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September weather forecast in El Cajon

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

	740 mmHg		57%
	3.4 m/s		+22

1 September, Sunday. day, 26°; night, 22°; clear

2 September, mon

	740 mmHg		58%
	3.2 m/s		+22

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

3 September, tue

	740 mmHg		58%
	3.2 m/s		+22

3 September, Tuesday. day, 25°; night, 21°; clear

4 September, wed

	740 mmHg		57%
	3 m/s		+21

4 September, Wednesday. day, 25°; night, 22°; clear

5 September, thu

	740 mmHg		58%
	3 m/s		+21

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

6 September, fri

	740 mmHg		60%
	2.9 m/s		+21

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

7 September, sat

	740 mmHg		61%
	3 m/s		+21

7 September, Saturday. day, 25°; night, 21°; clear

8 September, sun

	741 mmHg		62%
	2.7 m/s		+21

8 September, Sunday. day, 25°; night, 20°; clear

9 September, mon

	741 mmHg		61%
	2.9 m/s		+21

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

10 September, tue

	741 mmHg		60%
	3.2 m/s		+21

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

11 September, wed

	741 mmHg		62%
	3.2 m/s		+21

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

12 September, thu

	741 mmHg		64%
	3.2 m/s		+21

12 September, Thursday. day, 24°; night, 20°; clear

13 September, fri

	741 mmHg		64%
	3 m/s		+21

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

14 September, sat

	741 mmHg		61%
	3.4 m/s		+21

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

15 September, sun

	741 mmHg		57%
	3.2 m/s		+21

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

16 September, mon

	741 mmHg		58%
	3.2 m/s		+21

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

17 September, tue

	741 mmHg		60%
	2.7 m/s		+21

17 September, Tuesday. day, 24°; night, 20°; clear

18 September, wed

	741 mmHg		60%
	2.9 m/s		+21

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

19 September, thu

	741 mmHg		60%
	3.2 m/s		+21

19 September, Thursday. day, 24°; night, 20°; clear

20 September, fri

	741 mmHg		66%
	3.5 m/s		+21

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

21 September, sat

	741 mmHg		63%
	2.9 m/s		+21

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

22 September, sun

	741 mmHg		54%
	3 m/s		+21

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

23 September, mon

	741 mmHg		50%
	3 m/s		+21

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

24 September, tue

	741 mmHg		46%
	3.2 m/s		+21

24 September, Tuesday. day, 26°; night, 22°; clear

25 September, wed

	740 mmHg		49%
	3.4 m/s		+21

25 September, Wednesday. day, 26°; night, 22°; clear

26 September, thu

	740 mmHg		47%
	3.4 m/s		+21

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

27 September, fri

	741 mmHg		49%
	3.2 m/s		+21

27 September, Friday. day, 25°; night, 21°; clear

28 September, sat

	741 mmHg		54%
	3.5 m/s		+21

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

29 September, sun

	741 mmHg		54%
	3.2 m/s		+21

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

30 September, mon

	741 mmHg		50%
	3.4 m/s		+21

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

1 October, tue

	741 mmHg		55%
	2.7 m/s		+21

1 October, Tuesday. day, 25°; night, 21°; clear

2 October, wed

	740 mmHg		56%
	3.2 m/s		+21

2 October, Wednesday. day, 24°; night, 19°; clear

3 October, thu

	741 mmHg		60%
	3.7 m/s		+21

3 October, Thursday. day, 21°; night, 17°; clear

4 October, fri

	742 mmHg		58%
	3.7 m/s		+20

4 October, Friday. day, 21°; night, 18°; clear

5 October, sat

	742 mmHg		56%
	3.4 m/s		+20

5 October, Saturday. day, 21°; night, 18°; clear

Average data for 10 years

El Cajon September

30

sunny days

0

days with precipitation

0

cloudy days

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

57

%

air humidity

2.2

m/s

WindNW

4

mm of precipitation

(2% of annual average)

+21

°C

Water temperature

air humidity 57%; 4 millimeters of precipitation (2% of annual average); Wind north-westerly 2.2 Meters per second; Water temperature +21°

Weather graphs for September

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

NW

NW

NW

N

NW

NW

W

W

NW

NW

NW

W

NW

NW

N

W

NW

NW

NW

W

NW

N

NW

N

NW

N

NW

N

N

NE

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

Bodrum
Malaga
Alicante
Naples
Majorca
Palermo
Rio de Janeiro
Kerkyra
Retimno

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

In September, the weather in El Cajon is typically warm. Average daily high temperature in September is about 25 degrees above zero. On average, El Cajon has 30 sunny days in September. September as well as June, July, August, and October is considered the most comfortable time to visit El Cajon.

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