May weather forecast
Montara, CA

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Weather in May

May, the last month of the spring in Montara, is a comfortable month, with an average temperature fluctuating between 51.4°F (10.8°C) and 61°F (16.1°C).

Temperature

The advent of May presents an average high-temperature of an enjoyable 61°F (16.1°C), maintaining a close correlation with the preceding month. In May, the temperature drops to an average of 51.4°F (10.8°C) at night.

Humidity

In May, the average relative humidity in Montara is 79%.

Rainfall

In Montara, in May, it is raining for 7 days, with typically 0.39" (10mm) of accumulated precipitation. In Montara, California, during the entire year, the rain falls for 77.3 days and collects up to 6.81" (173mm) of precipitation.

Ocean temperature

In Montara, California, the average seawater temperature in May is 52.7°F (11.5°C).
Note: You can swim in 52.7°F (11.5°C) below 50°F (10°C) with proper thermal wear; failing that, the cold shock and respiratory challenges are nearly certain. A short span at 55.4°F (13°C) without it is tough.

Daylight

In May, the average length of the day is 14h and 13min.
On the first day of the month, sunrise is at 6:13 am and sunset at 8:00 pm. On the last day of May, in Montara, California, sunrise is at 5:50 am and sunset at 8:25 pm PDT.

Sunshine

In May, the average sunshine is 9.7h.

UV index

In Montara, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In May, a daily UV index of 4 turns into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

What is the average May temperature in Montara?

Montara in May has an average high-temperature of 61°F (16.1°C) and an average low-temperature of 51.4°F (10.8°C).

What is the average humidity in May in Montara?

The average relative humidity in May is 79%.

How many days does it rain in May in Montara?

In Montara, during May, the rain falls for 7 days and regularly aggregates up to 0.39" (10mm) of precipitation.

How cold is the water in May in Montara?

In Montara, the average seawater temperature in May is 52.7°F (11.5°C). Swimming in 52.7°F (11.5°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the average length of the day in May in Montara?

In May, the average day length in Montara is 14h and 13min.

When are sunrise and sunset in May in Montara?

On the first day of May in Montara, sunrise is at 6:13 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:25 pm PDT.

How many hours of sunshine does Montara have in May?

In May, the average sunshine duration in Montara, California, is 9.7h.

What is the UV index reading in May in Montara?

In Montara, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Montara, CA

Average temperature in May - Montara, CA
  • Average high temperature in May: 61°F

The warmest month (with the highest average high temperature) is September (67.5°F).
The month with the lowest average high temperature is December (55.6°F).

  • Average low temperature in May: 51.4°F

The month with the highest average low temperature is September (56.8°F).
The coldest months (with the lowest average low temperature) are January and February (48.7°F).

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Average pressure in May
Montara, CA

Average pressure in May - Montara, CA
  • Average pressure in May: 29.98"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.92"Hg).

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Average wind speed in May
Montara, CA

Average wind speed in May - Montara, CA
  • Average wind speed in May: 9.1mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest months (with the lowest average wind speed) are August and September (6.8mph).

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Average humidity in May
Montara, CA

Average humidity in May - Montara, CA
  • Average humidity in May: 79%

The month with the highest relative humidity is August (82%).
The months with the lowest relative humidity are November and December (72%).

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Average rainfall in May
Montara, CA

Average rainfall in May - Montara, CA
  • Average rainfall in May: 0.39"

The wettest month (with the highest rainfall) is February (1.34").
The driest months (with the least rainfall) are June, July and September (0.12").

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Average rainfall days in May
Montara, CA

Average rainfall days in May - Montara, CA
  • Average rainfall days in May: 7 days

The month with the highest number of rainy days is March (10.5 days).
The month with the least rainy days is September (3.6 days).

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Average sea temperature in May
Montara, CA

Average sea temperature in May - Montara, CA
  • Average sea temperature in May: 52.7°F

The best month for swimming (with the highest average sea temperature) is September (56.9°F).
The coldest month (with the lowest average sea temperature) is June (52.4°F).

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Average daylight in May /
Average sunshine in May
Montara, CA

Average daylight in May / Average sunshine in May - Montara, CA
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in May: 9h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days in May
Montara, CA

Average sunshine days in May - Montara, CA
  • Average sunshine days in May: 20.3 days

The month with the most sunshine days is October (24.5 days).
The month with the least sunshine days is August (18.7 days).

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Average UV index in May
Montara, CA

Average UV index in May - Montara, CA
  • Average UV index in May: 4

The months with the highest UV index are June, August and September (UV index 5).
The months with the lowest UV index are February and December (UV index 3).

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Average cloud cover in May
Montara, CA

Average cloud cover in May - Montara, CA
  • Average cloud cover in May: 33

The month with the most cloud cover is March (Cloud cover 39).
The months with the least cloud cover are September and October (Cloud cover 21).

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Average visibility in May
Montara, CA

Average visibility in May - Montara, 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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Montara, California, USA

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