May weather forecast and climate
Montara, CA

Weather in May

May, the last month of the spring, in Montara, is an enjoyable month, with average temperature ranging between min 51.4°F (10.8°C) and max 61°F (16.1°C).

Temperature

In Montara, the average high-temperature in May is essentially the same as in April - a comfortable 61°F (16.1°C). In Montara, the average low-temperature is 51.4°F (10.8°C).

Humidity

In Montara, California, the average relative humidity is 79%.

Rainfall

In Montara, it is raining for 7 days, with typically 0.39" (10mm) of accumulated precipitation. Throughout the year, in Montara, there are 77.3 rainfall days, and 6.81" (173mm) of precipitation is accumulated.

Ocean temperature

In Montara, in May, the average water temperature is 52.7°F (11.5°C).
Note: Swimming in 52.7°F (11.5°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

In Montara, the average length of the day in May is 14.2h.

Sunshine

The average sunshine is 9.7h.

UV index

The average daily maximum UV index in Montara is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 4 in May transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in May in Montara?

In Montara, in May, the average high-temperature is 61°F (16.1°C), and the average low-temperature is 51.4°F (10.8°C).

What is the average humidity in May in Montara?

The average relative humidity in May in Montara, California, is 79%.

How much does it rain in Montara in May?

In May, in Montara, the rain falls for 7 days. Throughout May, 0.39" (10mm) of precipitation is accumulated.

What is the water temperature in May in Montara?

In Montara, California, in May, the average water temperature 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.

How many hours of daylight does Montara have in May?

The average length of the day in May in Montara, California, is 14.2h.

How many hours of sunshine does Montara have in May?

The average sunshine in May in Montara, California, is 9.7h.

How high is the UV index in May in Montara?

The average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV radiation.

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"

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

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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%).
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: 14.2h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in May: 9.7h

The month with the most sunshine is July (Average sunshine: 11.1h).
The month with the least sunshine is December (Average sunshine: 5.7h).

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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

Months with the highest UV index are June, August and September (UV index 5).
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).
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

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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