Long Beach
California, USA
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Long Beach, CA

A stunning shot of a colorful sunset sky over the Pacific Ocean in Long Beach, California, and views of distant city buildings, calm water, and soft sand
A stunning shot of a colorful sunset sky over the Pacific Ocean in Long Beach, California, and views of distant city buildings, calm water, and soft sand
April, the same as March, in Long Beach, California, is another pleasant spring month, with average temperature fluctuating between 71.8°F (22.1°C) and 53.2°F (11.8°C).

Temperature

In April, the average high-temperature is almost the same as in March - a still agreeable 71.8°F (22.1°C). The average low-temperature, in April, is 53.2°F (11.8°C).

Humidity

In April, the average relative humidity in Long Beach, California, is 65.4%.

Rainfall

In Long Beach, California, during 3.1 rainfall days, 0.9" (24mm) of precipitation is typically accumulated. Throughout the year, in Long Beach, there are 35.2 rainfall days, and 10.2" (259mm) of precipitation is accumulated.

Ocean temperature

In Long Beach, California, the average seawater temperature is 59.2°F (15.1°C).
Note: For swimming, a surface water temperature of 59.2°F (15.1°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).

Daylight

In Long Beach, the average length of the day is 13.1h.

Sunshine

In Long Beach, the average sunshine in April is 10h.

UV index

The average daily maximum UV index in April is 8. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from the exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 8 interpret into the following advice:
Take extra precautions. Protection against sun damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. 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.

What is the temperature in April in Long Beach?

The average high-temperature, in April, in Long Beach, is 71.8°F (22.1°C), while the average low-temperature is 53.2°F (11.8°C).

What is the average humidity in April in Long Beach?

The average relative humidity in April in Long Beach is 65.4%.

How many days does it rain in April in Long Beach?

In April, the rain falls for 3.1 days. Throughout April, 0.9" (24mm) of precipitation is accumulated.

How cold is the water in April in Long Beach?

In Long Beach, California, in April, the average water temperature is 59.2°F (15.1°C). For most, swimming in 59.2°F (15.1°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).

How many hours of daylight does Long Beach have in April?

The average length of the day in April is 13.1h.

How long on average sun shines in April in Long Beach?

In Long Beach, the average sunshine in April is 10h.

What is the UV index intensity in April in Long Beach?

In Long Beach, the average daily maximum UV index in April is 8. A UV Index estimate of 8 to 10 represents a very high health vulnerability from unprotected exposure to the UV radiation.
Average temperature in April - Long Beach, CA
  • Average high temperature in April: 71.7°F

The warmest month (with the highest average high temperature) is August (83.8°F).
The month with the lowest average high temperature is December (66.8°F).

  • Average low temperature in April: 53.2°F

The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is December (45.8°F).

Average humidity in April - Long Beach, CA
  • Average humidity in April: 65.4%

The month with the highest relative humidity is June (69.6%).
The month with the lowest relative humidity is January (64.7%).

Average rainfall in April - Long Beach, CA
  • Average rainfall in April: 0.9"

The wettest month (with the highest rainfall) is January (2.3").
Driest months (with the lowest rainfall) are June, July and August (0").

Average rainfall days in April - Long Beach, CA
  • Average rainfall days in April: 3.1 days

The month with the highest number of rainy days is February (6.5 days).
The month with the lowest number of rainy days is August (0.3 days).

Average sea temperature in April - Long Beach, CA
  • Average sea temperature in April: 59.2°F

Best months for swimming (with the highest average sea temperature) are July and August (67.9°F).
The coldest month (with the lowest average sea temperature) is January (58.3°F).

Average daylight in April / Average sunshine in April - Long Beach, CA
  • Average daylight in April: 13.1h

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).

  • Average sunshine in April: 10h

Months with most sunshine are July and August (Average sunshine: 11h).
Months with least sunshine are January, November and December (Average sunshine: 7).

Average UV index in April - Long Beach, CA
  • Average UV index in April: 8

Months with the highest UV index are June, July and August (UV index 10).
Months with the lowest UV index are January and December (UV index 3).