April weather forecast and climate
Chula Vista, CA

Wood and rope barriers at sunset on the waterfront of Bayside Park in Chula Vista, San Diego Bay, California
Wood and rope barriers at sunset on the waterfront of Bayside Park in Chula Vista, San Diego Bay, California

Weather in April

April, like March, in Chula Vista, California, is another comfortable spring month, with average temperature fluctuating between 53.8°F (12.1°C) and 67.6°F (19.8°C).

Temperature

In Chula Vista, the average high-temperature is relatively the same as in March - a still comfortable 67.6°F (19.8°C). In April, the average low-temperature is 53.8°F (12.1°C).

Humidity

In April, the average relative humidity in Chula Vista, California, is 67%.

Rainfall

In Chula Vista, in April, it is raining for 6 days, with typically 0.47" (12mm) of accumulated precipitation. In Chula Vista, during the entire year, the rain falls for 51 days and collects up to 5.63" (143mm) of precipitation.

Ocean temperature

In Chula Vista, in April, the average water temperature 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

In Chula Vista, the average length of the day is 13h.

Sunshine

The average sunshine in Chula Vista is 10.9h.

UV index

The average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 5 in April transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. 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 April in Chula Vista?

In Chula Vista, in April, the average high-temperature is 67.6°F (19.8°C), and the average low-temperature is 53.8°F (12.1°C).

What is the average humidity in April in Chula Vista?

In Chula Vista, the average relative humidity in April is 67%.

How many days does it rain in April in Chula Vista?

In Chula Vista, during April, the rain falls for 6 days and regularly aggregates up to 0.47" (12mm) of precipitation.

What is the ocean temperature in April in Chula Vista?

In Chula Vista, California, the average seawater temperature in April 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 Chula Vista have in April?

The average length of the day in April in Chula Vista, California, is 13h.

How long on average sun shines in April in Chula Vista?

In April, the average sunshine in Chula Vista, California, is 10.9h.

What is the UV index reading in April in Chula Vista?

In April, the average daily maximum UV index in Chula Vista is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in April
Chula Vista, CA

Average temperature in April - Chula Vista, CA
  • Average high temperature in April: 67.6°F

The warmest month (with the highest average high temperature) is August (79.2°F).
The month with the lowest average high temperature is December (63.7°F).

  • Average low temperature in April: 53.8°F

The month with the highest average low temperature is August (66.7°F).
The coldest month (with the lowest average low temperature) is February (51.1°F).

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Average pressure in April
Chula Vista, CA

Average pressure in April - Chula Vista, 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
Chula Vista, CA

Average wind speed in April - Chula Vista, CA
  • Average wind speed in April: 6.2mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is October (5mph).

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Average humidity in April
Chula Vista, CA

Average humidity in April - Chula Vista, CA
  • Average humidity in April: 67%

The month with the highest relative humidity is June (71%).
The month with the lowest relative humidity is November (58%).

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Average rainfall in April
Chula Vista, CA

Average rainfall in April - Chula Vista, CA
  • Average rainfall in April: 0.47"

The wettest month (with the highest rainfall) is February (1.1").
The driest month (with the least rainfall) is June (0.08").

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Average rainfall days in April
Chula Vista, CA

Average rainfall days in April - Chula Vista, CA
  • Average rainfall days in April: 6 days

The month with the highest number of rainy days is March (7.2 days).
The month with the least rainy days is June (1.7 days).

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Average sea temperature in April
Chula Vista, CA

Average sea temperature in April - Chula Vista, 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
Chula Vista, CA

Average daylight in April / Average sunshine in April - Chula Vista, 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: 6.7h).

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Average sunshine days in April
Chula Vista, CA

Average sunshine days in April - Chula Vista, CA
  • Average sunshine days in April: 23.1 days

The month with the most sunshine days is June (27.2 days).
The month with the least sunshine days is February (21.1 days).

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Average UV index in April
Chula Vista, CA

Average UV index in April - Chula Vista, CA
  • Average UV index in April: 5

Months with the highest UV index are June, 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
Chula Vista, CA

Average cloud cover in April - Chula Vista, 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
Chula Vista, CA

Average visibility in April - Chula Vista, 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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