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July weather forecast in Simi Valley

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

29 June, sun

	703 mmHg		51%
	3.2 m/s		+20

29 June, Sunday. day, 29°; night, 17°; clear

30 June, mon

	704 mmHg		49%
	3.2 m/s		+20

30 June, Monday. day, 30°; night, 16°; clear

1 July, tue

	703 mmHg		48%
	3.2 m/s		+20

1 July, Tuesday. day, 30°; night, 17°; clear

2 July, wed

	703 mmHg		49%
	3.3 m/s		+20

2 July, Wednesday. day, 30°; night, 17°; clear

3 July, thu

	703 mmHg		50%
	3.2 m/s		+20

3 July, Thursday. day, 29°; night, 17°; clear

4 July, fri

	703 mmHg		50%
	3.2 m/s		+20

4 July, Friday. day, 29°; night, 17°; clear

5 July, sat

	704 mmHg		50%
	3.1 m/s		+20

5 July, Saturday. day, 30°; night, 17°; clear

6 July, sun

	704 mmHg		50%
	3.1 m/s		+20

6 July, Sunday. day, 30°; night, 17°; clear

7 July, mon

	704 mmHg		50%
	3.2 m/s		+20

7 July, Monday. day, 30°; night, 17°; clear

8 July, tue

	704 mmHg		49%
	3.2 m/s		+21

8 July, Tuesday. day, 29°; night, 18°; clear

9 July, wed

	704 mmHg		51%
	3.2 m/s		+20

9 July, Wednesday. day, 30°; night, 17°; clear

10 July, thu

	704 mmHg		50%
	3.1 m/s		+21

10 July, Thursday. day, 30°; night, 18°; partly cloudy

11 July, fri

	704 mmHg		51%
	3.2 m/s		+21

11 July, Friday. day, 30°; night, 18°; partly cloudy

12 July, sat

	704 mmHg		51%
	3.2 m/s		+21

12 July, Saturday. day, 30°; night, 18°; clear

13 July, sun

	704 mmHg		50%
	3.2 m/s		+21

13 July, Sunday. day, 31°; night, 18°; clear

14 July, mon

	704 mmHg		50%
	3.1 m/s		+21

14 July, Monday. day, 30°; night, 18°; clear

15 July, tue

	704 mmHg		51%
	3.2 m/s		+21

15 July, Tuesday. day, 30°; night, 18°; clear

16 July, wed

	704 mmHg		52%
	3.2 m/s		+21

16 July, Wednesday. day, 30°; night, 18°; clear

17 July, thu

	704 mmHg		51%
	3.2 m/s		+21

17 July, Thursday. day, 30°; night, 18°; clear

18 July, fri

	704 mmHg		50%
	3.3 m/s		+21

18 July, Friday. day, 30°; night, 18°; clear

19 July, sat

	704 mmHg		50%
	3.3 m/s		+21

19 July, Saturday. day, 30°; night, 18°; clear

20 July, sun

	704 mmHg		51%
	3.3 m/s		+21

20 July, Sunday. day, 30°; night, 18°; clear

21 July, mon

	704 mmHg		50%
	3.2 m/s		+21

21 July, Monday. day, 30°; night, 18°; clear

22 July, tue

	704 mmHg		51%
	3 m/s		+21

22 July, Tuesday. day, 30°; night, 18°; rain

23 July, wed

	704 mmHg		50%
	2.9 m/s		+21

23 July, Wednesday. day, 31°; night, 19°; clear

24 July, thu

	704 mmHg		51%
	3.1 m/s		+21

24 July, Thursday. day, 31°; night, 18°; clear

25 July, fri

	704 mmHg		50%
	3.1 m/s		+21

25 July, Friday. day, 31°; night, 19°; clear

26 July, sat

	704 mmHg		51%
	3.2 m/s		+21

26 July, Saturday. day, 31°; night, 19°; clear

27 July, sun

	704 mmHg		51%
	3.2 m/s		+21

27 July, Sunday. day, 31°; night, 19°; clear

28 July, mon

	704 mmHg		52%
	3.1 m/s		+21

28 July, Monday. day, 30°; night, 18°; clear

29 July, tue

	704 mmHg		52%
	3 m/s		+21

29 July, Tuesday. day, 31°; night, 18°; clear

30 July, wed

	704 mmHg		52%
	3.1 m/s		+21

30 July, Wednesday. day, 30°; night, 18°; clear

31 July, thu

	704 mmHg		52%
	3.2 m/s		+21

31 July, Thursday. day, 30°; night, 18°; clear

1 August, fri

	705 mmHg		51%
	3.1 m/s		+21

1 August, Friday. day, 30°; night, 18°; clear

2 August, sat

	705 mmHg		49%
	3.1 m/s		+22

2 August, Saturday. day, 31°; night, 18°; clear

Average data for 10 years

Simi Valley July

28

sunny days

1

day with precipitation

2

cloudy days

28 sunny days; 1 day with precipitation; 2 cloudy days;

51

%

air humidity

1.5

m/s

WindSW

4

mm of precipitation

(1% of annual average)

+21

°C

Water temperature

air humidity 51%; 4 millimeters of precipitation (1% of annual average); Wind south-westerly 1.5 Meters per second; Water temperature +21°

Weather graphs for July

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

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

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

31

Daytime temperature

Night-time temperature

Cities near you

Los Angeles
San Diego
Santa Monica
Beverly Hills
Monterey
Mexicali
Santa Barbara
Glendale
San Luis Obispo

Cities with similar weather in July

Yerevan
Toronto
Bratislava
Marseilles
Casablanca
San Remo
Caracas
Como
Mogadishu

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

In July, the weather in Simi Valley is typically hot. Average daily high temperature in July is about 30 degrees above zero. On average, Simi Valley has 28 sunny, 2 partly cloudy, and 1 rainy day in July. The rains are usually light.

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