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September weather forecast in Hagatna

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

31 August, sun

	753 mmHg		84%
	6.5 m/s		+30

31 August, Sunday. day, 28°; night, 26°; rain

1 September, mon

	753 mmHg		84%
	6.6 m/s		+30

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

2 September, tue

	753 mmHg		83%
	6.1 m/s		+30

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

3 September, wed

	753 mmHg		83%
	6 m/s		+30

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

4 September, thu

	753 mmHg		83%
	5.8 m/s		+30

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

5 September, fri

	753 mmHg		84%
	6.3 m/s		+30

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

6 September, sat

	753 mmHg		84%
	6.2 m/s		+30

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

7 September, sun

	753 mmHg		83%
	6.5 m/s		+30

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

8 September, mon

	753 mmHg		83%
	6.2 m/s		+30

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

9 September, tue

	753 mmHg		84%
	6.8 m/s		+30

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

10 September, wed

	752 mmHg		84%
	7.7 m/s		+30

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

11 September, thu

	752 mmHg		84%
	7.7 m/s		+30

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

12 September, fri

	753 mmHg		83%
	7.5 m/s		+30

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

13 September, sat

	753 mmHg		83%
	6.8 m/s		+30

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

14 September, sun

	753 mmHg		83%
	6.4 m/s		+30

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

15 September, mon

	753 mmHg		83%
	7.1 m/s		+30

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

16 September, tue

	753 mmHg		84%
	6.5 m/s		+30

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

17 September, wed

	753 mmHg		83%
	6.2 m/s		+30

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

18 September, thu

	753 mmHg		83%
	6.6 m/s		+30

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

19 September, fri

	753 mmHg		84%
	7.1 m/s		+30

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

20 September, sat

	753 mmHg		84%
	7.1 m/s		+30

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

21 September, sun

	753 mmHg		84%
	7.3 m/s		+30

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

22 September, mon

	753 mmHg		83%
	7.1 m/s		+30

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

23 September, tue

	753 mmHg		83%
	6.7 m/s		+30

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

24 September, wed

	753 mmHg		84%
	6.2 m/s		+30

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

25 September, thu

	753 mmHg		83%
	6.4 m/s		+30

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

26 September, fri

	753 mmHg		84%
	6.4 m/s		+30

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

27 September, sat

	753 mmHg		83%
	6.4 m/s		+30

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

28 September, sun

	753 mmHg		84%
	6.6 m/s		+30

28 September, Sunday. day, 28°; night, 26°; partly cloudy

29 September, mon

	753 mmHg		84%
	6.8 m/s		+30

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

30 September, tue

	753 mmHg		84%
	6.6 m/s		+30

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

1 October, wed

	753 mmHg		84%
	6.6 m/s		+30

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

2 October, thu

	753 mmHg		83%
	7.2 m/s		+30

2 October, Thursday. day, 28°; night, 26°; rain

3 October, fri

	753 mmHg		84%
	6.7 m/s		+30

3 October, Friday. day, 28°; night, 26°; rain

4 October, sat

	753 mmHg		83%
	6.3 m/s		+30

4 October, Saturday. day, 28°; night, 26°; rain

Average data for 10 years

Hagatna September

0

sunny days

29

days with precipitation

22

cloudy days

0 sunny days; 29 days with precipitation; 22 cloudy days;

83

%

air humidity

4.8

m/s

WindSE

335

mm of precipitation

(16% of annual average)

+30

°C

Water temperature

air humidity 83%; 335 millimeters of precipitation (16% of annual average); Wind south-easterly 4.8 Meters per second; Water temperature +30°

Weather graphs for September

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

S

S

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

S

SE

S

S

SE

SE

SE

S

SE

SE

S

SE

SE

SE

SE

SE

SE

SE

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

Koror
Tandag
Wamena
Porgera
Capitol Hill
Weno
Melekeok
Ngerulmud
Palikir

Cities with similar weather in September

Pattaya
Nha Trang
Sharm-El-Sheikh
Sanya
Hurgada
Bangkok
Miami
Punta Cana
Singapore

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

In September, the weather in Hagatna is typically hot. Average daily high temperature in September is about 28 degrees above zero. On average, Hagatna has 29 rainy and 1 partly cloudy day in September. The rains are usually heavy. September as well as January, May, June, and July is considered the most uncomfortable time to visit Hagatna.

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