Hermosa Beach (CA) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Hermosa Beach.
Climate overview of Hermosa Beach
Hermosa Beach, California, United States of America, enjoys a steady climate throughout the year, with daytime temperatures typically around 21°C (70°F). September is the warmest month at 24°C (75°F), while December is the coolest at 18°C (64°F).
With just 227 mm (8.9 in) of annual rainfall, the city has a dry, desert-like climate. July is the sunniest month, averaging 12.1 hours of sunshine per day.
Hermosa Beach Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Hermosa Beach - and find the best time to visit.
Monthly Temperature in Hermosa Beach
The temperature in Hermosa Beach remains steady throughout the year, providing a consistently comfortable climate. Average daytime temperatures reach a comfortable 24°C (75°F) in September. In December, the coolest month of the year, temperatures drop to a pleasant 18°C (64°F).
At night, temperatures range from around 18°C (64°F) in September to 9°C (48°F) in December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Hermosa Beach
Hermosa Beach has a dry climate with very low precipitation, averaging 227 mm (8.9 in) of rainfall annually. Hermosa Beach can be quite wet during December, receiving approximately 59 mm (2.3 in) of precipitation over 7 rainy days.
In contrast, during the driest month (August), you will experience much drier conditions, with 0.1 mm (0 in) of precipitation spread across 0 rainy days. For more details, please visit our Hermosa 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 Hermosa Beach
Hermosa Beach can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 12.1 hours of sunshine daily. In contrast, the city experiences much darker days in November, with only 7.2 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Water Temperature in Hermosa Beach
The mean water temperature over the year ranges from 14°C (57°F) in January to 18°C (64°F) in August.
Water temperature over the year
Humidity in Hermosa Beach by Month
The relative humidity is high throughout the year in Hermosa 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
Wind Speed in Hermosa Beach
The mean wind speed over the year ranges from 3 m/s (6 knots) in January, February, September, October, November and December to 4 m/s (8 knots) in March, April, May, June, July and August. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Hermosa Beach
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: January, March, April, May, June, July, August, September, October and November
- Warmest weather: July, August, September and October
- Most sunshine: July and August
- Fewer rainy days: May, June, July, August and September
- Warmest water temperature: July, August, September and October, although the water may still feel cool.
- Seasonal pattern: A distinct dry season from February to November
Frequently asked questions about the climate in Hermosa Beach
What is the best time to visit Hermosa Beach?
January, March, April, May, June, July, August, September, October and November typically offer the most optimal weather in Hermosa Beach. In contrast, February and December tend to have less optimal conditions. Hermosa Beach has a distinct dry season from February to November.
What temperatures can I expect in Hermosa Beach?
Daytime highs range from 18°C (64°F) in December to 24°C (75°F) in September. Nighttime lows range from 9°C (48°F) to 18°C (64°F). Temperatures stay relatively stable year-round.
How much rain does Hermosa Beach get?
Annual rainfall is around 227 mm (8.9 in). December is the wettest month with 59 mm (2.3 in), while August is the driest with 0.1 mm (0 in).
How sunny is Hermosa Beach?
Hermosa 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, Hermosa Beach enjoys abundant sunshine.
Hermosa Beach 3-Day Forecast
Hermosa Beach on the map
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