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

July 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
July, like June, in Long Beach, California, is a moderately hot summer month, with temperature in the range of an average high of 81.9°F (27.7°C) and an average low of 64.6°F (18.1°C).

Temperature

In July, the average high-temperature is relatively the same as in June - a still moderately hot 81.9°F (27.7°C). In Long Beach, in July, the average low-temperature is 64.6°F (18.1°C).

Heat index

In July, the average heat index is calculated to 85.8°F (29.9°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'felt air temperature', 'apparent temperature', or 'real feel', is a measure that combines both air temperature and relative humidity into a single value that indicates how hot the weather feels. Additional factors like clothing, wind, differences in body mass, height, and shape, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Long Beach, the average relative humidity in July is 68.3%.

Rainfall

June through August are months with the least rain in Long Beach when the rain falls for 0.5 days and typically aggregates up to 0" (1mm) of rain.

Ocean temperature

July and August, with an average ocean temperature of 67.8°F (19.9°C), are months with the warmest seawater in Long Beach.
Note: Swimming in 67.8°F (19.9°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

Daylight

The average length of the day in July is 14.1h.

Sunshine

July and August, with an average of 11h of sunshine, are months with the most sunshine in Long Beach.

UV index

Months with the highest UV index in Long Beach are June through August, with an average maximum UV index of 10. A UV Index value of 8 to 10 symbolizes a very high health hazard from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 10 in July transform into the following instructions:
Take special precautions, as unprotected eyes and skin can be burned and damaged quickly. 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. 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. Prolonged stay under the direct sun should be avoided as much as possible, especially if a person burns easily. Sunscreen with a minimum 30 sun protection factor should always be used.

What is the temperature in July in Long Beach?

In Long Beach, in July, the average high-temperature is 81.9°F (27.7°C), and the average low-temperature is 64.6°F (18.1°C). The average heat index (a.k.a. 'feels like', 'real feel'), that factores the actual air temperature with the relative humidity, in July is estimated at 85.8°F (29.9°C).

What is the average humidity in July in Long Beach?

The average relative humidity in July in Long Beach is 68.3%.

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

In Long Beach, California, during July, the rain falls for 0.5 days and regularly aggregates up to 0" (1mm) of precipitation.

What is the driest month in Long Beach?

June through August are months with the least rain when the rain falls for 0.5 days and typically aggregates up to 0" (1mm) of rain.

When is the ocean warmest in Long Beach?

Months with the warmest seawater in Long Beach are July and August, with an average ocean temperature of 67.8°F (19.9°C).

What is the ocean temperature in July in Long Beach?

In July, the average ocean temperature is 67.8°F (19.9°C). Swimming in 67.8°F (19.9°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

What is the average length of the day in July in Long Beach?

In July, the average length of the day in Long Beach, California, is 14.1h.

What are the months with the most sunshine in Long Beach?

Months with the most sunshine in Long Beach are July and August, with an average of 11h of sunshine.

How many hours of sunshine does Long Beach have in July?

In July, the average sunshine in Long Beach is 11h.

What is the month with the highest UV index in Long Beach?

Months with the highest UV index in Long Beach, California, are June through August, with an average maximum UV index of 10.

How high is the UV index in July in Long Beach?

The average daily maximum UV index in July in Long Beach is 10. A UV Index value of 8 to 10 symbolizes a very high health risk from unsafe exposure to the Sun's UV rays.
Average temperature in July - Long Beach, CA
  • Average high temperature in July: 81.9°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 July: 64.5°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 July - Long Beach, CA
  • Average humidity in July: 68.3%

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 July - Long Beach, CA
  • Average rainfall in July: 0"

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 July - Long Beach, CA
  • Average rainfall days in July: 0.5 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 July - Long Beach, CA
  • Average sea temperature in July: 67.9°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 July / Average sunshine in July - Long Beach, CA
  • Average daylight in July: 14.1h

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 July: 11h

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 July - Long Beach, CA
  • Average UV index in July: 10

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).