Last updated: February 24, 2025
In December, Hermosa Beach, United States, experiences mild coastal temperatures, with a maximum reaching 24°C (75°F) and a comfortable average of 15°C (58°F). The minimum temperature dips to 9°C (49°F), creating a cozy winter atmosphere. With humidity averaging around 71%, the beach town feels refreshingly crisp. While rain is infrequent, December records about 74 mm (2.9 in) of precipitation over just 4 days, making it an ideal time to enjoy the scenic coastal views without the summer crowds.
December in Hermosa Beach marks a gentle shift into winter, with temperatures exhibiting a comfortable range. The month typically starts with nighttime lows around 9°C (49°F), providing a cool reprieve from the mild Southern California heat. As the days progress, average daytime temperatures hover around 15°C (58°F), bringing a pleasant warmth that invites outdoor activities. Strikingly, highs can reach up to 24°C (75°F), reminiscent of early autumn's lingering charm. This trend of moderate temperatures continues from the previous months, making December an ideal time for beach strolls and enjoying the coastal scenery, while still wrapped in a light sweater during the cooler evenings. Overall, the climatic conditions of December in Hermosa Beach reflect a mild transition, retaining the region's signature comfortable allure.
In December, Hermosa Beach experiences a notable uptick in precipitation, with 74 mm (2.9 in) of rain falling over 4 days, marking a stark contrast to the dry summer months where measurable rain was virtually nonexistent. This increase signifies the onset of winter, as the city transitions from the meager 1 mm in July and August to a much wetter season. Interestingly, December typically accounts for the highest rainfall of the year, dwarfing the amounts seen in the preceding months. As autumn gives way to winter, residents can expect shorter, more frequent bursts of rain, offering a refreshing change for the coastal community that usually enjoys sunshine and clear skies.
In December, Hermosa Beach experiences an average humidity of 71%, marking a slight increase from the 67% recorded in October. This month reflects the general trend of humidity levels being higher in the early winter compared to the late fall. The humidity peaks in February at 79%, while the warmer months of August and September tend to showcase the lowest levels, resting at 69% and 68%, respectively. Overall, humidity in Hermosa Beach remains relatively stable throughout the year, oscillating between 67% and 79%, creating a mild coastal climate that residents and visitors alike can enjoy.
As December rolls into Hermosa Beach, the UV Index drops to 4, ushering in a moderate exposure category, which means you can safely enjoy the outdoors with a burn time of around 30 minutes. This trend showcases the gradual decrease in UV levels as winter approaches, in stark contrast to the peak summer months when the index soared to a blistering 11 in June and July. Such seasonal fluctuations remind us of the importance of sun safety throughout the year. For those planning outdoor activities, December's conditions are more forgiving, allowing for longer exposure without the immediate risk of sunburn. To learn more about UV trends throughout the year, visit Hermosa Beach UV Index.
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As the year winds down, December in Hermosa Beach offers a gentle embrace of sunshine, averaging 228 hours that month. While this marks a decline from the sun-drenched heights of June and July, when the area basks in nearly 379 hours and 362 hours respectively, December still reflects a robust level of brightness compared to the 191 hours of light that greet the New Year in January. It’s fascinating to see how sunlight peaks in the summer and gradually descends through the fall, yet December’s glow helps warm hearts as festive spirit flourishes despite the shorter days. The transition from this sunny finale to the crisp beginnings of January paints a picture of a vibrant coastline, where each hour of sunshine serves as a reminder of the warmth and beauty that Hermosa Beach has to offer year-round.
As December approaches in Hermosa Beach, the likelihood of sunny weather dips to 50%, marking a notable decline compared to the sunnier months preceding it. Interestingly, while the year starts with a decent 64% chance of sunshine in January, this figure gradually rises to 74% in March before it takes a downward turn through the spring and summer. The trend showcases a seasonal shift, with warmer months like July and August showcasing higher probabilities of sunshine at 62% and 70%, respectively. However, as autumn deepens, the chances remain relatively stable, ending the year with December's 50%. This variability highlights Hermosa Beach's dynamic coastal climate, balancing sunny spells and cooler, cloudier days as winter ushers in.
In December, Hermosa Beach experiences a noticeable shift in daylight duration, with just 9 hours of sunlight each day. This reduction reflects a broader trend throughout the winter months, as daylight gradually diminishes from the longer days of summer, where residents basked in up to 14 hours of sunshine in June and July. As the year comes to a close, the shift from 10 hours in November highlights the seasonal transition, creating a cozy atmosphere that encourages indoor gatherings and festive celebrations. With daylight steadily increasing again in January, locals can look forward to brighter days ahead as the seasons change once more.
As December rolls in, Hermosa Beach welcomes a refreshing shift in winds, boasting an average speed of 3.6 m/s (8 mph). This increase marks a notable rise from November's calmer conditions, where winds dipped to just 2.7 m/s (6 mph). The month contrasts the lighter breezes of the summer, particularly July and August, which saw the gentlest winds at 3.2 m/s (7 mph). Interestingly, the winter months tend to bring a slight uptick in wind strength, suggesting a trend towards more invigorating ocean breezes. This seasonal change enhances the beach's charm, making December a delightful time for both locals and visitors to experience the lively atmosphere of Hermosa Beach.
The weather in Hermosa Beach changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Hermosa Beach and find detailed weather information for every month.
In December, temperatures range from a minimum of 9°C (49°F) to a maximum of 24°C (75°F), with an average of 15°C (58°F). The month experiences about 74 mm (2.9 in) of precipitation over 4 days and has a humidity level of 71%. In contrast, January sees slightly cooler conditions with a minimum of 8°C (47°F) and an average of 14°C (58°F), peaking at 25°C (77°F). Precipitation decreases to 58 mm (2.3 in) over the same number of rainy days, but humidity increases slightly to 74%. For more detailed information, check out Hermosa Beach weather in January.
When comparing the weather in December and February, December tends to be slightly warmer with average temperatures reaching up to 15°C (58°F) and maximums of 24°C (75°F). In contrast, February sees a slight drop in average temperature to 14°C (57°F), although it can still reach 26°C (78°F) at its peak. Precipitation is higher in December at 74 mm (2.9 in) over four days, compared to only 46 mm (1.8 in) in February, also over four days. Additionally, February experiences higher humidity levels at 79%, compared to December’s 71%. For a more detailed look at February weather, visit Hermosa Beach weather in February.
In December, the weather features a warmer range with temperatures averaging between 15°C (58°F) and a maximum of 24°C (75°F), alongside higher precipitation of 74 mm (2.9 in) occurring over 4 days. The humidity is moderately high at 71%. In contrast, March sees slightly cooler temperatures, averaging 14°C (58°F) with a maximum of 22°C (72°F), and less rainfall, totaling 53 mm (2.1 in) over 6 days. The humidity in March is marginally higher at 75%. For a detailed look at the weather during this month, check Hermosa Beach weather in March.
In comparing December and April weather, we see notable differences in temperature and precipitation patterns. December experiences a minimum temperature of 9°C (49°F) and an average of 15°C (58°F), with maximums reaching 24°C (75°F). In contrast, April starts slightly warmer with a minimum of 11°C (52°F) and an average of 15°C (60°F), but temperatures can peak significantly higher, reaching up to 30°C (86°F). Additionally, December is wetter, with 74 mm (2.9 in) of precipitation over 4 days, compared to April's modest 14 mm (0.6 in) over just 2 days. Humidity levels remain similar, with December at 71% and April at 70%. For a detailed look at what to expect in April, check out Hermosa Beach weather in April.
When comparing the weather in December and May, both months experience similar maximum temperatures, hovering around 24°C (75°F). However, December tends to be slightly cooler overall, with an average temperature of 15°C (58°F) compared to May's average of 16°C (61°F). December also sees more precipitation, with 74 mm (2.9 in) falling over approximately 4 days, while May is much drier, receiving only 8 mm (0.3 in) over just 1 day. Humidity levels are fairly consistent, with December at 71% and May at 70%. For more specific details about weather during May, you can check out Hermosa Beach weather in May.
When comparing the weather in December and June, there are notable differences in temperature, precipitation, and overall climate. December typically experiences milder temperatures with a minimum of 9°C (49°F) and an average of 15°C (58°F), peaking at 24°C (75°F). This month also sees a higher level of precipitation at 74 mm (2.9 in) over four days, contributing to a humidity level of 71%. In contrast, June boasts warmer temperatures, with a minimum of 14°C (57°F) and an average of 18°C (64°F), reaching up to 28°C (82°F). Remarkably, June has minimal rainfall, recording only 1 mm (0.1 in) with no rainy days, and similar humidity at 72%. For more detailed insights, you can check Hermosa Beach weather in June.
December and July present contrasting weather patterns, highlighting the seasonal shifts in temperature and precipitation. In December, temperatures range from a minimum of 9°C (49°F) to a maximum of 24°C (75°F), with an average of 15°C (58°F). This month experiences relatively higher precipitation, totaling 74 mm (2.9 in) over about 4 days, and maintains a humidity level of 71%. In stark contrast, July boasts warmer conditions, with temperatures varying from a minimum of 16°C (60°F) to a maximum of 29°C (85°F) and an average of 20°C (68°F). July is significantly drier, receiving only 2 mm (0.1 in) of rain over no recorded days, while humidity levels slightly increase to 73%. For a detailed look at these summer conditions, check out Hermosa Beach weather in July.
In comparing the weather of December and August, December tends to be cooler with an average temperature of 15°C (58°F) and a maximum of 24°C (75°F), whereas August boasts slightly warmer conditions with an average of 21°C (69°F) and a maximum of 26°C (80°F). Additionally, December experiences more precipitation, totaling 74 mm (2.9 in) over about 4 days, while August remains largely dry with only 1 mm (0.0 in) and no rain days. The humidity levels are quite similar, with December at 71% and August at 69%. For more specific insights into the August climate, you can check out Hermosa Beach weather in August.
In comparing the weather between December and September, it's clear that December is cooler and wetter. December's temperatures range from a minimum of 9°C (49°F) to a maximum of 24°C (75°F), with an average of 15°C (58°F). The month sees approximately 74 mm (2.9 in) of precipitation over four days and a humidity level of 71%. In contrast, September experiences milder temperatures, with a minimum of 16°C (61°F) and a maximum of 29°C (85°F), averaging at 20°C (69°F). Notably, September is much drier, with only 2 mm (0.1 in) of precipitation and no rainy days, paired with a slightly lower humidity of 68%. For more detailed insights, check out Hermosa Beach weather in September.
When comparing the weather in December and October, it's evident that October tends to be warmer with higher maximum temperatures, reaching up to 33°C (91°F), while December's maximum temp averages around 24°C (75°F). Additionally, October boasts a lower average precipitation of only 6 mm (0.3 in) over just one day, compared to December's 74 mm (2.9 in) spread over four days, making December noticeably wetter. Humidity levels are also slightly higher in December at 71%, compared to October's 67%. For more details on October weather, you can check Hermosa Beach weather in October.
When comparing the weather in December to that of November, we notice a notable cooling trend. December sees a minimum temperature of 9°C (49°F) and a maximum of 24°C (75°F), whereas November has slightly warmer temperatures ranging from a minimum of 10°C (50°F) to a higher maximum of 29°C (85°F). Precipitation also increases in December with 74 mm (2.9 in) occurring over 4 days, compared to November's much lighter rainfall of 17 mm (0.7 in) spread over just 2 days. Humidity is also slightly higher in December at 71%, compared to 68% in November. For more detailed information about November weather patterns, check out Hermosa Beach weather in November.
As December rolls into Hermosa Beach, the weather transforms into a cooler, more temperate experience compared to the warmer months. While the sunshine still graces the beach, temperatures drop, averaging a mild 15°C (58°F), making it ideal for cozy beach strolls rather than sunbathing. December is also notably wetter, with 74 mm (2.9 in) of precipitation spread across just a few days, adding a refreshing change to the predominantly dry conditions of the prior months. The increased humidity of 71% contributes to a crisp atmosphere, perfect for enjoying the serene coastal views. For a deeper understanding of what to expect throughout the year, explore the insights in Hermosa Beach Climate.