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April 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

30 March, sun

	704 mmHg		55%
	3.7 m/s		+16

30 March, Sunday. day, 20°; night, 7°; clear

31 March, mon

	704 mmHg		57%
	3.7 m/s		+16

31 March, Monday. day, 19°; night, 7°; clear

1 April, tue

	703 mmHg		57%
	3.5 m/s		+16

1 April, Tuesday. day, 19°; night, 7°; rain

2 April, wed

	703 mmHg		58%
	3.6 m/s		+16

2 April, Wednesday. day, 19°; night, 7°; clear

3 April, thu

	704 mmHg		62%
	3.5 m/s		+16

3 April, Thursday. day, 18°; night, 7°; partly cloudy

4 April, fri

	704 mmHg		58%
	3.8 m/s		+16

4 April, Friday. day, 18°; night, 7°; partly cloudy

5 April, sat

	704 mmHg		60%
	3.8 m/s		+16

5 April, Saturday. day, 18°; night, 7°; overcast

6 April, sun

	704 mmHg		58%
	3.7 m/s		+16

6 April, Sunday. day, 19°; night, 7°; partly cloudy

7 April, mon

	704 mmHg		57%
	3.8 m/s		+16

7 April, Monday. day, 20°; night, 7°; rain

8 April, tue

	704 mmHg		58%
	3.6 m/s		+16

8 April, Tuesday. day, 19°; night, 7°; partly cloudy

9 April, wed

	704 mmHg		55%
	3.7 m/s		+15

9 April, Wednesday. day, 19°; night, 7°; clear

10 April, thu

	704 mmHg		52%
	3.4 m/s		+16

10 April, Thursday. day, 20°; night, 7°; clear

11 April, fri

	703 mmHg		56%
	3.4 m/s		+16

11 April, Friday. day, 20°; night, 7°; rain

12 April, sat

	703 mmHg		58%
	3.8 m/s		+16

12 April, Saturday. day, 20°; night, 7°; partly cloudy

13 April, sun

	704 mmHg		58%
	3.9 m/s		+16

13 April, Sunday. day, 19°; night, 8°; clear

14 April, mon

	704 mmHg		57%
	4 m/s		+16

14 April, Monday. day, 19°; night, 7°; rain

15 April, tue

	703 mmHg		54%
	3.9 m/s		+16

15 April, Tuesday. day, 19°; night, 6°; clear

16 April, wed

	704 mmHg		55%
	3.7 m/s		+16

16 April, Wednesday. day, 20°; night, 7°; clear

17 April, thu

	704 mmHg		56%
	3.5 m/s		+17

17 April, Thursday. day, 20°; night, 7°; clear

18 April, fri

	705 mmHg		57%
	3.6 m/s		+17

18 April, Friday. day, 20°; night, 8°; partly cloudy

19 April, sat

	704 mmHg		54%
	3.5 m/s		+17

19 April, Saturday. day, 21°; night, 8°; clear

20 April, sun

	704 mmHg		55%
	3.6 m/s		+17

20 April, Sunday. day, 21°; night, 8°; clear

21 April, mon

	703 mmHg		54%
	3.6 m/s		+16

21 April, Monday. day, 21°; night, 8°; clear

22 April, tue

	703 mmHg		56%
	3.6 m/s		+16

22 April, Tuesday. day, 21°; night, 9°; rain

23 April, wed

	703 mmHg		57%
	3.7 m/s		+16

23 April, Wednesday. day, 21°; night, 9°; clear

24 April, thu

	704 mmHg		56%
	3.5 m/s		+17

24 April, Thursday. day, 21°; night, 9°; clear

25 April, fri

	704 mmHg		57%
	3.6 m/s		+17

25 April, Friday. day, 22°; night, 9°; clear

26 April, sat

	703 mmHg		54%
	3.7 m/s		+17

26 April, Saturday. day, 23°; night, 9°; clear

27 April, sun

	703 mmHg		54%
	3.5 m/s		+17

27 April, Sunday. day, 22°; night, 10°; partly cloudy

28 April, mon

	703 mmHg		52%
	3.7 m/s		+17

28 April, Monday. day, 22°; night, 10°; clear

29 April, tue

	703 mmHg		50%
	3.7 m/s		+17

29 April, Tuesday. day, 23°; night, 10°; clear

30 April, wed

	704 mmHg		51%
	3.6 m/s		+17

30 April, Wednesday. day, 23°; night, 10°; clear

1 May, thu

	703 mmHg		51%
	3.6 m/s		+17

1 May, Thursday. day, 23°; night, 10°; clear

2 May, fri

	703 mmHg		52%
	3.4 m/s		+18

2 May, Friday. day, 23°; night, 10°; clear

3 May, sat

	703 mmHg		52%
	3.5 m/s		+17

3 May, Saturday. day, 23°; night, 10°; clear

Average data for 10 years

Simi Valley April

17

sunny days

5

days with precipitation

2

cloudy days

17 sunny days; 5 days with precipitation; 2 cloudy days;

56

%

air humidity

1.9

m/s

WindSW

30

mm of precipitation

(8% of annual average)

+16

°C

Water temperature

air humidity 56%; 30 millimeters of precipitation (8% of annual average); Wind south-westerly 1.9 Meters per second; Water temperature +16°

Weather graphs for April

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

SW

SW

SW

SW

SW

S

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

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 April

Rome
Tunis
Athens
Heraklion
Milan
Jerba
Venice
Hammamet
Bodrum

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

April in Simi Valley is the windiest month of the year. In April, the weather in Simi Valley is typically warm. Average daily high temperature in April is about 20 degrees above zero. On average, Simi Valley has 17 sunny, 7 partly cloudy, 5 rainy, and 1 cloudy day in April. The rains are usually light.

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