July weather forecast
Pleasanton, CA

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Neon-lit buildings in the CBD of downtown Pleasanton, California
Neon-lit buildings in the CBD of downtown Pleasanton, California

Weather in July

July, the same as June, is another warm summer month in Pleasanton, California, with an average temperature varying between 85.3°F (29.6°C) and 55.9°F (13.3°C).

Temperature

July is the warmest month, exhibiting average temperatures of 85.3°F (29.6°C) at the peak and 55.9°F (13.3°C) at the base.

Heat index

July's heat index is evaluated at a hot 87.8°F (31°C). With ongoing exposure and activity, one might experience weariness, and heat cramps could ensue.
The standards for the heat index are set for locations in shade and under light breezes. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', integrates the air's temperature and its humidity to showcase the felt temperature by people. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Younglings are generally more in peril than adults due to their reduced perspiration. Coupled with a larger skin surface relative to their tiny bodies and greater heat production because of their activity, they become more at risk.

Humidity

The months with the lowest humidity are July and September, with an average relative humidity of 56%.

Rainfall

July and August are months with the least rain when the rain falls for 1.8 days and typically aggregates up to 0.04" (1mm) of rain.

Daylight

In Pleasanton, the average length of the day in July is 14h and 28min.
On the first day of the month, sunrise is at 5:50 am and sunset at 8:33 pm. On the last day of July, sunrise is at 6:11 am and sunset at 8:16 pm PDT.

Sunshine

With an average of 12.1h of sunshine, July has the most sunshine of the year.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In July, the maximum UV index of 6 translates into these guidelines:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest?

In Pleasanton, July is the month with the highest recorded average temperatures, measuring a high of 85.3°F (29.6°C) and a low of 55.9°F (13.3°C).

How hot does it get in July?

The high-temperature, in July, in Pleasanton, records 85.3°F (29.6°C), while the low-temperature is 55.9°F (13.3°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 87.8°F (31°C).

What are the least humid months in Pleasanton?

The months with the lowest humidity are July and September, with an average relative humidity of 56%.

What is the average humidity in July?

In July, the average relative humidity is 56%.

What is the driest month?

July and August are months with the least rain when the rain falls for 1.8 days and typically aggregates up to 0.04" (1mm) of rain.

How much does it rain in July?

In Pleasanton, in July, during 1.8 rainfall days, 0.04" (1mm) of precipitation is typically accumulated.

What is the average length of the day in July?

In July, the average day length is 14h and 28min.

When is the sunrise / sunset in July?

In July, on the first day of the month, sunrise is at 5:50 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:16 pm PDT.

What month has the most sunshine?

July has the most sunshine of the year, with an average of 12.1h of sunshine.

How many hours of sunshine does Pleasanton have in July?

The average sunshine duration in July is 12.1h.

When is the highest UV index?

The months with the highest UV index in Pleasanton are June through August, with an average maximum UV index of 6.

How high is the UV index in July?

In July, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Pleasanton, CA

Average temperature in July - Pleasanton, CA
  • Average high temperature in July: 85.3°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is December (55°F).

  • Average low temperature in July: 55.9°F

The month with the highest average low temperature is August (56.7°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).

Average pressure in July
Pleasanton, CA

Average pressure in July - Pleasanton, CA
  • Average pressure in July: 29.93"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).

Average wind speed in July
Pleasanton, CA

Average wind speed in July - Pleasanton, CA
  • Average wind speed in July: 5.7mph

The windiest month (with the highest average wind speed) is May (6.3mph).
The calmest month (with the lowest average wind speed) is November (4.2mph).

Average humidity in July
Pleasanton, CA

Average humidity in July - Pleasanton, CA
  • Average humidity in July: 56%

The month with the highest relative humidity is March (74%).
The months with the lowest relative humidity are July and September (56%).

Average rainfall in July
Pleasanton, CA

Average rainfall in July - Pleasanton, CA
  • Average rainfall in July: 0.04"

The wettest month (with the highest rainfall) is February (2.05").
The driest months (with the least rainfall) are July and August (0.04").

Average rainfall days in July
Pleasanton, CA

Average rainfall days in July - Pleasanton, CA
  • Average rainfall days in July: 1.8 days

The month with the highest number of rainy days is March (12.4 days).
The month with the least rainy days is August (0.9 days).

Average daylight in July /
Average sunshine in July
Pleasanton, CA

Average daylight in July / Average sunshine in July - Pleasanton, CA
  • Average daylight in July: 14h and 3min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in July: 12h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

Average sunshine days in July
Pleasanton, CA

Average sunshine days in July - Pleasanton, CA
  • Average sunshine days in July: 28.3 days

The month with the most sunshine days is August (29 days).
The month with the least sunshine days is March (17.6 days).

Average UV index in July
Pleasanton, CA

Average UV index in July - Pleasanton, CA
  • Average UV index in July: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in July
Pleasanton, CA

Average cloud cover in July - Pleasanton, CA
  • Average cloud cover in July: 5

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 5).

Average visibility in July
Pleasanton, CA

Average visibility in July - Pleasanton, CA
  • Average visibility in July: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Pleasanton, California, USA

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