August weather forecast
Mountain Pass, CA

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Weather in August

August, the last month of the summer in Mountain Pass, is another very hot month, with an average temperature fluctuating between 78.4°F (25.8°C) and 97.3°F (36.3°C).

Temperature

The start of August sees the average high-temperature at a still sweltering 97.3°F (36.3°C), showing little difference from July's 98.4°F (36.9°C). During August, Mountain Pass's temperature averages to a warm 78.4°F (25.8°C) at night.

Humidity

The average relative humidity in August in Mountain Pass, California, is 21%.

Rainfall

The months with the most rainfall are July and August, with an average 0.55" (14mm) of precipitation.

Snowfall

January, March through December are months without snowfall in Mountain Pass.

Daylight

In August, the average length of the day in Mountain Pass is 13h and 27min.
On the first day of the month, sunrise is at 5:51 am and sunset at 7:45 pm. On the last day of August, in Mountain Pass, sunrise is at 6:14 am and sunset at 7:10 pm PDT.

Sunshine

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

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 8. A UV Index reading of 8 to 10 represents a very high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 8 during August leads to these instructions:
Always stay safe. Unprotected skin and eyes can get damaged rapidly. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

How hot is it in Mountain Pass in August?

The high-temperature in Mountain Pass during August is 97.3°F (36.3°C) and the low-temperature is 78.4°F (25.8°C).

What is the average humidity in August in Mountain Pass?

In August, the average relative humidity in Mountain Pass is 21%.

What is the rainiest month in Mountain Pass?

The months with the most rainfall in Mountain Pass, California, are July and August, with an average 0.55" (14mm) of precipitation.

How much does it rain in Mountain Pass in August?

In Mountain Pass, California, in August, it is raining for 4.8 days, with typically 0.55" (14mm) of accumulated precipitation.

When it does not snow in Mountain Pass?

January, March through December are months without snowfall in Mountain Pass, California.

How many hours of daylight does Mountain Pass have in August?

In Mountain Pass, the average day length in August is 13h and 27min.

What time are sunrise and sunset in August in Mountain Pass?

On the first day of August, sunrise is at 5:51 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 7:10 pm PDT.

What month has the most sunshine in Mountain Pass?

August has the most sunshine of the year in Mountain Pass, California, with an average of 12.2h of sunshine.

How long on average sun shines in August in Mountain Pass?

In Mountain Pass, the average sunshine duration in August is 12.2h.

When is the highest UV index in Mountain Pass?

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

How high is the UV index in August in Mountain Pass?

In August, the average daily maximum UV index is 8. A UV Index reading of 8 to 10 represents a very high 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 August
Mountain Pass, CA

Average temperature in August - Mountain Pass, CA
  • Average high temperature in August: 97.3°F

The warmest month (with the highest average high temperature) is July (98.4°F).
The month with the lowest average high temperature is December (50.9°F).

  • Average low temperature in August: 78.4°F

The months with the highest average low temperature are July and August (78.4°F).
The coldest month (with the lowest average low temperature) is December (38.8°F).

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Average pressure in August
Mountain Pass, CA

Average pressure in August - Mountain Pass, CA
  • Average pressure in August: 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).

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Average wind speed in August
Mountain Pass, CA

Average wind speed in August - Mountain Pass, CA
  • Average wind speed in August: 7.1mph

The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest month (with the lowest average wind speed) is January (5.4mph).

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Average humidity in August
Mountain Pass, CA

Average humidity in August - Mountain Pass, CA
  • Average humidity in August: 21%

The month with the highest relative humidity is January (47%).
The month with the lowest relative humidity is June (15%).

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Average rainfall in August
Mountain Pass, CA

Average rainfall in August - Mountain Pass, CA
  • Average rainfall in August: 0.55"

The wettest months (with the highest rainfall) are July and August (0.55").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in August
Mountain Pass, CA

Average rainfall days in August - Mountain Pass, CA
  • Average rainfall days in August: 4.8 days

The month with the highest number of rainy days is July (6.1 days).
The month with the least rainy days is June (0.9 days).

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Average snowfall in August
Mountain Pass, CA

Average snowfall in August - Mountain Pass, CA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.24").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in August
Mountain Pass, CA

Average snowfall days in August - Mountain Pass, CA
  • Average snowfall days in August: 0 days

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

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Average daylight in August /
Average sunshine in August
Mountain Pass, CA

Average daylight in August / Average sunshine in August - Mountain Pass, CA
  • Average daylight in August: 13h and 3min

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 August: 12h and 1min

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 0min).

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Average sunshine days in August
Mountain Pass, CA

Average sunshine days in August - Mountain Pass, CA
  • Average sunshine days in August: 20.8 days

The month with the most sunshine days is June (27.6 days).
The month with the least sunshine days is July (18.7 days).

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Average UV index in August
Mountain Pass, CA

Average UV index in August - Mountain Pass, CA
  • Average UV index in August: 8

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

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Average cloud cover in August
Mountain Pass, CA

Average cloud cover in August - Mountain Pass, CA
  • Average cloud cover in August: 6

The months with the most cloud cover are January and December (Cloud cover 19).
The months with the least cloud cover are June and August (Cloud cover 6).

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Average visibility in August
Mountain Pass, CA

Average visibility in August - Mountain Pass, CA
  • 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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Mountain Pass, California, USA

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