August weather forecast
Big Sur, CA

englishespañol中文
Share

Weather in August

August bridges the gap between the high summer months and the approaching turn of the fall season in Big Sur. The warmth of July humbly recedes, giving way to slightly lessened, yet still warm temperatures. Additionally, August claims the distinction as the driest period, with a minimum rainfall of 0.04" (1mm) over 1.3 days. Amidst the dwindling heat and waning daylight hours, this month offers discerning visitors a subtly changing landscape accentuated by the striking hues of sunset over the pacific coast.

Temperature

Big Sur experiences a transition to an agreeable 68.4°F (20.2°C) in average high-temperatures with the arrival of August, not greatly differing from July's 67.6°F (19.8°C). Big Sur encounters an average low-temperature of 55°F (12.8°C) during August nights.

Humidity

The most humid month in Big Sur is August, with an average relative humidity of 79%.

Rainfall

August is the month with the least rainfall. Rain falls for 1.3 days and accumulates 0.04" (1mm) of precipitation.

Ocean temperature

The months with the warmest seawater are August through October, with an average ocean temperature of 59°F (15°C).
Note: The majority find it unenjoyable to swim in 59°F (15°C). Breathing becomes tougher as the water temperature descends under 69.8°F (21°C).

Daylight

In August, the average length of the day in Big Sur, California, is 13h and 29min.
On the first day of August, sunrise is at 6:14 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 7:35 pm PDT.

Sunshine

The average sunshine in August is 11.7h.

UV index

The months with the highest UV index in Big Sur are June through September, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 5 in August leads to these recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Stay sun-safe with clothing that is both closely woven and worn loosely.
[Resources]

Frequently asked questions

What are the temperatures in Big Sur in August?

The high-temperature, in August, in Big Sur, records 68.4°F (20.2°C), while the low-temperature is 55°F (12.8°C).

What is the most humid month in Big Sur?

August is the most humid month in Big Sur, California, with an average relative humidity of 79%.

What is the average humidity in August in Big Sur?

The average relative humidity in August is 79%.

What is the driest month in Big Sur?

August is the month with the least rainfall in Big Sur. Rain falls for 1.3 days and accumulates 0.04" (1mm) of precipitation.

How much does it rain in Big Sur in August?

In Big Sur, California, during August, the rain falls for 1.3 days and regularly aggregates up to 0.04" (1mm) of precipitation.

When is the ocean warmest in Big Sur?

August through October, with an average ocean temperature of 59°F (15°C), are months with the warmest seawater in Big Sur, California.

What is the ocean temperature in August in Big Sur?

In Big Sur, the average seawater temperature in August is 59°F (15°C). Swimming in 59°F (15°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

What is the average length of the day in August in Big Sur?

The average day length in August is 13h and 29min.

What time are sunrise and sunset in August in Big Sur?

On the first day of August in Big Sur, sunrise is at 6:14 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 7:35 pm PDT.

How long on average sun shines in August in Big Sur?

The average sunshine duration in August in Big Sur is 11.7h.

When is the highest UV index in Big Sur?

The months with the highest UV index in Big Sur are June through September, with an average maximum UV index of 5.

What is the UV index intensity in August in Big Sur?

In Big Sur, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium health risk 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
Big Sur, CA

Average temperature in August - Big Sur, CA
  • Average high temperature in August: 68.4°F

The warmest month (with the highest average high temperature) is September (69.6°F).
The month with the lowest average high temperature is December (57°F).

  • Average low temperature in August: 55°F

The month with the highest average low temperature is September (55.4°F).
The coldest month (with the lowest average low temperature) is December (46.9°F).

[Resources]

Average pressure in August
Big Sur, CA

Average pressure in August - Big Sur, CA
  • Average pressure in August: 29.93"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 (29.93"Hg).

[Resources]

Average wind speed in August
Big Sur, CA

Average wind speed in August - Big Sur, CA
  • Average wind speed in August: 6.2mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

[Resources]

Average humidity in August
Big Sur, CA

Average humidity in August - Big Sur, CA
  • Average humidity in August: 79%

The month with the highest relative humidity is August (79%).
The month with the lowest relative humidity is November (70%).

[Resources]

Average rainfall in August
Big Sur, CA

Average rainfall in August - Big Sur, CA
  • Average rainfall in August: 0.04"

The wettest month (with the highest rainfall) is December (2.48").
The driest month (with the least rainfall) is August (0.04").

[Resources]

Average rainfall days in August
Big Sur, CA

Average rainfall days in August - Big Sur, CA
  • Average rainfall days in August: 1.3 days

The month with the highest number of rainy days is March (12.3 days).
The month with the least rainy days is August (1.3 days).

[Resources]

Average sea temperature in August
Big Sur, CA

Average sea temperature in August - Big Sur, CA
  • Average sea temperature in August: 59°F

The best months for swimming (with the highest average sea temperature) are August, September and October (59°F).
The coldest months (with the lowest average sea temperature) are March, April and May (54°F).

[Resources]

Average daylight in August /
Average sunshine in August
Big Sur, CA

Average daylight in August / Average sunshine in August - Big Sur, CA
  • Average daylight in August: 13h and 3min

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

  • Average sunshine in August: 11h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

[Resources]

Average sunshine days in August
Big Sur, CA

Average sunshine days in August - Big Sur, CA
  • Average sunshine days in August: 27.8 days

The month with the most sunshine days is August (27.8 days).
The month with the least sunshine days is March (17.3 days).

[Resources]

Average UV index in August
Big Sur, CA

Average UV index in August - Big Sur, CA
  • Average UV index in August: 5

The months with the highest UV index are June, July, August and September (UV index 5).
The month with the lowest UV index is December (UV index 3).

[Resources]

Average cloud cover in August
Big Sur, CA

Average cloud cover in August - Big Sur, CA
  • Average cloud cover in August: 16

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 13).

[Resources]

Average visibility in August
Big Sur, CA

Average visibility in August - Big Sur, 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).

[Resources]

Big Sur, California, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location