August weather forecast
San Lorenzo, CA

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Weather in August

August, the last month of the summer in San Lorenzo, is another warm month, with an average temperature fluctuating between 56.3°F (13.5°C) and 79°F (26.1°C).

Temperature

The beginning of August reveals an average high-temperature of a still moderately hot 79°F (26.1°C), showing minimal deviation from the previous month. San Lorenzo logs a considerable temperature decrease from the daytime highs during the nights in August, with an average reading of 56.3°F (13.5°C).

Humidity

The average relative humidity in August is 66%.

Rainfall

June through August are months with the least rain when the rain falls for 0.7 days and typically aggregates up to 0.04" (1mm) of rain.

Daylight

In San Lorenzo, the average length of the day in August is 13h and 34min.
On the first day of the month, sunrise is at 6:12 am and sunset at 8:16 pm. On the last day of August, sunrise is at 6:38 am and sunset at 7:38 pm PDT.

Sunshine

In San Lorenzo, the average sunshine in August is 12h.

UV index

In August, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 5 during August leads to these instructions:
Put precautions into practice - Guidance to elude sunburn is provided. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.

Frequently asked questions

What is the usual temperature for San Lorenzo in August?

In San Lorenzo, in August, the average high-temperature is 79°F (26.1°C), and the average low-temperature is 56.3°F (13.5°C).

What is the average humidity in August?

In August, the average relative humidity is 66%.

What is the driest month?

June through August are months with the least rain when the rain falls for 0.7 days and typically aggregates up to 0.04" (1mm) of rain.

How many days does it rain in August?

In San Lorenzo, California, in August, during 0.7 rainfall days, 0.04" (1mm) of precipitation is typically accumulated.

How many hours of daylight does San Lorenzo have in August?

The average day length in August is 13h and 34min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:12 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 7:38 pm PDT.

How long on average sun shines in August?

In August, the average sunshine duration is 12h.

What is the UV index reading in August?

In August, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from unsafe 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
San Lorenzo, CA

Average temperature in August - San Lorenzo, CA
  • Average high temperature in August: 79°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is December (56.1°F).

  • Average low temperature in August: 56.3°F

The month with the highest average low temperature is September (56.5°F).
The coldest months (with the lowest average low temperature) are January and December (44.1°F).

Average pressure in August
San Lorenzo, CA

Average pressure in August - San Lorenzo, CA
  • Average pressure in August: 29.92"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).

Average wind speed in August
San Lorenzo, CA

Average wind speed in August - San Lorenzo, CA
  • Average wind speed in August: 5.4mph

The windiest month (with the highest average wind speed) is May (6.7mph).
The calmest month (with the lowest average wind speed) is November (4.7mph).

Average humidity in August
San Lorenzo, CA

Average humidity in August - San Lorenzo, CA
  • Average humidity in August: 66%

The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is September (62%).

Average rainfall in August
San Lorenzo, CA

Average rainfall in August - San Lorenzo, CA
  • Average rainfall in August: 0.04"

The wettest month (with the highest rainfall) is February (0.87").
The driest months (with the least rainfall) are June, July and August (0.04").

Average rainfall days in August
San Lorenzo, CA

Average rainfall days in August - San Lorenzo, CA
  • Average rainfall days in August: 0.7 days

The month with the highest number of rainy days is March (10.5 days).
The month with the least rainy days is August (0.7 days).

Average daylight in August /
Average sunshine in August
San Lorenzo, CA

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

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in August: 12h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

Average sunshine days in August
San Lorenzo, CA

Average sunshine days in August - San Lorenzo, CA
  • Average sunshine days in August: 27.5 days

The month with the most sunshine days is July (27.9 days).
The month with the least sunshine days is March (18.6 days).

Average UV index in August
San Lorenzo, CA

Average UV index in August - San Lorenzo, CA
  • Average UV index in August: 5

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in August
San Lorenzo, CA

Average cloud cover in August - San Lorenzo, CA
  • Average cloud cover in August: 8

The month with the most cloud cover is March (Cloud cover 34).
The month with the least cloud cover is July (Cloud cover 7).

Average visibility in August
San Lorenzo, CA

Average visibility in August - San Lorenzo, 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).

San Lorenzo, California, USA

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