July weather forecast
Mountain View, CA

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A street in Mountain View Town, California, with neon-lit building, trees, and parked cars
A street in Mountain View Town, California, with neon-lit building, trees, and parked cars

Weather in July

July, the same as June, is another warm summer month in Mountain View, California, with an average temperature varying between 55.2°F (12.9°C) and 79.7°F (26.5°C).

Temperature

With average high and low temperatures of 79.7°F (26.5°C) and 55.2°F (12.9°C) respectively, July is Mountain View's warmest month.

Humidity

July, September and October, with an average relative humidity of 63%, are the least humid months.

Rainfall

The months with the least rainfall are June through August Rain falls for 1.3 days and accumulates 0.04" (1mm) of rain.

Daylight

In July, the average length of the day is 14h and 26min.
On the first day of July, sunrise is at 5:51 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:16 pm PDT.

Sunshine

The months with the most sunshine are July and August, with an average of 12h of sunshine.

UV index

The average daily maximum UV index in July is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 5 during July leads to these instructions:
Guard yourself - Avoiding sunburn is suggested. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Updated: Jun 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months?

The warmest month is July, with an average high-temperature of 79.7°F (26.5°C) and an average low-temperature of 55.2°F (12.9°C).

What are the temperatures in July?

The high-temperature, in July, in Mountain View, is 79.7°F (26.5°C), while the low-temperature averages to 55.2°F (12.9°C).

What is the least humid month?

The months with the lowest humidity are July, September and October, with an average relative humidity of 63%.

What is the average humidity in July?

In July, the average relative humidity is 63%.

What is the driest month?

June through August are months with the least rain when the rain falls for 1.3 days and typically aggregates up to 0.04" (1mm) of rain.

How many days does it rain in July?

In Mountain View, during July, the rain falls for 1.3 days and regularly aggregates up to 0.04" (1mm) of precipitation.

How many hours of daylight does Mountain View have in July?

The average day length in July is 14h and 26min.

When are sunrise and sunset in July?

On the first day of July, sunrise is at 5:51 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:16 pm PDT.

What is the month with the most sunshine?

The months with the most sunshine are July and August, with an average of 12h of sunshine.

How long on average sun shines in July?

In Mountain View, California, the average sunshine duration in July is 12h.

How high is the UV index in July?

The average daily maximum UV index in July is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe 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
Mountain View, CA

Average temperature in July - Mountain View, CA
  • Average high temperature in July: 79.7°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is December (56.5°F).

  • Average low temperature in July: 55.2°F

The month with the highest average low temperature is August (56.8°F).
The coldest month (with the lowest average low temperature) is December (44.1°F).

Average pressure in July
Mountain View, CA

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June and September (29.92"Hg).

Average wind speed in July
Mountain View, CA

Average wind speed in July - Mountain View, CA
  • Average wind speed in July: 4.9mph

The windiest months (with the highest average wind speed) are April and May (6.2mph).
The calmest months (with the lowest average wind speed) are August, September, October and November (4.7mph).

Average humidity in July
Mountain View, CA

Average humidity in July - Mountain View, CA
  • Average humidity in July: 63%

The month with the highest relative humidity is March (73%).
The months with the lowest relative humidity are July, September and October (63%).

Average rainfall in July
Mountain View, CA

Average rainfall in July - Mountain View, CA
  • Average rainfall in July: 0.04"

The wettest months (with the highest rainfall) are February, March and December (0.83").
The driest months (with the least rainfall) are June, July and August (0.04").

Average rainfall days in July
Mountain View, CA

Average rainfall days in July - Mountain View, CA
  • Average rainfall days in July: 1.3 days

The month with the highest number of rainy days is March (10 days).
The month with the least rainy days is August (0.4 days).

Average daylight in July /
Average sunshine in July
Mountain View, CA

Average daylight in July / Average sunshine in July - Mountain View, CA
  • Average daylight in July: 14h and 2min

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 0min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

Average sunshine days in July
Mountain View, CA

Average sunshine days in July - Mountain View, CA
  • Average sunshine days in July: 29.8 days

The months with the most sunshine days are July and August (29.8 days).
The month with the least sunshine days is March (19.4 days).

Average UV index in July
Mountain View, CA

Average UV index in July - Mountain View, CA
  • Average UV index in July: 5

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

Average cloud cover in July
Mountain View, CA

Average cloud cover in July - Mountain View, CA
  • Average cloud cover in July: 7

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 7).

Average visibility in July
Mountain View, CA

Average visibility in July - Mountain View, 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).

Mountain View, California, USA

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