August weather forecast
Chatsworth, CA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Chatsworth, California, with an average temperature fluctuating between 85.8°F (29.9°C) and 64.9°F (18.3°C).

Temperature

Chatsworth's temperatures peak on average in August, reaching 85.8°F (29.9°C) at their highest and 64.9°F (18.3°C) at their lowest.

Heat index

For August, the heat index is evaluated at a tropical 87.8°F (31°C). If one continues to be active during enduring exposure, it could result in fatigue and heat cramps.
Note that heat index values are valued for light wind and location in the shade. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.

Humidity

In August, the average relative humidity in Chatsworth is 51%.

Rainfall

In Chatsworth, during August, the rain falls for 1.2 days and regularly aggregates up to 0.08" (2mm) of precipitation. In Chatsworth, during the entire year, the rain falls for 39.8 days and collects up to 7.52" (191mm) of precipitation.

Daylight

In August, the average length of the day in Chatsworth is 13h and 23min.
On the first day of August in Chatsworth, sunrise is at 6:06 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:21 pm PDT.

Sunshine

The average sunshine in August in Chatsworth is 12h.

UV index

The months with the highest UV index are June through September, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 during August translates into the following directions:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. 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. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
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Frequently asked questions

What is the warmest month in Chatsworth?

August is the month that records the highest temperatures in Chatsworth, California, with averages ranging from a high of 85.8°F (29.9°C) to a low of 64.9°F (18.3°C).

How hot does it get in Chatsworth in August?

August temperatures vary between a high-temperature of 85.8°F (29.9°C) and a low-temperature of 64.9°F (18.3°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, is evaluated at 87.8°F (31°C).

What is the average humidity in August in Chatsworth?

In Chatsworth, California, the average relative humidity in August is 51%.

How much does it rain in Chatsworth in August?

In August, in Chatsworth, California, the rain falls for 1.2 days. Throughout August, 0.08" (2mm) of precipitation is accumulated.

What is the average length of the day in August in Chatsworth?

The average day length in August in Chatsworth, California, is 13h and 23min.

When is the sunrise / sunset in August in Chatsworth?

In August, on the first day of the month, sunrise is at 6:06 am and sunset at 7:55 pm. On the last day of the month, in Chatsworth, California, sunrise is at 6:27 am and sunset at 7:21 pm PDT.

How long on average sun shines in August in Chatsworth?

The average sunshine duration in August in Chatsworth is 12h.

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

June through September, with an average maximum UV index of 6, are months with the highest UV index in Chatsworth.

What is the UV index reading in August in Chatsworth?

In Chatsworth, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Chatsworth, CA

Average temperature in August - Chatsworth, CA
  • Average high temperature in August: 85.8°F

The warmest month (with the highest average high temperature) is August (85.8°F).
The month with the lowest average high temperature is December (61.7°F).

  • Average low temperature in August: 64.9°F

The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is December (46.2°F).

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Average pressure in August
Chatsworth, CA

Average pressure in August - Chatsworth, CA
  • Average pressure in August: 29.9"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in August
Chatsworth, CA

Average wind speed in August - Chatsworth, CA
  • Average wind speed in August: 4.7mph

The windiest months (with the highest average wind speed) are January and December (6.2mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).

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Average humidity in August
Chatsworth, CA

Average humidity in August - Chatsworth, CA
  • Average humidity in August: 51%

The month with the highest relative humidity is June (58%).
The month with the lowest relative humidity is November (47%).

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Average rainfall in August
Chatsworth, CA

Average rainfall in August - Chatsworth, CA
  • Average rainfall in August: 0.08"

The wettest month (with the highest rainfall) is February (1.54").
The driest month (with the least rainfall) is June (0").

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Average rainfall days in August
Chatsworth, CA

Average rainfall days in August - Chatsworth, CA
  • Average rainfall days in August: 1.2 days

The month with the highest number of rainy days is March (6.3 days).
The month with the least rainy days is June (0.8 days).

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

Average daylight in August / Average sunshine in August - Chatsworth, CA
  • Average daylight in August: 13h and 2min

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

  • Average sunshine in August: 12h and 0min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 48min).

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Average sunshine days in August
Chatsworth, CA

Average sunshine days in August - Chatsworth, CA
  • Average sunshine days in August: 28.7 days

The month with the most sunshine days is May (28.8 days).
The month with the least sunshine days is February (22.9 days).

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Average UV index in August
Chatsworth, CA

Average UV index in August - Chatsworth, CA
  • Average UV index in August: 6

The months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in August
Chatsworth, CA

Average cloud cover in August - Chatsworth, CA
  • Average cloud cover in August: 4

The month with the most cloud cover is March (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 4).

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Average visibility in August
Chatsworth, CA

Average visibility in August - Chatsworth, 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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Chatsworth, California, USA

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