April weather forecast and climate
La Jolla, CA

Weather in April

April, like March, in La Jolla, California, is another enjoyable spring month, with temperature in the range of an average high of 67.5°F (19.7°C) and an average low of 53.2°F (11.8°C).

Temperature

In April, the average high-temperature is almost the same as in March - a still comfortable 67.5°F (19.7°C). In April, the average low-temperature is 53.2°F (11.8°C).

Humidity

The average relative humidity in La Jolla is 68%.

Rainfall

In April, in La Jolla, California, the rain falls for 6.1 days. Throughout April, 0.59" (15mm) of precipitation is accumulated. In La Jolla, during the entire year, the rain falls for 57.9 days and collects up to 7.48" (190mm) of precipitation.

Ocean temperature

In April, the average ocean temperature in La Jolla is 60.6°F (15.9°C).
Note: For most, swimming in 60.6°F (15.9°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).

Daylight

The average length of the day in April is 13h.

Sunshine

The average sunshine in La Jolla is 10.9h.

UV index

The average daily maximum UV index in La Jolla, California, is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV rays for average individuals.
Note: In April, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in April in La Jolla?

In April, in La Jolla, California, the average high-temperature is 67.5°F (19.7°C), and the average low-temperature is 53.2°F (11.8°C).

What is the average humidity in April in La Jolla?

The average relative humidity in April in La Jolla, California, is 68%.

How many days does it rain in April in La Jolla?

In La Jolla, California, during April, the rain falls for 6.1 days and regularly aggregates up to 0.59" (15mm) of precipitation.

What is the ocean temperature in April in La Jolla?

In April, the average ocean temperature in La Jolla, California, is 60.6°F (15.9°C). For swimming, a surface water temperature of 60.6°F (15.9°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

How many hours of daylight does La Jolla have in April?

In April, the average length of the day in La Jolla is 13h.

How long on average sun shines in April in La Jolla?

The average sunshine in April in La Jolla, California, is 10.9h.

What is the UV index intensity in April in La Jolla?

The average daily maximum UV index in April in La Jolla, California, is 5. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to the UV radiation.

Average temperature in April
La Jolla, CA

Average temperature in April - La Jolla, CA
  • Average high temperature in April: 67.5°F

The warmest month (with the highest average high temperature) is August (79.3°F).
The month with the lowest average high temperature is December (63.5°F).

  • Average low temperature in April: 53.2°F

The month with the highest average low temperature is August (65.8°F).
The coldest month (with the lowest average low temperature) is February (50.2°F).

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Average pressure in April
La Jolla, CA

Average pressure in April - La Jolla, CA
  • Average pressure in April: 29.96"

The month with the highest atmospheric pressure is January (30.09").
Months with the lowest atmospheric pressure are June and September (29.88").

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Average wind speed in April
La Jolla, CA

Average wind speed in April - La Jolla, CA
  • Average wind speed in April: 6mph

The windiest month (with the highest average wind speed) is April (6mph).
The calmest month (with the lowest average wind speed) is October (4.8mph).

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Average humidity in April
La Jolla, CA

Average humidity in April - La Jolla, CA
  • Average humidity in April: 68%

Months with the highest relative humidity are May and June (71%).
The month with the lowest relative humidity is November (57%).

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Average rainfall in April
La Jolla, CA

Average rainfall in April - La Jolla, CA
  • Average rainfall in April: 0.59"

The wettest month (with the highest rainfall) is February (1.46").
The driest month (with the least rainfall) is June (0.12").

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Average rainfall days in April
La Jolla, CA

Average rainfall days in April - La Jolla, CA
  • Average rainfall days in April: 6.1 days

The month with the highest number of rainy days is March (7.1 days).
The month with the least rainy days is June (2.2 days).

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Average sea temperature in April
La Jolla, CA

Average sea temperature in April - La Jolla, CA
  • Average sea temperature in April: 60.6°F

The best month for swimming (with the highest average sea temperature) is August (67.9°F).
The coldest month (with the lowest average sea temperature) is February (58.7°F).

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Average daylight in April /
Average sunshine in April
La Jolla, CA

Average daylight in April / Average sunshine in April - La Jolla, CA
  • Average daylight in April: 13h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in April: 10.9h

The month with the most sunshine is July (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 6.8h).

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Average sunshine days in April
La Jolla, CA

Average sunshine days in April - La Jolla, CA
  • Average sunshine days in April: 21.9 days

The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is February (20.2 days).

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Average UV index in April
La Jolla, CA

Average UV index in April - La Jolla, CA
  • Average UV index in April: 5

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 cloud cover in April
La Jolla, CA

Average cloud cover in April - La Jolla, CA
  • Average cloud cover in April: 21

Months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 8).

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Average visibility in April
La Jolla, CA

Average visibility in April - La Jolla, 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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