July weather forecast
Mountain View, HI

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Weather in July

July, like June, in Mountain View, Hawaii, is another warm summer month, with temperature in the range of an average high of 74.7°F (23.7°C) and an average low of 68.4°F (20.2°C).

Temperature

Mountain View sees the arrival of July with an average high-temperature of a still moderately hot 74.7°F (23.7°C), indicating a subtle variation from June. During the month of July, Mountain View's average nighttime temperature closely mirrors its daytime counterpart, at an agreeable 68.4°F (20.2°C).

Humidity

The months with the lowest humidity are January, May through July, with an average relative humidity of 78%.

Rainfall

In Mountain View, in July, during 17.8 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. Throughout the year, there are 227.7 rainfall days, and 27.83" (707mm) of precipitation is accumulated.

Daylight

In Mountain View, the average length of the day in July is 13h and 11min.
On the first day of July, sunrise is at 5:45 am and sunset at 7:03 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 6:57 pm HST.

Sunshine

In Mountain View, the average sunshine in July is 10.7h.

UV index

May through December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: The daily high UV index of 6 during July translates into the following recommendations:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Experience reduced UV exposure by about half when donning a wide-brim hat.
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in July?

In July, the average high-temperature and low-temperature are 74.7°F (23.7°C) and 68.4°F (20.2°C) respectively.

What are the least humid months?

January, May through July, with an average relative humidity of 78%, are the least humid months.

What is the average humidity in July?

The average relative humidity in July is 78%.

How many days does it rain in July?

In July, the rain falls for 17.8 days. Throughout July, 1.61" (41mm) of precipitation is accumulated.

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

In Mountain View, the average day length in July is 13h and 11min.

What time are sunrise and sunset in July?

On the first day of July, sunrise is at 5:45 am and sunset at 7:03 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 6:57 pm HST.

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

The average sunshine duration in July is 10.7h.

What are the months with the highest UV index?

May through December, with an average maximum UV index of 6, are months with the highest UV index.

How high is the UV index in July?

The average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
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, HI

Average temperature in July - Mountain View, HI
  • Average high temperature in July: 74.7°F

The warmest month (with the highest average high temperature) is August (75.4°F).
The month with the lowest average high temperature is March (69.6°F).

  • Average low temperature in July: 68.4°F

The month with the highest average low temperature is September (70°F).
The coldest month (with the lowest average low temperature) is March (64°F).

Average pressure in July
Mountain View, HI

Average pressure in July - Mountain View, HI
  • Average pressure in July: 30"Hg

The month with the highest atmospheric pressure is April (30.05"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).

Average wind speed in July
Mountain View, HI

Average wind speed in July - Mountain View, HI
  • Average wind speed in July: 7.1mph

The windiest month (with the highest average wind speed) is August (7.6mph).
The calmest month (with the lowest average wind speed) is October (6.7mph).

Average humidity in July
Mountain View, HI

Average humidity in July - Mountain View, HI
  • Average humidity in July: 78%

The month with the highest relative humidity is March (80%).
The months with the lowest relative humidity are January, May, June and July (78%).

Average rainfall in July
Mountain View, HI

Average rainfall in July - Mountain View, HI
  • Average rainfall in July: 1.61"

The wettest month (with the highest rainfall) is February (3.78").
The driest month (with the least rainfall) is June (1.1").

Average rainfall days in July
Mountain View, HI

Average rainfall days in July - Mountain View, HI
  • Average rainfall days in July: 17.8 days

The month with the highest number of rainy days is March (22.9 days).
The month with the least rainy days is January (13.3 days).

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

Average daylight in July / Average sunshine in July - Mountain View, HI
  • Average daylight in July: 13h and 1min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).

  • Average sunshine in July: 10h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in July
Mountain View, HI

Average sunshine days in July - Mountain View, HI
  • Average sunshine days in July: 3.2 days

The month with the most sunshine days is January (12.1 days).
The month with the least sunshine days is August (1.8 days).

Average UV index in July
Mountain View, HI

Average UV index in July - Mountain View, HI
  • Average UV index in July: 6

The months with the highest UV index are May, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are January, February, March and April (UV index 5).

Average cloud cover in July
Mountain View, HI

Average cloud cover in July - Mountain View, HI
  • Average cloud cover in July: 32

The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is January (Cloud cover 26).

Average visibility in July
Mountain View, HI

Average visibility in July - Mountain View, HI
  • 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, Hawaii, USA

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