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San Jose weather in August

Weather in San Jose: August


	Average day temperature:	85.8°F
	Average night temperature:	59.1°F

	Sea water temperature:	62.6°F

	Number of sunny days:	29 days
	Day length:	13.0 - 14.0 hours

	Number of rainy days:	0 days
	Precipitation totals:	0.1 in.

more information

14 days
forecast

San Jose

sea water
temperature

San Jose

January
February
March
April

May
June
July
August

September
October
November
December

Show year:

2024

2023

2022

112

128

Day temperature

Night temperature

The highest day temperature during August of 2024 was 97°F. At the same time the lowest night temperature was 53°F. Day and night temperature averages during August were 85.6°F and 59.7°F.

Show year:

2024

2023

2022

The average sea water temperature in August of 2024 was 67.5°F. The highest and lowest sea temperatures during the month were 70.3°F and 65.7°F.

	Sunny days
	Partly cloudy days
	Cloudy days

94%

Almost all days of August in San Jose are sunny. Cloudy days are rare.

jan

feb

mar

apr

may

jun

jul

aug

sep

oct

nov

dec

0.0

0.5

0.9

1.4

1.8

2.3

2.7

3.2

1.1

1.9

1.6

2.7

1.1

1.9

1.6

2.7

Precipitation total value in San Jose in August is 0.1 in. Other months of the year show relatively similar values.

jan

feb

mar

apr

may

jun

jul

aug

sep

oct

nov

dec

0.0

0.9

1.9

2.8

3.7

4.6

5.6

6.5

4.0

3.9

4.2

4.4

4.7

5.4

5.3

5.2

4.6

4.0

3.9

4.2

4.4

4.5

4.7

5.4

5.3

5.2

4.6

The average wind speed value in August is 4.5 mph

jan

feb

mar

apr

may

jun

jul

aug

sep

oct

nov

dec

0.0

2.2

4.4

6.7

8.9

11.1

13.3

15.6

4.6

6.8

8.6

10.1

13.0

12.8

12.1

9.9

6.8

6.4

6.1

4.6

6.8

8.6

10.1

12.6

13.0

12.8

12.1

9.9

6.8

6.4

6.1

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 12.6.