10 day forecast Monthly forecast Weather map

City or area

Go to comparison

September weather forecast in Greymouth

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

	756 mmHg		67%
	6.5 m/s		+13

31 August, Sunday. day, 11°; night, 9°; clear

1 September, mon

	755 mmHg		68%
	6.9 m/s		+12

1 September, Monday. day, 11°; night, 10°; rain

2 September, tue

	755 mmHg		68%
	6 m/s		+13

2 September, Tuesday. day, 11°; night, 9°; partly cloudy

3 September, wed

	755 mmHg		70%
	4.6 m/s		+13

3 September, Wednesday. day, 11°; night, 9°; clear

4 September, thu

	754 mmHg		73%
	8 m/s		+13

4 September, Thursday. day, 11°; night, 10°; rain

5 September, fri

	753 mmHg		73%
	6 m/s		+13

5 September, Friday. day, 11°; night, 9°; clear

6 September, sat

	755 mmHg		72%
	5.5 m/s		+13

6 September, Saturday. day, 11°; night, 10°; partly cloudy

7 September, sun

	755 mmHg		70%
	6.3 m/s		+13

7 September, Sunday. day, 12°; night, 10°; rain

8 September, mon

	753 mmHg		69%
	7.4 m/s		+13

8 September, Monday. day, 11°; night, 9°; rain

9 September, tue

	750 mmHg		76%
	7 m/s		+13

9 September, Tuesday. day, 12°; night, 10°; rain

10 September, wed

	748 mmHg		75%
	7.5 m/s		+13

10 September, Wednesday. day, 12°; night, 10°; rain

11 September, thu

	749 mmHg		70%
	5.5 m/s		+13

11 September, Thursday. day, 11°; night, 9°; clear

12 September, fri

	752 mmHg		74%
	6 m/s		+14

12 September, Friday. day, 11°; night, 10°; clear

13 September, sat

	753 mmHg		74%
	5.9 m/s		+13

13 September, Saturday. day, 11°; night, 10°; rain

14 September, sun

	753 mmHg		75%
	6.5 m/s		+13

14 September, Sunday. day, 11°; night, 10°; rain

15 September, mon

	751 mmHg		75%
	6.4 m/s		+13

15 September, Monday. day, 11°; night, 10°; rain

16 September, tue

	750 mmHg		74%
	7 m/s		+13

16 September, Tuesday. day, 12°; night, 10°; clear

17 September, wed

	748 mmHg		76%
	7 m/s		+12

17 September, Wednesday. day, 11°; night, 10°; rain

18 September, thu

	750 mmHg		67%
	5.5 m/s		+13

18 September, Thursday. day, 12°; night, 9°; partly cloudy

19 September, fri

	751 mmHg		70%
	6 m/s		+13

19 September, Friday. day, 12°; night, 10°; rain

20 September, sat

	751 mmHg		68%
	5.4 m/s		+13

20 September, Saturday. day, 12°; night, 9°; partly cloudy

21 September, sun

	751 mmHg		69%
	6.5 m/s		+13

21 September, Sunday. day, 12°; night, 10°; rain

22 September, mon

	754 mmHg		68%
	5.5 m/s		+13

22 September, Monday. day, 12°; night, 11°; rain

23 September, tue

	753 mmHg		74%
	7.5 m/s		+13

23 September, Tuesday. day, 13°; night, 10°; clear

24 September, wed

	751 mmHg		68%
	6 m/s		+13

24 September, Wednesday. day, 12°; night, 11°; clear

25 September, thu

	752 mmHg		72%
	6.1 m/s		+13

25 September, Thursday. day, 12°; night, 10°; rain

26 September, fri

	753 mmHg		74%
	5 m/s		+14

26 September, Friday. day, 12°; night, 11°; clear

27 September, sat

	751 mmHg		74%
	6 m/s		+13

27 September, Saturday. day, 13°; night, 10°; rain

28 September, sun

	752 mmHg		72%
	4.9 m/s		+13

28 September, Sunday. day, 13°; night, 11°; clear

29 September, mon

	750 mmHg		68%
	5.6 m/s		+13

29 September, Monday. day, 14°; night, 11°; rain

30 September, tue

	751 mmHg		73%
	6.6 m/s		+13

30 September, Tuesday. day, 12°; night, 11°; clear

1 October, wed

	750 mmHg		79%
	7.1 m/s		+13

1 October, Wednesday. day, 12°; night, 10°; rain

2 October, thu

	751 mmHg		77%
	5.9 m/s		+13

2 October, Thursday. day, 12°; night, 11°; rain

3 October, fri

	752 mmHg		75%
	7.5 m/s		+14

3 October, Friday. day, 13°; night, 11°; rain

4 October, sat

	753 mmHg		69%
	7.3 m/s		+14

4 October, Saturday. day, 12°; night, 10°; rain

Average data for 10 years

Greymouth September

10

sunny days

16

days with precipitation

4

cloudy days

10 sunny days; 16 days with precipitation; 4 cloudy days;

72

%

air humidity

4.3

m/s

WindSE

203

mm of precipitation

(10% of annual average)

+13

°C

Water temperature

air humidity 72%; 203 millimeters of precipitation (10% of annual average); Wind south-easterly 4.3 Meters per second; Water temperature +13°

Weather graphs for September

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

N

S

S

E

SW

W

SE

E

NE

N

SE

S

SE

NW

SE

N

E

S

SE

SE

SW

S

NE

SE

SE

NE

NW

NE

E

NW

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

Wellington
Dunedin
Queenstown
Christchurch
Invercargill
Wanaka
Akaroa
Milford Sound
Palmerston North

Cities with similar weather in September

Helsinki
Riga
Tallinn
Stockholm
Cholpon-Ata
Oslo
Yurmala
Palanga
Dublin

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

In September, the weather in Greymouth is typically warm. Average daily high temperature in September is about 12 degrees above zero. On average, Greymouth has 16 rainy, 10 sunny, and 4 partly cloudy days in September. The rains are usually heavy. September as well as May, June, July, and August is considered the most uncomfortable time to visit Greymouth.

Links

Help Terms of use Contact us

For partners

Advertisement Yandex.Weather API

Weather forecasts

Hourly forecast Detailed 10 day forecast Monthly forecast Weather map Magnetic storms

Download app

English

English
Русский

Source data: Yandex.Traffic, Roshydromet FSBI "CAO", NOAA, © OpenStreetMap

© 2017–2025 YANDEX LLC