August weather forecast
Cerritos, CA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Cerritos, California, with an average temperature varying between 82°F (27.8°C) and 65.7°F (18.7°C).

Temperature

With average temperatures fluctuating between a high of 82°F (27.8°C) and a low of 65.7°F (18.7°C), August stands out as the warmest month.

Heat index

For most parts of August, the heat index is appraised at 84.2°F (29°C). Continuous exposure and activity could induce a sense of tiredness and subsequently, heat cramps.
Heat index data is primarily for areas with shade and subjected to light winds. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance 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 August, the average relative humidity in Cerritos is 61%.

Rainfall

In Cerritos, in August, it is raining for 1.2 days, with typically 0.04" (1mm) of accumulated precipitation. Throughout the year, there are 33.3 rainfall days, and 2.32" (59mm) of precipitation is accumulated.

Daylight

In August, the average length of the day in Cerritos, California, is 13h and 22min.
On the first day of the month, sunrise is at 6:04 am and sunset at 7:52 pm. On the last day of August, sunrise is at 6:25 am and sunset at 7:18 pm PDT.

Sunshine

The months with the most sunshine in Cerritos are July and August, with an average of 12h of sunshine.

UV index

June through September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 6 in August translates into these instructions:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
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Frequently asked questions

What are the warmest months in Cerritos?

With average high and low temperatures of 82°F (27.8°C) and 65.7°F (18.7°C) respectively, August is Cerritos's warmest month.

What is the usual temperature for Cerritos in August?

The average high-temperature, in August, in Cerritos, is 82°F (27.8°C), while the average low-temperature is 65.7°F (18.7°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is appraised at 84.2°F (29°C).

What is the average humidity in August in Cerritos?

In Cerritos, California, the average relative humidity in August is 61%.

How much does it rain in Cerritos in August?

In August, the rain falls for 1.2 days. Throughout August, 0.04" (1mm) of precipitation is accumulated.

How many hours of daylight does Cerritos have in August?

The average day length in August in Cerritos, California, is 13h and 22min.

What time are sunrise and sunset in August in Cerritos?

In August, on the first day of the month, sunrise is at 6:04 am and sunset at 7:52 pm. On the last day of the month, in Cerritos, sunrise is at 6:25 am and sunset at 7:18 pm PDT.

What is the month with the most sunshine in Cerritos?

The months with the most sunshine in Cerritos are July and August, with an average of 12h of sunshine.

How long on average sun shines in August in Cerritos?

In Cerritos, California, the average sunshine duration in August is 12h.

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

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

What is the UV index intensity in August in Cerritos?

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

Average temperature in August
Cerritos, CA

Average temperature in August - Cerritos, CA
  • Average high temperature in August: 82°F

The warmest month (with the highest average high temperature) is August (82°F).
The month with the lowest average high temperature is December (64°F).

  • Average low temperature in August: 65.7°F

The month with the highest average low temperature is August (65.7°F).
The coldest month (with the lowest average low temperature) is February (51.3°F).

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Average pressure in August
Cerritos, CA

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

The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are June and September (29.89"Hg).

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Average wind speed in August
Cerritos, CA

Average wind speed in August - Cerritos, CA
  • Average wind speed in August: 5mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest months (with the lowest average wind speed) are September and October (4.8mph).

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Average humidity in August
Cerritos, CA

Average humidity in August - Cerritos, CA
  • Average humidity in August: 61%

The month with the highest relative humidity is June (67%).
The month with the lowest relative humidity is November (52%).

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Average rainfall in August
Cerritos, CA

Average rainfall in August - Cerritos, CA
  • Average rainfall in August: 0.04"

The wettest month (with the highest rainfall) is December (0.55").
The driest month (with the least rainfall) is June (0").

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Average rainfall days in August
Cerritos, CA

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

The month with the highest number of rainy days is March (5.6 days).
The month with the least rainy days is June (0.6 days).

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

Average daylight in August / Average sunshine in August - Cerritos, 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 July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

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Average sunshine days in August
Cerritos, CA

Average sunshine days in August - Cerritos, CA
  • Average sunshine days in August: 27.5 days

The month with the most sunshine days is June (28.6 days).
The month with the least sunshine days is February (22.9 days).

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Average UV index in August
Cerritos, CA

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

The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are February, November and December (UV index 4).

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Average cloud cover in August
Cerritos, CA

Average cloud cover in August - Cerritos, CA
  • Average cloud cover in August: 6

The months with the most cloud cover are March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 6).

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Average visibility in August
Cerritos, CA

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

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