fri

	753 mmHg		79%
	6 m/s		+28

4 October, Friday. day, 28°; night, 27°; rain

5 October, sat

	753 mmHg		77%
	6 m/s		+28

5 October, Saturday. day, 28°; night, 27°; rain

Average data for 10 years

Negombo September

2

sunny days

28

days with precipitation

0

cloudy days

2 sunny days; 28 days with precipitation; 0 cloudy days;

81

%

air humidity

5.8

m/s

WindSW

582

mm of precipitation

(13% of annual average)

+28

°C

Water temperature

air humidity 81%; 582 millimeters of precipitation (13% of annual average); Wind south-westerly 5.8 Meters per second; Water temperature +28°

Weather graphs for September

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

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

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

25

26

27

28

29

30

Daytime temperature

Night-time temperature

Cities near you

Unawatuna
Sri Jayawardenapura Kotte
Colombo
Hikkaduwa
Bentota
Galle
Kalutara
Tangalle
Trincomalee

Cities with similar weather in September

Tel Aviv
Jerba
Aqaba
Goa
Eylat
Male
Haifa
Zanzibar
Netanya

The weather forecast for September 2024 is based on historical data from the past 10 years.

In September, the weather in Negombo is typically hot. Average daily high temperature in September is about 28 degrees above zero. On average, Negombo has 28 rainy and 2 sunny days in September. The rains are usually heavy. September as well as March, April, May, and June is considered the most uncomfortable time to visit Negombo.

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