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September weather forecast in Richmond

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

	761 mmHg		73%
	3.2 m/s		+14

31 August, Sunday. day, 18°; night, 16°; clear

1 September, mon

	762 mmHg		73%
	3.7 m/s		+14

1 September, Monday. day, 18°; night, 16°; partly cloudy

2 September, tue

	762 mmHg		72%
	3.5 m/s		+14

2 September, Tuesday. day, 19°; night, 16°; partly cloudy

3 September, wed

	763 mmHg		64%
	3.4 m/s		+14

3 September, Wednesday. day, 20°; night, 17°; partly cloudy

4 September, thu

	762 mmHg		62%
	3.5 m/s		+14

4 September, Thursday. day, 19°; night, 17°; clear

5 September, fri

	762 mmHg		74%
	3.4 m/s		+13

5 September, Friday. day, 18°; night, 16°; partly cloudy

6 September, sat

	762 mmHg		69%
	3.2 m/s		+14

6 September, Saturday. day, 19°; night, 17°; clear

7 September, sun

	762 mmHg		68%
	3.4 m/s		+14

7 September, Sunday. day, 19°; night, 17°; clear

8 September, mon

	762 mmHg		73%
	3.5 m/s		+14

8 September, Monday. day, 19°; night, 16°; clear

9 September, tue

	764 mmHg		68%
	3.5 m/s		+14

9 September, Tuesday. day, 19°; night, 17°; clear

10 September, wed

	763 mmHg		58%
	3.2 m/s		+14

10 September, Wednesday. day, 20°; night, 17°; clear

11 September, thu

	762 mmHg		62%
	3.9 m/s		+14

11 September, Thursday. day, 19°; night, 16°; clear

12 September, fri

	761 mmHg		62%
	3.7 m/s		+14

12 September, Friday. day, 19°; night, 16°; rain

13 September, sat

	761 mmHg		58%
	2.7 m/s		+14

13 September, Saturday. day, 19°; night, 16°; clear

14 September, sun

	760 mmHg		62%
	2.7 m/s		+14

14 September, Sunday. day, 19°; night, 16°; rain

15 September, mon

	761 mmHg		68%
	3.2 m/s		+14

15 September, Monday. day, 18°; night, 15°; partly cloudy

16 September, tue

	760 mmHg		70%
	3.2 m/s		+14

16 September, Tuesday. day, 18°; night, 15°; clear

17 September, wed

	759 mmHg		75%
	3.7 m/s		+14

17 September, Wednesday. day, 18°; night, 15°; rain

18 September, thu

	760 mmHg		77%
	3.9 m/s		+14

18 September, Thursday. day, 16°; night, 15°; clear

19 September, fri

	760 mmHg		73%
	3.7 m/s		+14

19 September, Friday. day, 17°; night, 14°; clear

20 September, sat

	761 mmHg		68%
	3.7 m/s		+14

20 September, Saturday. day, 17°; night, 14°; clear

21 September, sun

	760 mmHg		69%
	4 m/s		+14

21 September, Sunday. day, 17°; night, 15°; partly cloudy

22 September, mon

	761 mmHg		70%
	4.5 m/s		+14

22 September, Monday. day, 17°; night, 15°; rain

23 September, tue

	761 mmHg		76%
	3.9 m/s		+14

23 September, Tuesday. day, 16°; night, 14°; rain

24 September, wed

	762 mmHg		74%
	4.6 m/s		+14

24 September, Wednesday. day, 16°; night, 14°; rain

25 September, thu

	763 mmHg		75%
	5.4 m/s		+14

25 September, Thursday. day, 16°; night, 14°; rain

26 September, fri

	763 mmHg		72%
	3.2 m/s		+14

26 September, Friday. day, 17°; night, 15°; clear

27 September, sat

	761 mmHg		69%
	3.4 m/s		+14

27 September, Saturday. day, 17°; night, 14°; partly cloudy

28 September, sun

	759 mmHg		69%
	4 m/s		+14

28 September, Sunday. day, 16°; night, 14°; partly cloudy

29 September, mon

	761 mmHg		69%
	3.7 m/s		+14

29 September, Monday. day, 15°; night, 13°; partly cloudy

30 September, tue

	763 mmHg		72%
	3.2 m/s		+13

30 September, Tuesday. day, 15°; night, 13°; clear

1 October, wed

	763 mmHg		74%
	4.5 m/s		+13

1 October, Wednesday. day, 15°; night, 13°; clear

2 October, thu

	763 mmHg		69%
	4.1 m/s		+13

2 October, Thursday. day, 15°; night, 13°; clear

3 October, fri

	762 mmHg		63%
	4.1 m/s		+13

3 October, Friday. day, 15°; night, 13°; partly cloudy

4 October, sat

	761 mmHg		67%
	3.5 m/s		+13

4 October, Saturday. day, 16°; night, 14°; rain

Average data for 10 years

Richmond September

14

sunny days

7

days with precipitation

9

cloudy days

14 sunny days; 7 days with precipitation; 9 cloudy days;

69

%

air humidity

2.5

m/s

WindSE

69

mm of precipitation

(6% of annual average)

+14

°C

Water temperature

air humidity 69%; 69 millimeters of precipitation (6% of annual average); Wind south-easterly 2.5 Meters per second; Water temperature +14°

Weather graphs for September

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

SE

S

NW

S

SE

W

SE

SE

W

W

W

W

NW

SE

SE

E

E

SE

S

E

E

SE

E

SE

SE

S

W

SE

W

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

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

Cities with similar weather in September

Sydney
San Francisco
Boston
Balkhash
Montreal
Bruges
San Sebastian
Durban
Rijeka

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

In September, the weather in Richmond is typically warm. Average daily high temperature in September is about 18 degrees above zero. On average, Richmond has 14 sunny, 9 partly cloudy, and 7 rainy days in September. The rains are usually heavy.

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