August weather forecast and climate
Milpitas, CA

Weather in August

The last month of the summer, August, is another warm month in Milpitas, California, with average temperature fluctuating between 82.4°F (28°C) and 56.8°F (13.8°C).

Temperature

In August, the average high-temperature is practically the same as in July - a still warm 82.4°F (28°C). In August, the average low-temperature is 56.8°F (13.8°C).

Heat index

The average heat index is evaluated at 85.3°F (29.6°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity 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 'feels like', 'real feel', 'apparent temperature', or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional factors like clothing, pregnancy, wind, and activity influence one's weather impression. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. 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

In August, the average relative humidity is 61%.

Rainfall

June through August are months with the least rain in Milpitas when the rain falls for 0.4 days and typically aggregates up to 0.04" (1mm) of rain.

Daylight

The average length of the day in Milpitas, California, is 13.5h.

Sunshine

The average sunshine in August is 12h.

UV index

Months with the highest UV index in Milpitas are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in August in Milpitas?

The average high-temperature, in August, in Milpitas, California, is 82.4°F (28°C), while the average low-temperature is 56.8°F (13.8°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), that combines air temperature and relative humidity, is evaluated at 85.3°F (29.6°C).

What is the average humidity in August in Milpitas?

In August, the average relative humidity is 61%.

How much does it rain in Milpitas in August?

In Milpitas, California, during August, the rain falls for 0.4 days and regularly aggregates up to 0.04" (1mm) of precipitation.

What is the driest month in Milpitas?

June through August are months with the least rain in Milpitas when the rain falls for 0.4 days and typically aggregates up to 0.04" (1mm) of rain.

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

In Milpitas, California, the average length of the day in August is 13.5h.

How many hours of sunshine does Milpitas have in August?

The average sunshine in August in Milpitas, California, is 12h.

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

Months with the highest UV index in Milpitas, California, are June through August, with an average maximum UV index of 6.

What is the UV index reading in August in Milpitas?

The average daily maximum UV index in August in Milpitas is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to the UV radiation.

Average temperature in August
Milpitas, CA

Average temperature in August - Milpitas, CA
  • Average high temperature in August: 82.4°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is December (56.3°F).

  • Average low temperature in August: 56.8°F

The month with the highest average low temperature is August (56.8°F).
The coldest months (with the lowest average low temperature) are January and December (42.6°F).

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Average pressure in August
Milpitas, CA

Average pressure in August - Milpitas, CA
  • Average pressure in August: 29.92"

The month with the highest atmospheric pressure is January (30.14").
Months with the lowest atmospheric pressure are June, August and September (29.92").

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Average wind speed in August
Milpitas, CA

Average wind speed in August - Milpitas, CA
  • Average wind speed in August: 4.5mph

The windiest month (with the highest average wind speed) is May (5.8mph).
The calmest months (with the lowest average wind speed) are October and November (4.3mph).

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Average humidity in August
Milpitas, CA

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

The month with the highest relative humidity is March (73%).
The month with the lowest relative humidity is July (58%).

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Average rainfall in August
Milpitas, CA

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

The wettest month (with the highest rainfall) is March (0.83").
The driest months (with the least rainfall) are June, July and August (0.04").

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Average rainfall days in August
Milpitas, CA

Average rainfall days in August - Milpitas, CA
  • Average rainfall days in August: 0.4 days

The month with the highest number of rainy days is March (9.9 days).
The month with the least rainy days is August (0.4 days).

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

Average daylight in August / Average sunshine in August - Milpitas, CA
  • Average daylight in August: 13.5h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in August: 12h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6h).

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Average sunshine days in August
Milpitas, CA

Average sunshine days in August - Milpitas, CA
  • Average sunshine days in August: 29.6 days

The month with the most sunshine days is August (29.6 days).
The month with the least sunshine days is March (19.5 days).

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Average UV index in August
Milpitas, CA

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

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in August
Milpitas, CA

Average cloud cover in August - Milpitas, CA
  • Average cloud cover in August: 7

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 5).

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Average visibility in August
Milpitas, CA

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

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

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