Seal Beach, California 

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Climate in Seal Beach, California

Seal Beach, California is a city located in the southern part of the state along the Pacific Ocean. It has a Mediterranean climate, which means that it typically experiences hot summers and mild winters. The average temperature in Seal Beach ranges from 50 to 75 degrees Fahrenheit year-round, with temperatures rarely falling below 40 or rising above 85. During the summer months, temperatures often reach into the upper 80s and low 90s, making for pleasant beach days. In winter months, there is little rainfall and temperatures are usually mild enough to be comfortable.

Seal Beach, California gets 13 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Seal Beach averages 0 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 274 sunny days per year in Seal Beach. The US average is 205 sunny days.

Seal Beach gets some kind of precipitation, on average, 32 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 81 degrees
Winter Low: the January low is 46
Rain: averages 13 inches of rain a year
Snow: averages 0 inches of snow a year


The annual BestPlaces Comfort Index for Seal Beach is 9.3 (10=best), which means it is one of the most pleasant places in California.

9.8 / 8.8

Summer   /   Winter
June, September and July are the most pleasant months in Seal Beach, while December and January are the least comfortable months.

Climate Averages
  Seal Beach, CaliforniaUnited States
  13.1 in.38.1 in.
  0.0 in.27.8 in.
  32.2 days106.2 days
  274 days205 days
  13 ft.2443 ft.


Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

August is the hottest month for Seal Beach with an average high temperature of 82.9°, which ranks it as cooler than most places in California. In Seal Beach, there are 8 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Seal Beach are October, June and July.

In Seal Beach, there are 16.2 days annually when the high temperature is over 90°, which is cooler than most places in California.

December has the coldest nighttime temperatures for Seal Beach with an average of 45.6°. This is one of the warmest places in California.

In Seal Beach, there are 0.2 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in California.

In Seal Beach, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in California.

The humidity is usually comfortable in Seal Beach but some summer days can be muggy. August is the most humid month, though it is still relatively mild compared to many other places. The most humid months are August, July and September.

February is the wettest month in Seal Beach with 3.1 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 61% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 13.1 inches in Seal Beach means that it is drier than most places in California.

February is the rainiest month in Seal Beach with 6.0 days of rain, and August is the driest month with only 0.2 rainy days. There are 32.2 rainy days annually in Seal Beach, which is less rainy than most places in California. The rainiest season is Spring when it rains 52% of the time and the driest is Autumn with only a 3% chance of a rainy day.

There is rarely any recorded snowfall in Seal Beach, ranking it as one of the least snowy places in California. Any measurable snowfall is a rare occurance in Seal Beach.

  • Annual Rainfall (US Avg: 36.5")
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    Reviews for Seal Beach    3 Reviews
    Family Oriented Beach Community - 6/3/2008
    Beach towns are notoriously crowded in the summer, but if you can overlook the crowds you will find a small town feeling comforting in Seal Beach. The beach community of... Read More

    Start Your Review of Seal Beach

    Great place to live. - 6/17/2007
    Seal Beach has the best weather of any place I've lived, and I've lived in two coutries, 5 states, and 14 cities or towns. Seal Beach has vitually no air pullution,... Read More

    My grandparents paid less than $50,000 for a Seal - 10/12/2006
    My dad and uncle were born and raised in Seal Beach; my grandparents bought their family home back in 1963 (when my dad was 12) for about $50K. 3 bedroom, 2 bath,... Read More

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