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

October weather forecast and climate
Newport Beach, CA

A bird
A bird's eye view of the stunning coastal village of Corona Del Mar, in Newport Beach, California, with cruise boats on the clear blue waters and beaches around the village
October, like September, is another pleasant autumn month in Newport Beach, California, with temperature in the range of an average high of 70°F (21.1°C) and an average low of 59.7°F (15.4°C).

Temperature

In Newport Beach, the average high-temperature in October is essentially the same as in September - a still pleasant 70°F (21.1°C). The average low-temperature, in October, is 59.7°F (15.4°C).

Rainfall

In October, the rain falls for 2 days. Throughout October, 0.4" (9.7mm) of precipitation is accumulated. Throughout the year, in Newport Beach, there are 32 rainfall days, and 10.6" (269.8mm) of precipitation is accumulated.

Ocean temperature

In Newport Beach, the average seawater temperature in October is 64.8°F (18.2°C). For swimming, a surface water temperature of 64.8°F (18.2°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 Newport Beach, the average length of the day is 11.3h.

Sunshine

The average sunshine in Newport Beach is 8h.

UV index

In October, the average daily maximum UV index in Newport Beach is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to the UV radiation for the ordinary person.
The daily maximum UV index of 6 interpret into the following advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. 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 October in Newport Beach?

In October, in Newport Beach, the average high-temperature is 70°F (21.1°C), and the average low-temperature is 59.7°F (15.4°C).

How much does it rain in Newport Beach in October?

In Newport Beach, in October, it is raining for 2 days, with typically 0.4" (9.7mm) of accumulated precipitation.

What is the ocean temperature in October in Newport Beach?

In October, the average ocean temperature is 64.8°F (18.2°C). For most, swimming in 64.8°F (18.2°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

What is the average length of the day in October in Newport Beach?

In October, the average length of the day in Newport Beach is 11.3h.

How many hours of sunshine does Newport Beach have in October?

The average sunshine in October in Newport Beach is 8h.

How high is the UV index in October in Newport Beach?

In Newport Beach, California, the average daily maximum UV index in October is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in October - Newport Beach, CA
  • Average high temperature in October: 69.9°F

The warmest month (with the highest average high temperature) is August (72.2°F).
The month with the lowest average high temperature is March (62.7°F).

  • Average low temperature in October: 59.7°F

The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is December (49.3°F).

Average rainfall in October - Newport Beach, CA
  • Average rainfall in October: 0.4"

The wettest month (with the highest rainfall) is February (2.6").
Driest months (with the lowest rainfall) are July and August (0").

Average rainfall days in October - Newport Beach, CA
  • Average rainfall days in October: 2 days

The month with the highest number of rainy days is March (6 days).
Months with the lowest number of rainy days are June, July and August (0 days).

Average sea temperature in October - Newport Beach, CA
  • Average sea temperature in October: 64.7°F

Best months for swimming (with the highest average sea temperature) are July and August (67.7°F).
The coldest month (with the lowest average sea temperature) is January (58.5°F).

Average daylight in October / Average sunshine in October - Newport Beach, CA
  • Average daylight in October: 11.3h

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 10h).

  • Average sunshine in October: 8h

Months with most sunshine are July and August (Average sunshine: 11h).
Months with least sunshine are January, November and December (Average sunshine: 7).

Average UV index in October - Newport Beach, CA
  • Average UV index in October: 6

Months with the highest UV index are June, July and August (UV index 10).
Months with the lowest UV index are January and December (UV index 3).