August weather forecast and climate
Redondo Beach, CA

The last month of the summer, August, is another warm month in Redondo Beach, California, with average temperature fluctuating between 64.2°F (17.9°C) and 76.6°F (24.8°C).

Temperature

With an average high-temperature of 76.6°F (24.8°C) and an average low-temperature of 64.2°F (17.9°C), August is the warmest month.

Humidity

The average relative humidity in Redondo Beach is 70%.

Rainfall

In Redondo Beach, California, it is raining for 3 days, with typically 0.2" (5mm) of accumulated precipitation. In Redondo Beach, during the entire year, the rain falls for 54.5 days and collects up to 7.91" (201mm) of precipitation.

Ocean temperature

July and August, with an average ocean temperature of 67.8°F (19.9°C), are months with the warmest seawater in Redondo Beach.
Note: For swimming, a surface water temperature of 67.8°F (19.9°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

Daylight

In August, the average length of the day is 13.4h.

Sunshine

August has the most sunshine of the year in Redondo Beach, with an average of 11.9h of sunshine.

UV index

July through September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: In August, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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.