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April weather forecast in Half Moon Bay

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

	754 mmHg		79%
	6.1 m/s		+12

30 March, Sunday. day, 14°; night, 10°; clear

31 March, mon

	754 mmHg		77%
	6.7 m/s		+13

31 March, Monday. day, 15°; night, 10°; clear

1 April, tue

	753 mmHg		77%
	6.7 m/s		+12

1 April, Tuesday. day, 14°; night, 10°; clear

2 April, wed

	753 mmHg		76%
	6.5 m/s		+12

2 April, Wednesday. day, 14°; night, 10°; clear

3 April, thu

	754 mmHg		76%
	7 m/s		+12

3 April, Thursday. day, 13°; night, 10°; partly cloudy

4 April, fri

	754 mmHg		79%
	6.8 m/s		+12

4 April, Friday. day, 13°; night, 9°; rain

5 April, sat

	754 mmHg		78%
	6.4 m/s		+13

5 April, Saturday. day, 13°; night, 10°; overcast

6 April, sun

	754 mmHg		79%
	6.1 m/s		+12

6 April, Sunday. day, 14°; night, 10°; overcast

7 April, mon

	754 mmHg		81%
	6.6 m/s		+12

7 April, Monday. day, 14°; night, 10°; rain

8 April, tue

	755 mmHg		80%
	6.9 m/s		+12

8 April, Tuesday. day, 13°; night, 10°; partly cloudy

9 April, wed

	755 mmHg		79%
	6.5 m/s		+12

9 April, Wednesday. day, 14°; night, 10°; partly cloudy

10 April, thu

	754 mmHg		80%
	6.6 m/s		+12

10 April, Thursday. day, 14°; night, 10°; clear

11 April, fri

	754 mmHg		82%
	7 m/s		+13

11 April, Friday. day, 13°; night, 10°; rain

12 April, sat

	754 mmHg		80%
	7.2 m/s		+13

12 April, Saturday. day, 13°; night, 10°; partly cloudy

13 April, sun

	754 mmHg		79%
	7 m/s		+12

13 April, Sunday. day, 13°; night, 10°; rain

14 April, mon

	755 mmHg		78%
	7 m/s		+12

14 April, Monday. day, 13°; night, 9°; rain

15 April, tue

	754 mmHg		77%
	7 m/s		+12

15 April, Tuesday. day, 13°; night, 9°; clear

16 April, wed

	754 mmHg		79%
	6.6 m/s		+13

16 April, Wednesday. day, 14°; night, 10°; rain

17 April, thu

	755 mmHg		81%
	6.4 m/s		+13

17 April, Thursday. day, 14°; night, 10°; partly cloudy

18 April, fri

	755 mmHg		80%
	6.2 m/s		+13

18 April, Friday. day, 14°; night, 10°; clear

19 April, sat

	755 mmHg		80%
	6.2 m/s		+13

19 April, Saturday. day, 14°; night, 10°; clear

20 April, sun

	754 mmHg		81%
	6.7 m/s		+13

20 April, Sunday. day, 14°; night, 10°; partly cloudy

21 April, mon

	754 mmHg		80%
	6.6 m/s		+13

21 April, Monday. day, 14°; night, 10°; partly cloudy

22 April, tue

	753 mmHg		81%
	6.3 m/s		+13

22 April, Tuesday. day, 15°; night, 10°; clear

23 April, wed

	754 mmHg		80%
	6.3 m/s		+13

23 April, Wednesday. day, 15°; night, 11°; partly cloudy

24 April, thu

	754 mmHg		82%
	6.2 m/s		+13

24 April, Thursday. day, 14°; night, 11°; clear

25 April, fri

	754 mmHg		82%
	6.2 m/s		+13

25 April, Friday. day, 14°; night, 10°; partly cloudy

26 April, sat

	754 mmHg		81%
	6.5 m/s		+13

26 April, Saturday. day, 14°; night, 10°; partly cloudy

27 April, sun

	754 mmHg		80%
	6.8 m/s		+13

27 April, Sunday. day, 14°; night, 10°; clear

28 April, mon

	754 mmHg		80%
	6.6 m/s		+13

28 April, Monday. day, 14°; night, 10°; clear

29 April, tue

	754 mmHg		79%
	6.7 m/s		+13

29 April, Tuesday. day, 14°; night, 10°; clear

30 April, wed

	754 mmHg		79%
	6.8 m/s		+13

30 April, Wednesday. day, 15°; night, 10°; clear

1 May, thu

	753 mmHg		78%
	6.9 m/s		+13

1 May, Thursday. day, 15°; night, 11°; clear

2 May, fri

	753 mmHg		80%
	6.5 m/s		+13

2 May, Friday. day, 15°; night, 11°; rain

3 May, sat

	753 mmHg		81%
	5.9 m/s		+13

3 May, Saturday. day, 15°; night, 11°; partly cloudy

Average data for 10 years

Half Moon Bay April

12

sunny days

6

days with precipitation

5

cloudy days

12 sunny days; 6 days with precipitation; 5 cloudy days;

80

%

air humidity

4.4

m/s

WindW

42

mm of precipitation

(8% of annual average)

+13

°C

Water temperature

air humidity 80%; 42 millimeters of precipitation (8% of annual average); Wind westerly 4.4 Meters per second; Water temperature +13°

Weather graphs for April

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

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W

W

W

W

W

W

W

W

W

W

W

W

W

W

W

W

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W

W

W

W

W

W

W

W

W

W

W

1

Average data for 10 years

2

3

4

5

6

7

8

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10

11

12

13

14

15

16

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19

20

21

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28

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30

Daytime temperature

Night-time temperature

Cities near you

San Francisco
Sacramento
Oakland
Redding
Monterey
San Jose
Reno
Stanford
San Luis Obispo

Cities with similar weather in April

Gagra
Suhum
Baku
Batumi
Pitsunda
Burgas
Varna
New Athos
The Sunny Beach

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

April in Half Moon Bay is the windiest month of the year. In April, the weather in Half Moon Bay is typically warm. Average daily high temperature in April is about 14 degrees above zero. On average, Half Moon Bay has 12 sunny, 10 partly cloudy, 6 rainy, and 2 cloudy days in April. The rains are usually moderate.

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