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September weather forecast in Ferndale

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

	758 mmHg		76%
	3.3 m/s		+15

31 August, Sunday. day, 21°; night, 13°; rain

1 September, mon

	758 mmHg		75%
	3.2 m/s		+15

1 September, Monday. day, 22°; night, 12°; clear

2 September, tue

	758 mmHg		74%
	2.9 m/s		+15

2 September, Tuesday. day, 22°; night, 12°; clear

3 September, wed

	758 mmHg		74%
	2.9 m/s		+15

3 September, Wednesday. day, 22°; night, 12°; clear

4 September, thu

	758 mmHg		75%
	2.8 m/s		+15

4 September, Thursday. day, 22°; night, 12°; clear

5 September, fri

	758 mmHg		76%
	2.9 m/s		+14

5 September, Friday. day, 21°; night, 12°; clear

6 September, sat

	759 mmHg		75%
	3.1 m/s		+15

6 September, Saturday. day, 21°; night, 12°; clear

7 September, sun

	759 mmHg		75%
	3.1 m/s		+15

7 September, Sunday. day, 22°; night, 12°; clear

8 September, mon

	758 mmHg		75%
	3.4 m/s		+15

8 September, Monday. day, 21°; night, 12°; partly cloudy

9 September, tue

	757 mmHg		76%
	3.1 m/s		+15

9 September, Tuesday. day, 21°; night, 12°; partly cloudy

10 September, wed

	758 mmHg		75%
	3.1 m/s		+16

10 September, Wednesday. day, 21°; night, 12°; clear

11 September, thu

	758 mmHg		74%
	3 m/s		+15

11 September, Thursday. day, 22°; night, 12°; clear

12 September, fri

	758 mmHg		75%
	2.7 m/s		+16

12 September, Friday. day, 22°; night, 12°; clear

13 September, sat

	758 mmHg		76%
	2.8 m/s		+15

13 September, Saturday. day, 21°; night, 12°; clear

14 September, sun

	756 mmHg		78%
	3 m/s		+15

14 September, Sunday. day, 21°; night, 12°; partly cloudy

15 September, mon

	756 mmHg		78%
	3.1 m/s		+15

15 September, Monday. day, 20°; night, 11°; partly cloudy

16 September, tue

	756 mmHg		78%
	3.2 m/s		+15

16 September, Tuesday. day, 19°; night, 11°; rain

17 September, wed

	756 mmHg		80%
	3.7 m/s		+15

17 September, Wednesday. day, 19°; night, 12°; rain

18 September, thu

	757 mmHg		81%
	3.5 m/s		+15

18 September, Thursday. day, 18°; night, 12°; rain

19 September, fri

	758 mmHg		81%
	3.2 m/s		+14

19 September, Friday. day, 18°; night, 11°; rain

20 September, sat

	759 mmHg		79%
	3.2 m/s		+15

20 September, Saturday. day, 19°; night, 11°; partly cloudy

21 September, sun

	759 mmHg		78%
	2.9 m/s		+15

21 September, Sunday. day, 19°; night, 10°; clear

22 September, mon

	758 mmHg		77%
	3 m/s		+15

22 September, Monday. day, 19°; night, 10°; rain

23 September, tue

	758 mmHg		78%
	3.2 m/s		+15

23 September, Tuesday. day, 19°; night, 11°; rain

24 September, wed

	759 mmHg		80%
	3 m/s		+15

24 September, Wednesday. day, 19°; night, 10°; partly cloudy

25 September, thu

	758 mmHg		80%
	3.4 m/s		+14

25 September, Thursday. day, 19°; night, 11°; overcast

26 September, fri

	758 mmHg		81%
	3.4 m/s		+15

26 September, Friday. day, 18°; night, 11°; rain

27 September, sat

	759 mmHg		80%
	3.4 m/s		+15

27 September, Saturday. day, 19°; night, 10°; rain

28 September, sun

	758 mmHg		79%
	3.4 m/s		+14

28 September, Sunday. day, 19°; night, 10°; partly cloudy

29 September, mon

	757 mmHg		78%
	3.7 m/s		+15

29 September, Monday. day, 18°; night, 10°; rain

30 September, tue

	757 mmHg		81%
	3.7 m/s		+15

30 September, Tuesday. day, 17°; night, 10°; rain

1 October, wed

	758 mmHg		81%
	3.1 m/s		+14

1 October, Wednesday. day, 17°; night, 9°; clear

2 October, thu

	758 mmHg		80%
	3.1 m/s		+14

2 October, Thursday. day, 16°; night, 9°; partly cloudy

3 October, fri

	758 mmHg		81%
	3 m/s		+14

3 October, Friday. day, 16°; night, 9°; clear

4 October, sat

	758 mmHg		79%
	3.3 m/s		+14

4 October, Saturday. day, 16°; night, 9°; clear

Average data for 10 years

Ferndale September

12

sunny days

10

days with precipitation

6

cloudy days

12 sunny days; 10 days with precipitation; 6 cloudy days;

77

%

air humidity

1.9

m/s

WindS

95

mm of precipitation

(6% of annual average)

+15

°C

Water temperature

air humidity 77%; 95 millimeters of precipitation (6% of annual average); Wind southerly 1.9 Meters per second; Water temperature +15°

Weather graphs for September

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

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S

S

SW

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

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

Vancouver
Seattle
Portland
Salem
Victoria
Vancouver
Mount Ranier National Park
Courtenay
Kelowna

Cities with similar weather in September

Sydney
Balkhash
Montreal
Bruges
Brighton
Rostock
Lubek
Rijeka
Bournemouth

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

In September, the weather in Ferndale is typically warm. Average daily high temperature in September is about 20 degrees above zero. On average, Ferndale has 12 sunny, 10 rainy, 7 partly cloudy, and 1 cloudy day in September. The rains are usually heavy.

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