August weather forecast
San Carlos, CA

Share

Weather in August

The last month of the summer, August, is also an agreeable month in San Carlos, California, with temperature in the range of an average low of 56.1°F (13.4°C) and an average high of 73°F (22.8°C).

Temperature

In San Carlos, the average temperatures in August are the highest, with a peak at 73°F (22.8°C) and a low of 56.1°F (13.4°C).

Humidity

The average relative humidity in August in San Carlos is 73%.

Rainfall

July and August are months with the least rain when the rain falls for 2 days and typically aggregates up to 0.08" (2mm) of rain.

Daylight

In San Carlos, the average length of the day in August is 13h and 34min.
On the first day of August, sunrise is at 6:13 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 7:38 pm PDT.

Sunshine

In San Carlos, California, the average sunshine in August is 11.9h.

UV index

June through September, with an average maximum UV index of 5, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In August, the maximum UV index of 5 suggests this advice:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. The Sun's radiation is especially intense around midday; try to stay in shade during this period. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
[Resources]

Frequently asked questions

What part of the year is the hottest in San Carlos?

August, on average, is the warmest month, registering a high temperature of 73°F (22.8°C) and a low of 56.1°F (13.4°C).

What are the temperatures in San Carlos in August?

The average high-temperature and low-temperature in San Carlos during August are 73°F (22.8°C) and 56.1°F (13.4°C) respectively.

What is the average humidity in August in San Carlos?

The average relative humidity in August in San Carlos, California, is 73%.

What is the driest month in San Carlos?

July and August are months with the least rain in San Carlos when the rain falls for 2 days and typically aggregates up to 0.08" (2mm) of rain.

How many days does it rain in August in San Carlos?

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

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

In August, the average day length is 13h and 34min.

What time are sunrise and sunset in August in San Carlos?

In August, on the first day of the month, sunrise is at 6:13 am and sunset at 8:16 pm. On the last day of the month, in San Carlos, California, sunrise is at 6:39 am and sunset at 7:38 pm PDT.

How long on average sun shines in August in San Carlos?

The average sunshine duration in August in San Carlos is 11.9h.

What is the month with the highest UV index in San Carlos?

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

What is the UV index reading in August in San Carlos?

In August, the average daily maximum UV index in San Carlos, California, is 5. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to 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
San Carlos, CA

Average temperature in August - San Carlos, CA
  • Average high temperature in August: 73°F

The warmest month (with the highest average high temperature) is August (73°F).
The month with the lowest average high temperature is December (55.9°F).

  • Average low temperature in August: 56.1°F

The month with the highest average low temperature is September (56.7°F).
The coldest month (with the lowest average low temperature) is January (46°F).

[Resources]

Average pressure in August
San Carlos, CA

Average pressure in August - San Carlos, CA
  • Average pressure in August: 29.93"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.92"Hg).

[Resources]

Average wind speed in August
San Carlos, CA

Average wind speed in August - San Carlos, CA
  • Average wind speed in August: 5.6mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is October (5.5mph).

[Resources]

Average humidity in August
San Carlos, CA

Average humidity in August - San Carlos, CA
  • Average humidity in August: 73%

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is October (68%).

[Resources]

Average rainfall in August
San Carlos, CA

Average rainfall in August - San Carlos, CA
  • Average rainfall in August: 0.08"

The wettest month (with the highest rainfall) is February (2.09").
The driest months (with the least rainfall) are July and August (0.08").

[Resources]

Average rainfall days in August
San Carlos, CA

Average rainfall days in August - San Carlos, CA
  • Average rainfall days in August: 2 days

The month with the highest number of rainy days is March (13 days).
The month with the least rainy days is July (1.8 days).

[Resources]

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

Average daylight in August / Average sunshine in August - San Carlos, 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: 11h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

[Resources]

Average sunshine days in August
San Carlos, CA

Average sunshine days in August - San Carlos, CA
  • Average sunshine days in August: 23.1 days

The month with the most sunshine days is July (25.3 days).
The month with the least sunshine days is March (16.3 days).

[Resources]

Average UV index in August
San Carlos, CA

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

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

[Resources]

Average cloud cover in August
San Carlos, CA

Average cloud cover in August - San Carlos, CA
  • Average cloud cover in August: 11

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 9).

[Resources]

Average visibility in August
San Carlos, CA

Average visibility in August - San Carlos, 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]

San Carlos, California, USA

Weather forecast for your location

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