July weather forecast
Los Alamos, NM

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Weather in July

July witnesses the zenith of the summer months in Los Alamos. The city basks in the glory of sunny days and clear skies high above. Nevertheless, this high-temperature month is not devoid of a significant share of rainfall. The city endures the year's highest rainfall measuring 2.56" (65mm), bringing the occasional refreshing respite from the summer heat. July is a splendid spectacle of varied weather conditions and an exemplar testament to nature’s versatility.

Temperature

Los Alamos's warmest temperatures are experienced in July, with average high temperatures of 81.3°F (27.4°C) and lows of 59.2°F (15.1°C).

Heat index

Throughout July, the heat index is appraised at 82.4°F (28°C). With unrelenting exposure and activity, one might experience exhaustion, leading to potential heat cramps.
Understand that the heat index values take into account shaded locations and mild winds. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', unifies temperature and humidity readings to offer a comprehensive feel of warmth. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.

Humidity

In July, the average relative humidity is 46%.

Rainfall

July is the month with the most rainfall. Rain falls for 18.2 days and accumulates 2.56" (65mm) of precipitation.

Snowfall

In Los Alamos, snow does not fall in June through September.

Daylight

In July, the average length of the day is 14h and 19min.
On the first day of the month, sunrise is at 5:52 am and sunset at 8:25 pm. On the last day of July, sunrise is at 6:12 am and sunset at 8:10 pm MDT.

Sunshine

In Los Alamos, New Mexico, the average sunshine in July is 11.8h.

UV index

In Los Alamos, the average daily maximum UV index in July is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index, 5 in July, converts into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the hottest?

The temperatures in Los Alamos reach their highest averages in July, with highs of 81.3°F (27.4°C) and lows of 59.2°F (15.1°C).

What is the temperature in July?

Los Alamos in July has an average high-temperature of 81.3°F (27.4°C) and an average low-temperature of 59.2°F (15.1°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, is appraised at 82.4°F (28°C).

What is the average humidity in July?

In July, the average relative humidity is 46%.

What is the wettest month?

July is the month with the most rainfall. Rain falls for 18.2 days and accumulates 2.56" (65mm) of precipitation.

How many days does it rain in July?

In Los Alamos, in July, during 18.2 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall in Los Alamos.

What is the average length of the day in July?

The average day length in July in Los Alamos is 14h and 19min.

When is the sunrise / sunset in July?

On the first day of July, sunrise is at 5:52 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:10 pm MDT.

How long on average sun shines in July?

In July, the average sunshine duration is 11.8h.

How high is the UV index in July?

In July, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from unsafe 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
Los Alamos, NM

Average temperature in July - Los Alamos, NM
  • Average high temperature in July: 81.3°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in July: 59.2°F

The month with the highest average low temperature is July (59.2°F).
The coldest months (with the lowest average low temperature) are January and December (21.6°F).

Average pressure in July
Los Alamos, NM

Average pressure in July - Los Alamos, NM
  • Average pressure in July: 30"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is April (29.89"Hg).

Average wind speed in July
Los Alamos, NM

Average wind speed in July - Los Alamos, NM
  • Average wind speed in July: 5.6mph

The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity in July
Los Alamos, NM

Average humidity in July - Los Alamos, NM
  • Average humidity in July: 46%

The month with the highest relative humidity is January (70%).
The month with the lowest relative humidity is June (33%).

Average rainfall in July
Los Alamos, NM

Average rainfall in July - Los Alamos, NM
  • Average rainfall in July: 2.56"

The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is April (0.39").

Average rainfall days in July
Los Alamos, NM

Average rainfall days in July - Los Alamos, NM
  • Average rainfall days in July: 18.2 days

The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is November (5.1 days).

Average snowfall in July
Los Alamos, NM

Average snowfall in July - Los Alamos, NM
  • Average snowfall in July: 0"

The month with the highest snowfall is January (5.24").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Los Alamos, NM

Average snowfall days in July - Los Alamos, NM
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is December (8.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Los Alamos, NM

Average daylight in July / Average sunshine in July - Los Alamos, NM
  • 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 48min).

  • Average sunshine in July: 11h and 5min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 7h and 6min).

Average sunshine days in July
Los Alamos, NM

Average sunshine days in July - Los Alamos, NM
  • Average sunshine days in July: 8.9 days

The month with the most sunshine days is November (22.8 days).
The month with the least sunshine days is July (8.9 days).

Average UV index in July
Los Alamos, NM

Average UV index in July - Los Alamos, 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
Los Alamos, NM

Average cloud cover in July - Los Alamos, NM
  • Average cloud cover in July: 18

The month with the most cloud cover is January (Cloud cover 22).
The month with the least cloud cover is June (Cloud cover 10).

Average visibility in July
Los Alamos, NM

Average visibility in July - Los Alamos, 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).

Los Alamos, New Mexico, USA

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