August weather forecast and climate
Sierraville, CA

Weather in August

The last month of the summer, August, is another warm month in Sierraville, California, with temperature in the range of an average high of 81.1°F (27.3°C) and an average low of 46°F (7.8°C).

Temperature

In Sierraville, the average high-temperature in August is essentially the same as in July - a still moderately hot 81.1°F (27.3°C). The average low-temperature, in August, is 46°F (7.8°C).

Heat index

In August, the average heat index is appraised at 80.8°F (27.1°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'apparent temperature', 'feels like', or 'felt air temperature', is a measure of how hot it feels when the actual air humidity is factored in. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (pregnancy, wind, differences in body mass, height, and shape). Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

July and August, with an average relative humidity of 40%, are the least humid months.

Rainfall

The month with the least rainfall is August when the rain falls for 3.4 days and typically collects 0.2" (5mm) of precipitation.

Snowfall

In Sierraville, California, snow does not fall in July and August.

Daylight

In Sierraville, the average length of the day is 13.7h.

Sunshine

In August, the average sunshine is 11.8h.

UV index

Months with the highest UV index in Sierraville, California, are June through August, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in August in Sierraville?

In August, in Sierraville, the average high-temperature is 81.1°F (27.3°C), and the average low-temperature is 46°F (7.8°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), that takes the relative humidity and factores it into the air temperature reading, is estimated at 80.8°F (27.1°C).

What are the least humid months in Sierraville?

July and August, with an average relative humidity of 40%, are the least humid months.

What is the average humidity in August in Sierraville?

In August, the average relative humidity is 40%.

How many days does it rain in August in Sierraville?

In Sierraville, during August, the rain falls for 3.4 days and regularly aggregates up to 0.2" (5mm) of precipitation.

What is the driest month in Sierraville?

The month with the least rainfall in Sierraville, California, is August when the rain falls for 3.4 days and typically collects 0.2" (5mm) of precipitation.

Does it snow in Sierraville in August?

In Sierraville, California, in August, it doesn't snow. In September, it regularly snows.

When it does not snow in Sierraville?

In Sierraville, California, snow does not fall in July and August.

How many hours of daylight does Sierraville have in August?

In Sierraville, the average length of the day in August is 13.7h.

How many hours of sunshine does Sierraville have in August?

In August, the average sunshine in Sierraville, California, is 11.8h.

What is the month with the highest UV index in Sierraville?

Months with the highest UV index are June through August, with an average maximum UV index of 5.

What is the UV index reading in August in Sierraville?

In August, the average daily maximum UV index in Sierraville, California, is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to the UV radiation.

Average temperature in August
Sierraville, CA

Average temperature in August - Sierraville, CA
  • Average high temperature in August: 81.1°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (37.2°F).

  • Average low temperature in August: 46°F

The month with the highest average low temperature is July (47.5°F).
The coldest month (with the lowest average low temperature) is December (21.6°F).

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Average pressure in August
Sierraville, CA

Average pressure in August - Sierraville, CA
  • Average pressure in August: 29.91"

The month with the highest atmospheric pressure is January (30.19").
The month with the lowest atmospheric pressure is June (29.9").

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Average wind speed in August
Sierraville, CA

Average wind speed in August - Sierraville, CA
  • Average wind speed in August: 5.2mph

The windiest month (with the highest average wind speed) is March (6.6mph).
The calmest months (with the lowest average wind speed) are August and September (5.2mph).

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Average humidity in August
Sierraville, CA

Average humidity in August - Sierraville, CA
  • Average humidity in August: 40%

Months with the highest relative humidity are January and March (81%).
Months with the lowest relative humidity are July and August (40%).

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Average rainfall in August
Sierraville, CA

Average rainfall in August - Sierraville, CA
  • Average rainfall in August: 0.2"

The wettest month (with the highest rainfall) is March (4.02").
The driest month (with the least rainfall) is August (0.2").

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Average rainfall days in August
Sierraville, CA

Average rainfall days in August - Sierraville, CA
  • Average rainfall days in August: 3.4 days

The month with the highest number of rainy days is May (11.8 days).
The month with the least rainy days is July (3.3 days).

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Average snowfall in August
Sierraville, CA

Average snowfall in August - Sierraville, CA
  • Average snowfall in August: 0"

The month with the highest snowfall is December (22.52").
Months with the least snowfall are July and August (0").

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Average snowfall days in August
Sierraville, CA

Average snowfall days in August - Sierraville, CA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is March (14.7 days).
Months with the least snowfall days are July and August (0 days).

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Average daylight in August /
Average sunshine in August
Sierraville, CA

Average daylight in August / Average sunshine in August - Sierraville, CA
  • Average daylight in August: 13.7h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in August: 11.8h

The month with the most sunshine is July (Average sunshine: 12h).
The month with the least sunshine is January (Average sunshine: 5h).

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Average sunshine days in August
Sierraville, CA

Average sunshine days in August - Sierraville, CA
  • Average sunshine days in August: 26 days

The month with the most sunshine days is August (26 days).
The month with the least sunshine days is March (11.8 days).

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Average UV index in August
Sierraville, CA

Average UV index in August - Sierraville, CA
  • Average UV index in August: 5

Months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is November (UV index 1).

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Average cloud cover in August
Sierraville, CA

Average cloud cover in August - Sierraville, CA
  • Average cloud cover in August: 8

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 7).

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Average visibility in August
Sierraville, CA

Average visibility in August - Sierraville, CA
  • Average visibility in August: 6mi

Months with the highest visibility are May, June, July, August, September, October and November (6mi).
Months with the lowest visibility are January and December (4mi).

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