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September weather forecast in Downey

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

	741 mmHg		49%
	3.7 m/s		+26

1 September, Sunday. day, 25°; night, 21°; clear

2 September, mon

	741 mmHg		47%
	3.9 m/s		+26

2 September, Monday. day, 25°; night, 22°; clear

3 September, tue

	741 mmHg		50%
	4 m/s		+26

3 September, Tuesday. day, 25°; night, 22°; clear

4 September, wed

	741 mmHg		50%
	4 m/s		+25

4 September, Wednesday. day, 24°; night, 21°; clear

5 September, thu

	741 mmHg		46%
	3.7 m/s		+26

5 September, Thursday. day, 25°; night, 22°; clear

6 September, fri

	741 mmHg		46%
	4 m/s		+26

6 September, Friday. day, 26°; night, 22°; clear

7 September, sat

	741 mmHg		55%
	3.7 m/s		+25

7 September, Saturday. day, 24°; night, 21°; clear

8 September, sun

	741 mmHg		50%
	3.7 m/s		+25

8 September, Sunday. day, 24°; night, 21°; clear

9 September, mon

	742 mmHg		50%
	4.3 m/s		+25

9 September, Monday. day, 25°; night, 21°; clear

10 September, tue

	742 mmHg		54%
	4 m/s		+25

10 September, Tuesday. day, 24°; night, 21°; clear

11 September, wed

	742 mmHg		54%
	3.7 m/s		+25

11 September, Wednesday. day, 23°; night, 21°; clear

12 September, thu

	741 mmHg		56%
	4 m/s		+25

12 September, Thursday. day, 23°; night, 20°; clear

13 September, fri

	741 mmHg		60%
	4 m/s		+24

13 September, Friday. day, 23°; night, 21°; clear

14 September, sat

	742 mmHg		56%
	4.6 m/s		+25

14 September, Saturday. day, 24°; night, 22°; clear

15 September, sun

	742 mmHg		47%
	4.1 m/s		+25

15 September, Sunday. day, 25°; night, 21°; clear

16 September, mon

	742 mmHg		51%
	3.9 m/s		+25

16 September, Monday. day, 23°; night, 20°; clear

17 September, tue

	742 mmHg		54%
	3.7 m/s		+24

17 September, Tuesday. day, 23°; night, 20°; clear

18 September, wed

	742 mmHg		52%
	3.7 m/s		+24

18 September, Wednesday. day, 23°; night, 20°; clear

19 September, thu

	742 mmHg		54%
	3.7 m/s		+24

19 September, Thursday. day, 23°; night, 20°; clear

20 September, fri

	741 mmHg		58%
	4 m/s		+24

20 September, Friday. day, 23°; night, 19°; clear

21 September, sat

	741 mmHg		57%
	3.5 m/s		+24

21 September, Saturday. day, 23°; night, 20°; clear

22 September, sun

	742 mmHg		49%
	4 m/s		+25

22 September, Sunday. day, 24°; night, 22°; clear

23 September, mon

	742 mmHg		37%
	4.3 m/s		+26

23 September, Monday. day, 26°; night, 23°; clear

24 September, tue

	742 mmHg		43%
	4.3 m/s		+26

24 September, Tuesday. day, 26°; night, 23°; clear

25 September, wed

	741 mmHg		40%
	4.9 m/s		+26

25 September, Wednesday. day, 26°; night, 23°; clear

26 September, thu

	741 mmHg		40%
	4.6 m/s		+27

26 September, Thursday. day, 26°; night, 22°; clear

27 September, fri

	742 mmHg		44%
	4.4 m/s		+26

27 September, Friday. day, 25°; night, 22°; clear

28 September, sat

	742 mmHg		49%
	4 m/s		+25

28 September, Saturday. day, 24°; night, 21°; clear

29 September, sun

	742 mmHg		43%
	4 m/s		+25

29 September, Sunday. day, 25°; night, 22°; clear

30 September, mon

	742 mmHg		43%
	4.5 m/s		+26

30 September, Monday. day, 25°; night, 23°; clear

1 October, tue

	742 mmHg		43%
	4.5 m/s		+26

1 October, Tuesday. day, 25°; night, 22°; clear

2 October, wed

	741 mmHg		52%
	4.1 m/s		+24

2 October, Wednesday. day, 23°; night, 19°; clear

3 October, thu

	741 mmHg		50%
	5 m/s		+23

3 October, Thursday. day, 21°; night, 18°; clear

4 October, fri

	742 mmHg		56%
	4.5 m/s		+22

4 October, Friday. day, 20°; night, 18°; clear

5 October, sat

	743 mmHg		50%
	4.4 m/s		+23

5 October, Saturday. day, 22°; night, 19°; clear

Average data for 10 years

Downey September

30

sunny days

0

days with precipitation

0

cloudy days

30 sunny days; 0 days with precipitation; 0 cloudy days;

61

%

air humidity

2.5

m/s

WindSW

3

mm of precipitation

(2% of annual average)

+25

°C

Water temperature

air humidity 61%; 3 millimeters of precipitation (2% of annual average); Wind south-westerly 2.5 Meters per second; Water temperature +25°

Weather graphs for September

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

S

S

S

S

S

S

SW

SW

SW

SW

SW

SW

SW

SW

S

S

SW

SW

SW

SE

SW

SE

NE

SE

N

S

S

SW

E

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

Los Angeles
Las Vegas
San Diego
Mexicali
Yuma
Irvine
Beverly Hills
Santa Barbara
Long Beach

Cities with similar weather in September

Barcelona
Rome
Salou
Malaga
Alicante
Naples
Palermo
Rio de Janeiro
Retimno

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

September in Downey is the warmest month of the year. In September, the weather in Downey is typically warm. Average daily high temperature in September is about 24 degrees above zero. On average, Downey has 30 sunny days in September. September as well as June, July, August, and October is considered the most comfortable time to visit Downey.

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