May weather forecast
Newport Beach, CA

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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 May

May in Newport Beach is a harbinger of summer, with the mercury registering a high of 67.6°F (19.8°C) and a low of 56.8°F (13.8°C). Rainfall recedes significantly to just 0.12" (3mm), presenting a drier environment under predominantly clear skies. This month invites residents and tourists to embrace the outdoors, given the abundance of sunlight. Sea temperatures are on the rise, making beach trips particularly enticing. All in all, the near-perfect combination of mild temperatures, less rain and ample sunshine makes May a delightful month.

Temperature

Newport Beach's weather in May, with an average high-temperature of a still refreshing 67.6°F (19.8°C), subtly shifts from April's 66.6°F (19.2°C). The nighttime temperature in Newport Beach, during May, averages of 56.8°F (13.8°C).

Humidity

In May, the average relative humidity is 72%.

Rainfall

In Newport Beach, in May, it is raining for 3.4 days, with typically 0.12" (3mm) of accumulated precipitation. Throughout the year, in Newport Beach, there are 50.7 rainfall days, and 3.74" (95mm) of precipitation is accumulated.

Ocean temperature

In May, the average ocean temperature is 62.2°F (16.8°C).
Note: In 62.2°F (16.8°C), swimming is not an enjoyable activity for most. The challenge of managing one's breathing increases as the temperature goes under 69.8°F (21°C).

Daylight

In May, the average length of the day in Newport Beach is 13h and 55min.
On the first day of May, sunrise is at 6:02 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 7:56 pm PDT.

Sunshine

The average sunshine in May is 11h.

UV index

In Newport Beach, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 5 in May transforms into the following instructions:
Adopt protective measures - It is advised to guard against sun damage. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
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Frequently asked questions

What are May temperatures in Newport Beach?

In May, the average high-temperature and low-temperature in Newport Beach are 67.6°F (19.8°C) and 56.8°F (13.8°C) respectively.

What is the average humidity in May in Newport Beach?

The average relative humidity in May is 72%.

How much does it rain in Newport Beach in May?

In Newport Beach, California, during May, the rain falls for 3.4 days and regularly aggregates up to 0.12" (3mm) of precipitation.

What is the ocean temperature in May in Newport Beach?

In Newport Beach, California, in May, the average water temperature is 62.2°F (16.8°C). For most, swimming in 62.2°F (16.8°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).

How many hours of daylight does Newport Beach have in May?

The average day length in May in Newport Beach, California, is 13h and 55min.

What time are sunrise and sunset in May in Newport Beach?

On the first day of May, sunrise is at 6:02 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 7:56 pm PDT.

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

In Newport Beach, California, the average sunshine duration in May is 11h.

What is the UV index reading in May in Newport Beach?

In May, the average daily maximum UV index in Newport Beach is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Newport Beach, CA

Average temperature in May - Newport Beach, CA
  • Average high temperature in May: 67.6°F

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).

  • Average low temperature in May: 56.8°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 in May
Newport Beach, CA

Average pressure in May - Newport Beach, CA
  • Average pressure in May: 29.93"Hg

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

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Average wind speed in May
Newport Beach, CA

Average wind speed in May - Newport Beach, CA
  • Average wind speed in May: 6.5mph

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 in May
Newport Beach, CA

Average humidity in May - Newport Beach, CA
  • Average humidity in May: 72%

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 in May
Newport Beach, CA

Average rainfall in May - Newport Beach, CA
  • Average rainfall in May: 0.12"

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 in May
Newport Beach, CA

Average rainfall days in May - Newport Beach, CA
  • Average rainfall days in May: 3.4 days

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 in May
Newport Beach, CA

Average sea temperature in May - Newport Beach, CA
  • Average sea temperature in May: 62.2°F

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 in May /
Average sunshine in May
Newport Beach, CA

Average daylight in May / Average sunshine in May - Newport Beach, CA
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in May: 11h and 0min

The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

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Average sunshine days in May
Newport Beach, CA

Average sunshine days in May - Newport Beach, CA
  • Average sunshine days in May: 23.4 days

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 in May
Newport Beach, CA

Average UV index in May - Newport Beach, CA
  • Average UV index in May: 5

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

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Average cloud cover in May
Newport Beach, CA

Average cloud cover in May - Newport Beach, CA
  • Average cloud cover in May: 21

The months with the most cloud cover are March and December (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 8).

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Average visibility in May
Newport Beach, CA

Average visibility in May - Newport Beach, CA
  • Average visibility in May: 6mi

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

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Newport Beach, California, USA

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