July weather forecast
Las Vegas, NV

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A night aerial view of the Las Vegas strip in Nevada, USA
A night aerial view of the Las Vegas strip in Nevada, USA

Weather in July

July is the peak of summer in Las Vegas, often recording the highest temperatures of the year. A typical desert summer month, the heat can become pretty intense, especially during the day. However, with its indoor air conditioning, Las Vegas ensures comfort despite the scorching sun. Interestingly, this hot month also sees the highest rainfall all year at 0.87" (22mm), providing intermittent respite from the heat. Evenings can be more bearable with temperatures dropping enough to venture out and admire the starlit Nevada sky.

Temperature

The average temperatures reach their apex in July, averaging 97.3°F (36.3°C) at the high end and 77.7°F (25.4°C) at the low end.

Humidity

In Las Vegas, the average relative humidity in July is 22%.

Rainfall

July is the month with the most rainfall. Rain falls for 8.3 days and accumulates 0.87" (22mm) of precipitation.

Snowfall

March through November are months without snowfall in Las Vegas.

Daylight

In Las Vegas, the average length of the day in July is 14h and 20min.
On the first day of the month, sunrise is at 5:27 am and sunset at 8:01 pm. On the last day of July, sunrise is at 5:47 am and sunset at 7:46 pm PDT.

Sunshine

In Las Vegas, Nevada, the average sunshine in July is 12h.

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 8. A UV Index reading of 8 to 10 represents a very high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 8 during July translates into the following recommendations:
Prioritize your safety. Without precautions, skin and eyes might get hurt quickly. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the warmest month?

July, noted for its average high-temperature of 97.3°F (36.3°C) and an average low-temperature of 77.7°F (25.4°C), is considered the warmest month in Las Vegas.

How hot is it in July?

The average high-temperature and low-temperature in Las Vegas during July are 97.3°F (36.3°C) and 77.7°F (25.4°C) respectively.

What is the average humidity in July?

In Las Vegas, the average relative humidity in July is 22%.

What is the rainiest month in Las Vegas?

July is the month with the most rainfall. Rain falls for 8.3 days and accumulates 0.87" (22mm) of precipitation.

How many days does it rain in July?

In Las Vegas, in July, it is raining for 8.3 days, with typically 0.87" (22mm) of accumulated precipitation.

When it does not snow?

In Las Vegas, snow does not fall in March through November.

What is the average length of the day in July?

In July, the average day length is 14h and 20min.

When is the sunrise / sunset in July?

On the first day of July, sunrise is at 5:27 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 7:46 pm PDT.

How many hours of sunshine does Las Vegas have in July?

The average sunshine duration in July is 12h.

When is the highest UV index?

The months with the highest UV index are June and July, with an average maximum UV index of 8.

What is the UV index reading in July?

The average daily maximum UV index in July is 8. A UV Index value of 8 to 10 symbolizes a very high health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Las Vegas, NV

Average temperature in July - Las Vegas, NV
  • Average high temperature in July: 97.3°F

The warmest month (with the highest average high temperature) is July (97.3°F).
The month with the lowest average high temperature is December (50°F).

  • Average low temperature in July: 77.7°F

The month with the highest average low temperature is July (77.7°F).
The coldest month (with the lowest average low temperature) is December (37.9°F).

Average pressure in July
Las Vegas, NV

Average pressure in July - Las Vegas, NV
  • Average pressure in July: 29.83"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.76"Hg).

Average wind speed in July
Las Vegas, NV

Average wind speed in July - Las Vegas, NV
  • Average wind speed in July: 6.9mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is January (5.5mph).

Average humidity in July
Las Vegas, NV

Average humidity in July - Las Vegas, NV
  • Average humidity in July: 22%

The month with the highest relative humidity is January (48%).
The month with the lowest relative humidity is June (15%).

Average rainfall in July
Las Vegas, NV

Average rainfall in July - Las Vegas, NV
  • Average rainfall in July: 0.87"

The wettest month (with the highest rainfall) is July (0.87").
The driest month (with the least rainfall) is June (0.08").

Average rainfall days in July
Las Vegas, NV

Average rainfall days in July - Las Vegas, NV
  • Average rainfall days in July: 8.3 days

The month with the highest number of rainy days is July (8.3 days).
The month with the least rainy days is June (1.4 days).

Average snowfall in July
Las Vegas, NV

Average snowfall in July - Las Vegas, NV
  • Average snowfall in July: 0"

The month with the highest snowfall is February (0.16").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in July
Las Vegas, NV

Average snowfall days in July - Las Vegas, NV
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average daylight in July /
Average sunshine in July
Las Vegas, NV

Average daylight in July / Average sunshine in July - Las Vegas, NV
  • Average daylight in July: 14h and 2min

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

  • Average sunshine in July: 12h and 0min

The month with the most sunshine is August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).

Average sunshine days in July
Las Vegas, NV

Average sunshine days in July - Las Vegas, NV
  • Average sunshine days in July: 18.1 days

The month with the most sunshine days is June (27.3 days).
The month with the least sunshine days is July (18.1 days).

Average UV index in July
Las Vegas, NV

Average UV index in July - Las Vegas, NV
  • Average UV index in July: 8

The months with the highest UV index are June and July (UV index 8).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in July
Las Vegas, NV

Average cloud cover in July - Las Vegas, NV
  • Average cloud cover in July: 10

The month with the most cloud cover is December (Cloud cover 20).
The months with the least cloud cover are June and August (Cloud cover 6).

Average visibility in July
Las Vegas, NV

Average visibility in July - Las Vegas, NV
  • 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).

Las Vegas, Nevada, USA

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