July weather forecast
Sierra Vista, CA

Share

Weather in July

July is a very hot summer month in Sierra Vista, California, with an average temperature fluctuating between 100°F (37.8°C) and 65.8°F (18.8°C).

Temperature

July, having an average high-temperature of 100°F (37.8°C) and an average low-temperature of 65.8°F (18.8°C), is the warmest month.

Humidity

With an average relative humidity of 31%, July is the least humid month in Sierra Vista.

Rainfall

In Sierra Vista, during July, the rain falls for 2 days and regularly aggregates up to 0.08" (2mm) of precipitation. Throughout the year, there are 51 rainfall days, and 7.56" (192mm) of precipitation is accumulated.

Daylight

The average length of the day in July is 14h and 25min.
On the first day of July, sunrise is at 5:45 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:09 pm PDT.

Sunshine

July has the most sunshine of the year, with an average of 12.2h of sunshine.

UV index

The months with the highest UV index in Sierra Vista are June through August, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 7 in July translates into these instructions:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. 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. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
[Resources]

Frequently asked questions

What month is the hottest in Sierra Vista?

Sierra Vista's warmest month, July, registers temperatures that range from a high of 100°F (37.8°C) to a low of 65.8°F (18.8°C).

How hot does it get in Sierra Vista in July?

Sierra Vista in July has an average high-temperature of 100°F (37.8°C) and an average low-temperature of 65.8°F (18.8°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in May is computed to be 82.4°F (28°C).

What is the least humid month in Sierra Vista?

With an average relative humidity of 31%, July is the least humid month in Sierra Vista.

What is the average humidity in July in Sierra Vista?

In July, the average relative humidity is 31%.

How much does it rain in Sierra Vista in July?

In Sierra Vista, during July, the rain falls for 2 days and regularly aggregates up to 0.08" (2mm) of precipitation.

How many hours of daylight does Sierra Vista have in July?

In July, the average day length in Sierra Vista, California, is 14h and 25min.

When are sunrise and sunset in July in Sierra Vista?

On the first day of July, sunrise is at 5:45 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:09 pm PDT.

What month has the most sunshine in Sierra Vista?

The month with the most sunshine is July, with an average of 12.2h of sunshine.

How many hours of sunshine does Sierra Vista have in July?

The average sunshine duration in July in Sierra Vista is 12.2h.

When is the highest UV index in Sierra Vista?

The months with the highest UV index in Sierra Vista, California, are June through August, with an average maximum UV index of 7.

What is the UV index intensity in July in Sierra Vista?

The average daily maximum UV index in July in Sierra Vista, California, is 7. A UV Index estimate of 6 to 7 represents a high health threat from exposure to the Sun's 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
Sierra Vista, CA

Average temperature in July - Sierra Vista, CA
  • Average high temperature in July: 100°F

The warmest month (with the highest average high temperature) is July (100°F).
The month with the lowest average high temperature is December (56.3°F).

  • Average low temperature in July: 65.8°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).

[Resources]

Average pressure in July
Sierra Vista, CA

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

[Resources]

Average wind speed in July
Sierra Vista, CA

Average wind speed in July - Sierra Vista, CA
  • Average wind speed in July: 7.3mph

The windiest month (with the highest average wind speed) is June (7.9mph).
The calmest month (with the lowest average wind speed) is November (4.7mph).

[Resources]

Average humidity in July
Sierra Vista, CA

Average humidity in July - Sierra Vista, CA
  • Average humidity in July: 31%

The month with the highest relative humidity is January (68%).
The month with the lowest relative humidity is July (31%).

[Resources]

Average rainfall in July
Sierra Vista, CA

Average rainfall in July - Sierra Vista, CA
  • Average rainfall in July: 0.08"

The wettest month (with the highest rainfall) is March (1.46").
The driest month (with the least rainfall) is August (0.04").

[Resources]

Average rainfall days in July
Sierra Vista, CA

Average rainfall days in July - Sierra Vista, CA
  • Average rainfall days in July: 2 days

The month with the highest number of rainy days is March (8.6 days).
The month with the least rainy days is June (0.8 days).

[Resources]

Average daylight in July /
Average sunshine in July
Sierra Vista, CA

Average daylight in July / Average sunshine in July - Sierra Vista, 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 42min).

  • Average sunshine in July: 12h and 1min

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

[Resources]

Average sunshine days in July
Sierra Vista, CA

Average sunshine days in July - Sierra Vista, CA
  • Average sunshine days in July: 27.8 days

The month with the most sunshine days is June (28.8 days).
The month with the least sunshine days is February (21.5 days).

[Resources]

Average UV index in July
Sierra Vista, CA

Average UV index in July - Sierra Vista, CA
  • Average UV index in July: 7

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

[Resources]

Average cloud cover in July
Sierra Vista, CA

Average cloud cover in July - Sierra Vista, CA
  • Average cloud cover in July: 5

The months with the most cloud cover are March and December (Cloud cover 30).
The months with the least cloud cover are July, August and September (Cloud cover 5).

[Resources]

Average visibility in July
Sierra Vista, CA

Average visibility in July - Sierra Vista, 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).

[Resources]

Sierra Vista, California, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location