April weather forecast and climate
Montara, CA

Weather in April

April, the same as March, in Montara, California, is another mild spring month, with average temperature fluctuating between 50.2°F (10.1°C) and 59.5°F (15.3°C).

Temperature

In Montara, the average high-temperature in April is relatively the same as in March - a still moderate 59.5°F (15.3°C). In Montara, in April, the average low-temperature is 50.2°F (10.1°C).

Humidity

The average relative humidity in Montara is 77%.

Rainfall

In Montara, it is raining for 7.1 days, with typically 0.28" (7mm) of accumulated precipitation. Throughout the year, there are 77.3 rainfall days, and 6.81" (173mm) of precipitation is accumulated.

Ocean temperature

April and June, with an average ocean temperature of 52.5°F (11.4°C), are months with the coldest seawater.
Note: Swimming in 52.5°F (11.4°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

In April, the average length of the day is 13.2h.

Sunshine

The average sunshine in April is 10h.

UV index

In Montara, the average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 4 in April transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in April in Montara?

In April, in Montara, California, the average high-temperature is 59.5°F (15.3°C), and the average low-temperature is 50.2°F (10.1°C).

What is the average humidity in April in Montara?

In Montara, California, the average relative humidity in April is 77%.

How much does it rain in Montara in April?

In Montara, during April, the rain falls for 7.1 days and regularly aggregates up to 0.28" (7mm) of precipitation.

When is the ocean coldest in Montara?

Months with the coldest seawater are April and June, with an average ocean temperature of 52.5°F (11.4°C).

What is the water temperature in April in Montara?

In Montara, California, the average seawater temperature in April is 52.5°F (11.4°C). Swimming in 52.5°F (11.4°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

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

In April, the average length of the day is 13.2h.

How long on average sun shines in April in Montara?

In Montara, California, the average sunshine in April is 10h.

What is the UV index intensity in April in Montara?

The average daily maximum UV index in April in Montara, California, is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in April
Montara, CA

Average temperature in April - Montara, CA
  • Average high temperature in April: 59.5°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 April: 50.2°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 April
Montara, CA

Average pressure in April - Montara, CA
  • Average pressure in April: 30.04"

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 April
Montara, CA

Average wind speed in April - Montara, CA
  • Average wind speed in April: 9.4mph

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 April
Montara, CA

Average humidity in April - Montara, CA
  • Average humidity in April: 77%

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 April
Montara, CA

Average rainfall in April - Montara, CA
  • Average rainfall in April: 0.28"

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 April
Montara, CA

Average rainfall days in April - Montara, CA
  • Average rainfall days in April: 7.1 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 April
Montara, CA

Average sea temperature in April - Montara, CA
  • Average sea temperature in April: 52.5°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 April /
Average sunshine in April
Montara, CA

Average daylight in April / Average sunshine in April - Montara, CA
  • Average daylight in April: 13.2h

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 April: 10h

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 April
Montara, CA

Average sunshine days in April - Montara, CA
  • Average sunshine days in April: 21.4 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 April
Montara, CA

Average UV index in April - Montara, CA
  • Average UV index in April: 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 April
Montara, CA

Average cloud cover in April - Montara, CA
  • Average cloud cover in April: 31

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 April
Montara, CA

Average visibility in April - Montara, CA
  • Average visibility in April: 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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