August weather forecast
Sierra City, CA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Sierra City, California, with an average temperature fluctuating between 81.1°F (27.3°C) and 46°F (7.8°C).

Temperature

In August, Sierra City experiences a minor shift in meteorological conditions with average high-temperatures marked at a still warm 81.1°F (27.3°C), closely mirroring the climate in July. Sierra City, during the nights of August, registers a substantial plunge from the daytime high, averaging at a chilly 46°F (7.8°C).

Heat index

In August, the heat index is computed to be 80.6°F (27°C). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.
Factoring in the heat index, values are geared towards shaded areas with light breezes. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', gives an indication of how one might feel in terms of heat after considering humidity. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.

Humidity

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

Rainfall

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

Snowfall

July and August are months without snowfall.

Daylight

In Sierra City, California, the average length of the day in August is 13h and 40min.
On the first day of the month, sunrise is at 6:02 am and sunset at 8:14 pm. On the last day of August, sunrise is at 6:30 am and sunset at 7:34 pm PDT.

Sunshine

In Sierra City, the average sunshine in August is 11.8h.

UV index

The months with the highest UV index in Sierra City are June through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 5 in August converts into the following recommendations:
Act with care - The need to guard against sun damage is communicated. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

What are the temperatures in Sierra City in August?

In Sierra City, 81.1°F (27.3°C) is the average high-temperature and 46°F (7.8°C) is the average low-temperature during August. In August, the average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, is computed to be 80.6°F (27°C).

What is the least humid month in Sierra City?

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

What is the average humidity in August in Sierra City?

In Sierra City, California, the average relative humidity in August is 40%.

What is the driest month in Sierra City?

August is the month with the least rainfall. Rain falls for 3.4 days and accumulates 0.2" (5mm) of precipitation.

How much does it rain in Sierra City in August?

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

When it does not snow in Sierra City?

July and August are months without snowfall.

Does it snow in Sierra City in August?

In Sierra City, in August, it doesn't snow. In September, it regularly snows.

What is the average length of the day in August in Sierra City?

The average day length in August in Sierra City, California, is 13h and 40min.

What time are sunrise and sunset in August in Sierra City?

In August, on the first day of the month, sunrise is at 6:02 am and sunset at 8:14 pm. On the last day of the month, in Sierra City, sunrise is at 6:30 am and sunset at 7:34 pm PDT.

How long on average sun shines in August in Sierra City?

In Sierra City, the average sunshine duration in August is 11.8h.

What are the months with the highest UV index in Sierra City?

The months with the highest UV index in Sierra City, California, are June through August, with an average maximum UV index of 5.

What is the UV index reading in August in Sierra City?

In August, the average daily maximum UV index in Sierra City, California, is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to 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
Sierra City, CA

Average temperature in August - Sierra City, 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
Sierra City, CA

Average pressure in August - Sierra City, CA
  • Average pressure in August: 29.91"Hg

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

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Average wind speed in August
Sierra City, CA

Average wind speed in August - Sierra City, 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
Sierra City, CA

Average humidity in August - Sierra City, CA
  • Average humidity in August: 40%

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

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Average rainfall in August
Sierra City, CA

Average rainfall in August - Sierra City, 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
Sierra City, CA

Average rainfall days in August - Sierra City, 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
Sierra City, CA

Average snowfall in August - Sierra City, CA
  • Average snowfall in August: 0"

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

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Average snowfall days in August
Sierra City, CA

Average snowfall days in August - Sierra City, CA
  • Average snowfall days in August: 0 days

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

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Average daylight in August /
Average sunshine in August
Sierra City, CA

Average daylight in August / Average sunshine in August - Sierra City, CA
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in August: 11h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

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Average sunshine days in August
Sierra City, CA

Average sunshine days in August - Sierra City, 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
Sierra City, CA

Average UV index in August - Sierra City, CA
  • Average UV index in August: 5

The 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
Sierra City, CA

Average cloud cover in August - Sierra City, 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
Sierra City, CA

Average visibility in August - Sierra City, CA
  • Average visibility in August: 6mi

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

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Sierra City, California, USA

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