August weather forecast
Las Cruces, NM

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The lovely hilly countryside in Las Cruces, New Mexico
The lovely hilly countryside in Las Cruces, New Mexico

Weather in August

The weather in August begins to show indications of a transitioning climate in Las Cruces but the high temperatures around 90.5°F (32.5°C) continue to dominate. This month sustains the enhanced rainfall trend from July, making it a moist stretch in the desert’s calendar. Despite the heat, August offers an exquisite display of monsoon clouds and sky theatre that heavily contrasts the regular dry and clear skies of this region.

Temperature

The transition from July to August in Las Cruces sees an average high-temperature of a still hot 90.5°F (32.5°C), indicating a minor variance from the prior month. In August, Las Cruces reports a consistent average low-temperature of 72.9°F (22.7°C) during the nights.

Heat index

The heat index value during August is computed to be a hot 91.4°F (33°C). Apply extra caution, heat cramps and heat exhaustion could happen. Heatstroke might occur with long-duration activity.
In the scope of the heat index, its values resonate with shade and light wind conditions. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', gives a temperature feeling by integrating air temperature and humidity. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.

Humidity

The average relative humidity in August is 40%.

Rainfall

In August, in Las Cruces, the rain falls for 15.6 days. Throughout August, 1.81" (46mm) of precipitation is accumulated. In Las Cruces, during the entire year, the rain falls for 84.4 days and collects up to 9.72" (247mm) of precipitation.

Snowfall

In Las Cruces, snow does not fall in March through October.

Daylight

In Las Cruces, the average length of the day in August is 13h and 18min.
On the first day of August in Las Cruces, sunrise is at 6:22 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 7:32 pm MDT.

Sunshine

In Las Cruces, the average sunshine in August is 11.8h.

UV index

The months with the highest UV index in Las Cruces are May through August, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily maximum UV index of 7 in August translates into the following instructions:
Resist extreme sun exposure. Guarding against solar damage is essential. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
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Frequently asked questions

How hot does it get in Las Cruces in August?

August temperatures in Las Cruces vary between a high-temperature of 90.5°F (32.5°C) and a low-temperature of 72.9°F (22.7°C). The average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, in August is computed to be 91.4°F (33°C).

What is the average humidity in August in Las Cruces?

The average relative humidity in August in Las Cruces, New Mexico, is 40%.

How many days does it rain in August in Las Cruces?

In Las Cruces, New Mexico, in August, during 15.6 rainfall days, 1.81" (46mm) of precipitation is typically accumulated.

When it does not snow in Las Cruces?

In Las Cruces, snow does not fall in March through October.

What is the average length of the day in August in Las Cruces?

In Las Cruces, the average day length in August is 13h and 18min.

What time are sunrise and sunset in August in Las Cruces?

On the first day of August in Las Cruces, sunrise is at 6:22 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 7:32 pm MDT.

How many hours of sunshine does Las Cruces have in August?

In Las Cruces, the average sunshine duration in August is 11.8h.

When is the highest UV index in Las Cruces?

May through August, with an average maximum UV index of 7, are months with the highest UV index in Las Cruces.

What is the UV index intensity in August in Las Cruces?

The average daily maximum UV index in August is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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 August
Las Cruces, NM

Average temperature in August - Las Cruces, NM
  • Average high temperature in August: 90.5°F

The warmest month (with the highest average high temperature) is June (93.9°F).
The month with the lowest average high temperature is January (53.6°F).

  • Average low temperature in August: 72.9°F

The month with the highest average low temperature is July (73.8°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).

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Average pressure in August
Las Cruces, NM

Average pressure in August - Las Cruces, NM
  • Average pressure in August: 29.92"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in August
Las Cruces, NM

Average wind speed in August - Las Cruces, NM
  • Average wind speed in August: 6.2mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is January (6mph).

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Average humidity in August
Las Cruces, NM

Average humidity in August - Las Cruces, NM
  • Average humidity in August: 40%

The month with the highest relative humidity is December (50%).
The months with the lowest relative humidity are April and May (22%).

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Average rainfall in August
Las Cruces, NM

Average rainfall in August - Las Cruces, NM
  • Average rainfall in August: 1.81"

The wettest month (with the highest rainfall) is July (2.28").
The driest month (with the least rainfall) is April (0.12").

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Average rainfall days in August
Las Cruces, NM

Average rainfall days in August - Las Cruces, NM
  • Average rainfall days in August: 15.6 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is May (2.8 days).

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Average snowfall in August
Las Cruces, NM

Average snowfall in August - Las Cruces, NM
  • Average snowfall in August: 0"

The month with the highest snowfall is December (0.67").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").

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Average snowfall days in August
Las Cruces, NM

Average snowfall days in August - Las Cruces, NM
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (1.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Las Cruces, NM

Average daylight in August / Average sunshine in August - Las Cruces, NM
  • Average daylight in August: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in August: 11h and 5min

The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).

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Average sunshine days in August
Las Cruces, NM

Average sunshine days in August - Las Cruces, NM
  • Average sunshine days in August: 10.4 days

The months with the most sunshine days are January and April (26.8 days).
The month with the least sunshine days is July (10.3 days).

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Average UV index in August
Las Cruces, NM

Average UV index in August - Las Cruces, NM
  • Average UV index in August: 7

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

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Average cloud cover in August
Las Cruces, NM

Average cloud cover in August - Las Cruces, NM
  • Average cloud cover in August: 16

The months with the most cloud cover are July and December (Cloud cover 18).
The month with the least cloud cover is May (Cloud cover 8).

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Average visibility in August
Las Cruces, NM

Average visibility in August - Las Cruces, NM
  • Average visibility in August: 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).

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Las Cruces, New Mexico, USA

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