Monthly weather forecast and climate
Newport Beach, CA

The stunning coastal village of Corona Del Mar, in Newport Beach, California
The stunning coastal village of Corona Del Mar, in Newport Beach, California

Weather in January

January, like December, in Newport Beach, California, is another comfortable winter month, with average temperature varying between 64.4°F (18°C) and 53.6°F (12°C). In Newport Beach, the average high-temperature is practically the same as in December - a still comfortable 64.4°F (18°C). Weather in January »

Weather in February

February, the last month of the winter, in Newport Beach, is also an enjoyable month, with temperature in the range of an average low of 52.3°F (11.3°C) and an average high of 63.3°F (17.4°C). In February, the average high-temperature is practically the same as in January - a still enjoyable 63.3°F (17.4°C). Weather in February »

Weather in March

March, the first month of the spring, in Newport Beach, is also an enjoyable month, with average temperature varying between 53.4°F (11.9°C) and 64.8°F (18.2°C). In Newport Beach, the average high-temperature is practically the same as in February - a still enjoyable 64.8°F (18.2°C). Weather in March »

Weather in April

April, the same as March, is another comfortable spring month in Newport Beach, California, with average temperature fluctuating between 54.9°F (12.7°C) and 66.6°F (19.2°C). In April, the average high-temperature is almost the same as in March - a still comfortable 66.6°F (19.2°C). Weather in April »

Weather in May

May, the last month of the spring, in Newport Beach, is also an enjoyable month, with average temperature varying between 67.6°F (19.8°C) and 56.8°F (13.8°C). In Newport Beach, the average high-temperature in May is practically the same as in April - a still comfortable 67.6°F (19.8°C). Weather in May »

Weather in June

June, the first month of the summer, in Newport Beach, is an agreeable month, with average temperature varying between 70.7°F (21.5°C) and 58.6°F (14.8°C). In Newport Beach, the average high-temperature is essentially the same as in May - a pleasant 70.7°F (21.5°C). Weather in June »

Weather in July

July is a moderately hot summer month in Newport Beach, California, with temperature in the range of an average low of 63.5°F (17.5°C) and an average high of 75°F (23.9°C). In Newport Beach, the average high-temperature in July is practically the same as in June - a warm 75°F (23.9°C). Weather in July »

Weather in August

August, the last month of the summer, in Newport Beach, is also a moderately hot month, with temperature in the range of an average high of 76.6°F (24.8°C) and an average low of 64.9°F (18.3°C). The warmest month is August, with an average high-temperature of 76.6°F (24.8°C) and an average low-temperature of 64.9°F (18.3°C). Weather in August »

Weather in September

September, the first month of the autumn, in Newport Beach, is still a warm month, with average temperature ranging between max 76.1°F (24.5°C) and min 64.2°F (17.9°C). In Newport Beach, the average high-temperature is essentially the same as in August - a still warm 76.1°F (24.5°C). Weather in September »

Weather in October

October, like September, is an agreeable autumn month in Newport Beach, California, with average temperature ranging between min 62.1°F (16.7°C) and max 73°F (22.8°C). In Newport Beach, the average high-temperature is practically the same as in September - a pleasant 73°F (22.8°C). Weather in October »

Weather in November

November, the last month of the autumn, in Newport Beach, is another pleasant month, with average temperature ranging between max 68.5°F (20.3°C) and min 57.9°F (14.4°C). In Newport Beach, the average high-temperature in November is almost the same as in October - a still pleasant 68.5°F (20.3°C). Weather in November »

Weather in December

December, the first month of the winter, in Newport Beach, is also an enjoyable month, with average temperature fluctuating between 62.4°F (16.9°C) and 53.1°F (11.7°C). The coldest month is December, with an average high-temperature of 62.4°F (16.9°C) and an average low-temperature of 53.1°F (11.7°C). Weather in December »
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FAQ

How many days does it rain in Newport Beach?

Throughout the year, there are 50.7 rainfall days, and 3.74" (95mm) of precipitation is accumulated.

What is the month with the coldest ocean in Newport Beach?

With an average ocean temperature of 58.5°F (14.7°C), January is the month with the coldest seawater.

When is the lowest UV index in Newport Beach?

January through March, November and December, with an average maximum UV index of 4, are months with the lowest UV index in Newport Beach, California.

What is the most humid month in Newport Beach?

With an average relative humidity of 74%, June is the most humid month.

What is the driest month in Newport Beach?

The month with the least rainfall in Newport Beach is June when the rain falls for 1.6 days and typically collects 0.04" (1mm) of precipitation.

When are the longest days in Newport Beach?

With an average of 14.4h of daylight, June has the longest days of the year in Newport Beach, California.

What are the months with the warmest ocean in Newport Beach?

July and August, with an average ocean temperature of 67.6°F (19.8°C), are months with the warmest seawater.

What is the month with the highest UV index in Newport Beach?

July through September, with an average maximum UV index of 6, are months with the highest UV index in Newport Beach, California.

What is the warmest month in Newport Beach?

The warmest month in Newport Beach is August, with an average high-temperature of 76.6°F (24.8°C) and an average low-temperature of 64.9°F (18.3°C).

What month has the most sunshine in Newport Beach?

August has the most sunshine of the year, with an average of 12h of sunshine.

What is the least humid month in Newport Beach?

November is the least humid month in Newport Beach, California, with an average relative humidity of 59%.

What is the coldest month in Newport Beach?

December is the coldest month in Newport Beach, with an average high-temperature of 62.4°F (16.9°C) and an average low-temperature of 53.1°F (11.7°C).

What is the wettest month in Newport Beach?

December is the month with the most rainfall in Newport Beach. Rain falls for 6.2 days and accumulates 0.79" (20mm) of precipitation.

What is the month with the shortest days in Newport Beach?

With an average of 10h of daylight, December has the shortest days of the year.

What is the month with the least sunshine in Newport Beach?

December has the least sunshine of the year, with an average of 6.6h of sunshine.

Average temperature
Newport Beach, CA

Average temperature - Newport Beach, CA

The warmest month (with the highest average high temperature) is August (76.6°F).
The month with the lowest average high temperature is December (62.4°F).

The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is February (52.3°F).

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Average pressure
Newport Beach, CA

Average pressure - Newport Beach, CA

The month with the highest atmospheric pressure is January (30.1").
Months with the lowest atmospheric pressure are June and September (29.89").

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Average wind speed
Newport Beach, CA

Average wind speed - Newport Beach, CA

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is October (5.2mph).

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Average humidity
Newport Beach, CA

Average humidity - Newport Beach, CA

The month with the highest relative humidity is June (74%).
The month with the lowest relative humidity is November (59%).

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Average rainfall
Newport Beach, CA

Average rainfall - Newport Beach, CA

The wettest month (with the highest rainfall) is December (0.79").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days
Newport Beach, CA

Average rainfall days - Newport Beach, CA

The month with the highest number of rainy days is March (6.6 days).
The month with the least rainy days is June (1.6 days).

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Average sea temperature
Newport Beach, CA

Average sea temperature - Newport Beach, CA

The 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).

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Average daylight / Average sunshine
Newport Beach, CA

Average daylight / Average sunshine - Newport Beach, CA

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

The month with the most sunshine is August (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 6.6h).

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Average sunshine days
Newport Beach, CA

Average sunshine days - Newport Beach, CA

The month with the most sunshine days is June (26.5 days).
The month with the least sunshine days is February (20.5 days).

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Average UV index
Newport Beach, CA

Average UV index - Newport Beach, CA

Months with the highest UV index are July, August and September (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 4).

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Average visibility
Newport Beach, CA

Average visibility - Newport Beach, CA

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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