Half Moon Bay
California, USA
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Half Moon Bay, CA

A warm and sunny day on a scenic beach in Half Moon Bay, California
A warm and sunny day on a scenic beach in Half Moon Bay, California
August, the last month of the summer, in Half Moon Bay, is also an enjoyable month, with temperature in the range of an average high of 65.1°F (18.4°C) and an average low of 52.7°F (11.5°C).

Temperature

In August, the average high-temperature is relatively the same as in July - a still comfortable 65.1°F (18.4°C). In Half Moon Bay, in August, the average low-temperature is 52.7°F (11.5°C).

Rainfall

In August, in Half Moon Bay, the rain falls for 4 days. Throughout August, 0.2" (4.8mm) of precipitation is accumulated. In Half Moon Bay, during the entire year, the rain falls for 87 days and collects up to 26.2" (664.6mm) of precipitation.

Daylight

The average length of the day in August is 13.6h.

What is the temperature in August in Half Moon Bay?

The average high-temperature, in August, is 65.1°F (18.4°C), while the average low-temperature is 52.7°F (11.5°C).

How much does it rain in Half Moon Bay in August?

In Half Moon Bay, California, during August, the rain falls for 4 days and regularly aggregates up to 0.2" (4.8mm) of precipitation.

What is the average length of the day in August in Half Moon Bay?

The average length of the day in August in Half Moon Bay is 13.6h.
Average temperature in August - Half Moon Bay, CA
  • Average high temperature in August: 65.1°F

The warmest month (with the highest average high temperature) is September (66.8°F).
The month with the lowest average high temperature is January (58.4°F).

  • Average low temperature in August: 52.7°F

The month with the highest average low temperature is August (52.7°F).
The coldest month (with the lowest average low temperature) is January (42.9°F).

Average rainfall in August - Half Moon Bay, CA
  • Average rainfall in August: 0.2"

The wettest month (with the highest rainfall) is January (5.2").
The driest month (with the lowest rainfall) is July (0.1").

Average rainfall days in August - Half Moon Bay, CA
  • Average rainfall days in August: 4 days

The month with the highest number of rainy days is January (12 days).
The month with the lowest number of rainy days is June (3 days).

Average daylight in August - Half Moon Bay, CA
  • Average daylight in August: 13.6h

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