Stinson Beach
California, USA
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Stinson Beach, CA

The last month of the summer, August, is another pleasant month in Stinson Beach, California, with average temperature varying between 56.1°F (13.4°C) and 69.4°F (20.8°C).

Temperature

In August, the average high-temperature is practically the same as in July - a still agreeable 69.4°F (20.8°C). In August, in Stinson Beach, the average low-temperature is 56.1°F (13.4°C).

Humidity

August is the most humid month in Stinson Beach, with an average relative humidity of 78%.

Rainfall

Months with the least rainfall are July and August Rain falls for 2.7 days and accumulates 0.08" (2mm) of rain.

Snowfall

January through November are months without snowfall in Stinson Beach.

Daylight

In Stinson Beach, the average length of the day is 13.6h.

Sunshine

In August, the average sunshine in Stinson Beach is 10.9h.

UV index

Months with the highest UV index in Stinson Beach are June through September, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 5 transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in August in Stinson Beach?

The average high-temperature, in August, in Stinson Beach, California, is 69.4°F (20.8°C), while the average low-temperature is 56.1°F (13.4°C).

What is the most humid month in Stinson Beach?

August is the most humid month, with an average relative humidity of 78%.

What is the average humidity in August in Stinson Beach?

The average relative humidity in August in Stinson Beach, California, is 78%.

How much does it rain in Stinson Beach in August?

In Stinson Beach, California, during August, the rain falls for 2.7 days and regularly aggregates up to 0.08" (2mm) of precipitation.

What is the driest month in Stinson Beach?

Months with the least rainfall in Stinson Beach, California, are July and August Rain falls for 2.7 days and accumulates 0.08" (2mm) of rain.

When it does not snow in Stinson Beach?

January through November are months without snowfall.

How many hours of daylight does Stinson Beach have in August?

In August, the average length of the day in Stinson Beach, California, is 13.6h.

How long on average sun shines in August in Stinson Beach?

In August, the average sunshine in Stinson Beach is 10.9h.

What are the months with the highest UV index in Stinson Beach?

Months with the highest UV index in Stinson Beach are June through September, with an average maximum UV index of 5.

How high is the UV index in August in Stinson Beach?

The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from the exposure to the Sun's UV radiation.
Average temperature in August - Stinson Beach, CA
  • Average high temperature in August: 69.4°F

The warmest month (with the highest average high temperature) is September (70.9°F).
The month with the lowest average high temperature is December (55.2°F).

  • Average low temperature in August: 56.1°F

The month with the highest average low temperature is September (56.3°F).
The coldest month (with the lowest average low temperature) is December (46°F).

Average humidity in August - Stinson Beach, CA
  • Average humidity in August: 78%

The month with the highest relative humidity is August (78%).
The month with the lowest relative humidity is October (69%).

Average rainfall in August - Stinson Beach, CA
  • Average rainfall in August: 0.08"

The wettest month (with the highest rainfall) is February (3.43").
The driest months (with the least rainfall) are July and August (0.08").

Average rainfall days in August - Stinson Beach, CA
  • Average rainfall days in August: 2.7 days

The month with the highest number of rainy days is March (12.8 days).
The month with the least rainy days is July (2.3 days).

Average snowfall days in August - Stinson Beach, CA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (0.1 days).
Months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

Average daylight in August / Average sunshine in August - Stinson Beach, CA
  • Average daylight in August: 13.6h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in August: 10.9h

The month with the most sunshine is July (Average sunshine: 11.2h).
The month with the least sunshine is December (Average sunshine: 5.6h).

Average UV index in August - Stinson Beach, CA
  • Average UV index in August: 5

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