July weather forecast
Las Vegas, NM

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Weather in July

Reaching the heart of summer, July often claims the hottest month of the year title in Las Vegas, New Mexico. The average high temperature peaks at 81.5°F (27.5°C). Despite the heat, the month experiences the highest rainfall, 1.65" (42mm), providing the needed balance and relief. With long daylight hours and warm nights, July in Las Vegas offers a truly summery experience.

Temperature

Temperature records in Las Vegas mark July as the warmest month, with highs averaging 81.5°F (27.5°C) and lows at 59.5°F (15.3°C).

Heat index

The heat index for July is estimated at 82.4°F (28°C). One might feel worn out with persistent exposure and activity, resulting in heat cramps.
For clarity, heat index numbers account for light winds and areas under shade. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is the outcome of merging air's temperature and its humidity metrics. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.

Humidity

In July, the average relative humidity is 50%.

Rainfall

July is the month with the most rainfall. Rain falls for 11.5 days and accumulates 1.65" (42mm) of precipitation.

Snowfall

In Las Vegas, snow does not fall in June through September.

Daylight

In July, the average length of the day is 14h and 17min.
On the first day of the month, sunrise is at 5:49 am and sunset at 8:20 pm. On the last day of July, in Las Vegas, sunrise is at 6:08 am and sunset at 8:05 pm MDT.

Sunshine

In Las Vegas, New Mexico, the average sunshine in July is 11.6h.

UV index

In July, the average daily maximum UV index in Las Vegas is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily high UV index of 5 in July leads to these guidelines:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. To guard against the harmful effects of the Sun, minimize exposure during midday. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest in Las Vegas?

In Las Vegas, New Mexico, temperatures reach their average annual highs in July, measuring 81.5°F (27.5°C) and a minimum average of 59.5°F (15.3°C).

What is the usual temperature for Las Vegas in July?

July temperatures vary between a high-temperature of 81.5°F (27.5°C) and a low-temperature of 59.5°F (15.3°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is estimated at 82.4°F (28°C).

What is the average humidity in July in Las Vegas?

In Las Vegas, the average relative humidity in July is 50%.

What is the rainiest month in Las Vegas?

July is the month with the most rainfall in Las Vegas. Rain falls for 11.5 days and accumulates 1.65" (42mm) of precipitation.

How many days does it rain in July in Las Vegas?

In Las Vegas, in July, during 11.5 rainfall days, 1.65" (42mm) of precipitation is typically accumulated.

When it does not snow in Las Vegas?

In Las Vegas, New Mexico, snow does not fall in June through September.

What is the average length of the day in July in Las Vegas?

In Las Vegas, the average day length in July is 14h and 17min.

When are sunrise and sunset in July in Las Vegas?

In July, on the first day of the month, sunrise is at 5:49 am and sunset at 8:20 pm. On the last day of the month, in Las Vegas, sunrise is at 6:08 am and sunset at 8:05 pm MDT.

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

In Las Vegas, New Mexico, the average sunshine duration in July is 11.6h.

What is the UV index intensity in July in Las Vegas?

In July, the average daily maximum UV index in Las Vegas is 5. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
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, NM

Average temperature in July - Las Vegas, NM
  • Average high temperature in July: 81.5°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is December (42.1°F).

  • Average low temperature in July: 59.5°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is December (23.9°F).

Average pressure in July
Las Vegas, NM

Average pressure in July - Las Vegas, NM
  • Average pressure in July: 29.98"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is April (29.87"Hg).

Average wind speed in July
Las Vegas, NM

Average wind speed in July - Las Vegas, NM
  • Average wind speed in July: 7.3mph

The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest month (with the lowest average wind speed) is August (7.1mph).

Average humidity in July
Las Vegas, NM

Average humidity in July - Las Vegas, NM
  • Average humidity in July: 50%

The months with the highest relative humidity are January and December (61%).
The months with the lowest relative humidity are April and June (37%).

Average rainfall in July
Las Vegas, NM

Average rainfall in July - Las Vegas, NM
  • Average rainfall in July: 1.65"

The wettest month (with the highest rainfall) is July (1.65").
The driest month (with the least rainfall) is November (0.47").

Average rainfall days in July
Las Vegas, NM

Average rainfall days in July - Las Vegas, NM
  • Average rainfall days in July: 11.5 days

The month with the highest number of rainy days is July (11.5 days).
The month with the least rainy days is November (2.6 days).

Average snowfall in July
Las Vegas, NM

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

The month with the highest snowfall is January (5.04").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Las Vegas, NM

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

The month with the highest number of snowfall days is December (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in July: 11h and 4min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The months with the least sunshine are January and February (Average sunshine: 7h and 0min).

Average sunshine days in July
Las Vegas, NM

Average sunshine days in July - Las Vegas, NM
  • Average sunshine days in July: 17.3 days

The month with the most sunshine days is November (24.6 days).
The month with the least sunshine days is July (17.3 days).

Average UV index in July
Las Vegas, NM

Average UV index in July - Las Vegas, NM
  • 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 January, February, November and December (UV index 2).

Average cloud cover in July
Las Vegas, NM

Average cloud cover in July - Las Vegas, NM
  • Average cloud cover in July: 20

The months with the most cloud cover are February, July and December (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 13).

Average visibility in July
Las Vegas, NM

Average visibility in July - Las Vegas, NM
  • 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, New Mexico, USA

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