Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
Seal Beach (CA) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Seal Beach.
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10-day forecastForecast
Climate overview of Seal Beach
The climate in Seal Beach, California, United States of America, sees a moderate range of temperatures across the year, from 26°C (79°F) in September down to 19°C (66°F) in December.
The city has an arid climate, receiving only 204 mm (8 in) of rainfall per year. Sunshine peaks in July, when the city sees around 12.1 hours of sunshine per day.
Seal Beach Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Seal Beach - and find the best time to visit.
Monthly Temperature in Seal Beach
The climate in Seal Beach experiences moderate temperature changes, with mild shifts between seasons. On average, daytime temperatures range from a comfortable 26°C (79°F) in September to a pleasant 19°C (66°F) in December.
Nighttime temperatures range from 18°C (64°F) in September to 8°C (46°F) in December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Seal Beach
Seal Beach sits in an arid zone with minimal moisture, averaging 204 mm (8 in) of rainfall per year. The seasons in Seal Beach bring significant changes in precipitation. The wettest month, December, receives moderate rainfall, with an average of 55 mm (2.2 in) of precipitation. This rainfall is distributed across 8 rainy days.
In contrast, the driest month, August, experiences much less rainfall, totaling 0.1 mm (0 in) over 0 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Seal Beach Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Seal Beach
In Seal Beach, summer days are longer and more sunny, with daily sunshine hours peaking at 12.1 hours in July. As the darker season arrives, the brightness of the sun becomes less. November sees a soft sun for only 7.2 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Los Angeles, the United States of America (34 KM, 21 Miles).
Daily hours of sunshine
Data from: Los Angeles, the United States of America (34 KM, 21 Miles).
Daily percentage of sunshine
Data from: Los Angeles, the United States of America (34 KM, 21 Miles).
Humidity in Seal Beach by Month
The relative humidity is high throughout the year in Seal Beach.
The city experiences its highest humidity in May, reaching 73%. In November, the humidity drops to its lowest level at 50%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Los Angeles, the United States of America (34 KM, 21 Miles).
Best Time to Visit Seal Beach
The most comfortable overall weather for exploring Seal Beach is usually found in January, March, April, May, June, July, August, September, October and November. Conditions are generally least comfortable in February and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
excellent
Feb
very good
Mar
excellent
Apr
excellent
May
excellent
Jun
excellent
Jul
excellent
Aug
excellent
Sep
excellent
Oct
excellent
Nov
excellent
Dec
very good
- Best overall: January, March, April, May, June, July, August, September, October and November
- Warmest weather: July, August and September
- Most sunshine: July and August
- Fewer rainy days: May, June, July, August and September
- Seasonal pattern: A distinct dry season from February to November
Frequently asked questions about the climate in Seal Beach
What is the best time to visit Seal Beach?
January, March, April, May, June, July, August, September, October and November typically offer the most optimal weather in Seal Beach. In contrast, February and December tend to have less optimal conditions. Seal Beach has a distinct dry season from February to November.
What temperatures can I expect in Seal Beach?
Daytime highs range from 19°C (66°F) in December to 26°C (79°F) in September. Nighttime lows range from 8°C (46°F) to 18°C (64°F).
How much rain does Seal Beach get?
Annual rainfall is around 204 mm (8 in). December is the wettest month with 55 mm (2.2 in), while August is the driest with 0.1 mm (0 in).
How sunny is Seal Beach?
Seal Beach receives around 3,257 hours of sunshine per year. July is the sunniest month with 364 hours, while November is the cloudiest with just 217 hours. Overall, Seal Beach enjoys abundant sunshine.
Seal Beach 3-Day Forecast
Seal Beach on the map
Seal Beach is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
Miami Beach
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29°C (84°F) Destin26°C (79°F) Los Angeles24°C (75°F) New York City19°C (66°F) Big Bear Lake19°C (66°F) Bucket list
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