Last updated: February 24, 2025
In November, Half Moon Bay experiences a delightful transition into cooler weather, with maximum temperatures reaching 21°C (70°F) and an average of 13°C (56°F). The minimum temperatures can dip to 7°C (45°F), providing a crisp, refreshing atmosphere. Visitors can expect a moderate amount of rain, with precipitation totaling 48 mm (1.9 in) over approximately 5 days. This month also boasts a relative humidity of 79%, adding to the coastal charm. Whether you're exploring the scenic coastline or enjoying local festivities, November in Half Moon Bay offers a cozy and inviting experience.
In November, Half Moon Bay experiences a mild transition into late autumn, with temperatures ranging from a minimum of 7°C (45°F) to a comfortable maximum of 21°C (70°F). The average temperature settles around 13°C (56°F), making it one of the cooler months of the year. As the days shorten and the crisp ocean breeze becomes more prominent, this period marks a noticeable drop from the warmer October, which boasts highs nearing 27°C (80°F). While these November temperatures are generally mild compared to winter months, their consistency and gradual cooling trend signal the approach of colder weather, encouraging locals and visitors alike to embrace the seasonal changes.
November brings a notable shift in precipitation patterns for Half Moon Bay, with rainfall totaling 48 mm (1.9 inches) over five days. This uptick marks a transition from the drier months preceding it, as October only recorded 27 mm from just two rainy days. Compared to the mid-year dry spell, where months like July and August barely registered any precipitation, November serves as a reminder of the region's wetter winter season ahead. While the rainfall is still modest compared to the peak wet months of January and December, which receive over 90 mm, it signifies a gradual return to the more typical coastal climate, setting the stage for the cooler, rainier months ahead.
As November unfolds in Half Moon Bay, humidity levels settle at a comfortable 79%, marking a slight dip as the region transitions into winter. This period follows the relatively humid summer months, where levels peaked at 87% in both July and August. Interestingly, the trend shows a gradual decrease from the high humidity of summer through the fall, dropping to 80% in October before stabilizing in November. The consistent humidity in late fall, while lower than the summer highs, still reflects the area’s coastal climate, ensuring that the air remains refreshing and crisp as the year winds down.
As November rolls into Half Moon Bay, the UV Index experiences a noticeable dip, averaging around 4, which falls into the moderate exposure category. This marks a shift from the very high to extreme levels seen in the summer months, where protection was a must within just 10 to 15 minutes of sun exposure. In contrast, November allows for a more relaxed approach, with a burn time of 30 minutes before needing coverage. This trend reflects the seasonal transition and encourages residents and visitors to enjoy outdoor activities while remaining mindful of their skin health. For a deeper insight into UV levels throughout the year, visit Half Moon Bay UV Index.
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Nestled along the California coast, Half Moon Bay experiences a gradual shift in sunshine hours as the year progresses. From the chilly days of January, which see only 151 hours of sunlight, the region warmly embraces springtime, peaking at a vibrant 355 hours in June. As summer fades into autumn, the sunlight begins to wane, with November delivering a respectable 225 hours—a reminder of the lingering warmth before winter sets in. This decrease, though noticeable, still reflects the area’s charm, as the shorter days invite cozy evenings and stunning coastal sunsets. By December, sunshine dips to 194 hours, creating a tranquil atmosphere that makes Half Moon Bay a serene escape, even as the year draws to a close.
In Half Moon Bay, the likelihood of encountering sunny weather in November hovers around 43%, reflecting a modest trend as the year transitions toward winter. While this percentage is slightly below the average chances seen in the spring months, it is a notable improvement from the 30% chance of sunshine in the heart of summer, specifically July. As the year progresses, sunshine tends to fluctuate, with the highest probability occurring in March at 60%. Overall, November's relatively stable sun exposure gives residents and visitors a chance to enjoy crisp coastal air with the occasional sunny spell, bridging the gap between autumn and the coming winter months.
As November arrives in Half Moon Bay, the days begin to shorten, bringing an average of 10 hours of daylight. This marks a decrease from the 11 hours seen in October, continuing the downward trend that started earlier in the year. The gradual reduction in daylight is a familiar transition as the seasons shift from the long, sun-filled days of summer, where residents enjoyed up to 14 hours of light, towards the more subdued ambiance of winter. As the month progresses, the fading sunlight invites a cozy atmosphere, perfect for enjoying the local scenery and preparing for the upcoming holiday season.
As November rolls in, Half Moon Bay experiences a gentle sigh from the Pacific, with average wind speeds dropping to 3.0 m/s (7 mph). This marks a noticeable decline from the breezier months of late spring, where speeds peaked at 5.4 m/s (12 mph) in May. The tranquil winds of November offer a serene backdrop to the stunning coastal vistas, contrasting sharply with the lively gusts of summer and early fall. As the year winds down, the shift to softer breezes invites visitors to enjoy the beauty of the landscape at a more leisurely pace, reflecting the seasonal transition that envelops this charming seaside town.
The weather in Half Moon Bay changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of November's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Half Moon Bay and find detailed weather information for every month.
When comparing the weather in November and January, we notice a slight decrease in average temperatures, with November experiencing a minimum of 7°C (45°F) and an average of 13°C (56°F), while January has a minimum of 5°C (41°F) and an average of 11°C (53°F). Both months have similar maximum temperatures, but January tends to be wetter, receiving 102 mm (4.0 in) of rainfall over 9 days compared to November's 48 mm (1.9 in) over 5 days. Additionally, January exhibits slightly higher humidity levels at 85%, compared to November's 79%. For more details, check out Half Moon Bay weather in January.
November and February display distinct yet somewhat similar weather patterns, with February typically being cooler and wetter. In November, temperatures range from a minimum of 7°C (45°F) to a maximum of 21°C (70°F), with an average of 13°C (56°F) and approximately 48 mm (1.9 in) of precipitation over 5 days. In contrast, February sees slightly lower temperatures, peaking at 20°C (69°F) and averaging 11°C (53°F), while the minimum temperature drops to 5°C (41°F). Notably, February is wetter, receiving 101 mm (4.0 in) of rain spread across 9 days, contributing to a marginally higher humidity level of 82%. For more details on February's conditions, you can check Half Moon Bay weather in February.
In comparing the weather of November and March, both months experience similar minimum temperatures around 7°C (45°F), with November edging out slightly with an average of 13°C (56°F) compared to March's 12°C (53°F). However, November offers warmer maximum temperatures, reaching up to 21°C (70°F) versus March's peak of 19°C (67°F). Precipitation also varies significantly; November sees about 48 mm (1.9 in) over 5 days, while March is notably wetter, with 77 mm (3.0 in) occurring across 11 days. Humidity levels are fairly consistent, with November at 79% and March slightly higher at 82%. For more specific details on March weather in Half Moon Bay, you can visit Half Moon Bay weather in March.
When comparing the weather in November and April, both months exhibit relatively mild temperatures, with November averaging 13°C (56°F) and April slightly cooler at 12°C (55°F). However, April can have a wider range in daily temperatures, peaking at 25°C (78°F), while November's maximum is capped at 21°C (70°F). Precipitation is a bit lower in April at 34 mm (1.3 in), compared to November's 48 mm (1.9 in), although both months typically experience rain on about five days. Interestingly, both months share the same humidity level of 79%, contributing to a consistent feel in the air. For more detailed insights on April’s climate, you can check out the following link: Half Moon Bay weather in April.
November and May share similar average temperatures, both hovering around 13°C (56°F) and reaching max temperatures of 21°C (70°F) and 21°C (69°F), respectively. However, November tends to be wetter, with 48 mm (1.9 in) of precipitation over about five days, compared to May’s milder conditions of 22 mm (0.9 in) over just two days. While humidity levels are relatively high in both months, November’s average of 79% closely trails May’s 83%. For more details on May conditions, check out Half Moon Bay weather in May.
When comparing the weather between November and June, we see significant differences in temperature and precipitation. November typically ranges from a minimum of 7°C (45°F) to a maximum of 21°C (70°F) with an average temperature of 13°C (56°F) and experiences about 48 mm (1.9 in) of precipitation over five days. In contrast, June features milder temperatures, with a minimum of 10°C (51°F), an average of 15°C (58°F), and a maximum of 27°C (81°F). Notably, June has much less rainfall, recording only 4 mm (0.2 in) and no precipitation days, which contributes to its relatively higher humidity level of 84%. For more details, you can check Half Moon Bay weather in June.
November and July present quite distinct weather patterns. In November, temperatures range from a minimum of 7°C (45°F) to a maximum of 21°C (70°F), with an average of 13°C (56°F). This month experiences more rainfall, with about 48 mm (1.9 in) spread over five days, and a humidity level of 79%. In contrast, July is slightly warmer, with temperatures ranging from a minimum of 11°C (51°F) to a maximum of 20°C (69°F), averaging 15°C (59°F). It is much drier in July, receiving only 3 mm (0.1 in) of precipitation over zero days, accompanied by a higher humidity of 87%. For more detailed information on July conditions, you can check Half Moon Bay weather in July.
When comparing the weather in November and August, notable differences emerge. November typically presents cooler temperatures, with average highs of 21°C (70°F) and lows around 7°C (45°F), while August enjoys warmer conditions, averaging highs of 24°C (76°F) and lows of 11°C (53°F). Precipitation levels also contrast significantly; November sees about 48 mm (1.9 in) over five days, while August remains dry with only 3 mm (0.1 in) across the month. Additionally, humidity is slightly higher in August at 87%, compared to 79% in November. For a detailed look at August weather patterns, check out Half Moon Bay weather in August.
In comparing the weather of November and September, notable differences emerge. November typically experiences cooler temperatures, with a minimum of 7°C (45°F) and an average of 13°C (56°F), while September boasts milder conditions, starting at a minimum of 11°C (52°F) and averaging 16°C (62°F). The maximum temperatures in September can reach a high of 31°C (88°F), which is significantly warmer than November's peak of 21°C (70°F). Additionally, September is characterized by very limited rainfall, receiving only 3 mm (0.1 in) over zero days, whereas November brings more precipitation at 48 mm (1.9 in) across five days. Humidity levels are slightly higher in September at 86%, compared to November's 79%. For a more detailed look at September weather, you can visit Half Moon Bay weather in September.
In comparing the weather of November and October, November tends to be slightly cooler, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 21°C (70°F), while October experiences milder conditions with temperatures peaking at 27°C (80°F). Additionally, November sees a higher average of precipitation, with 48 mm (1.9 in) recorded over 5 rainy days, compared to October's 27 mm (1.1 in) over just 2 days. Humidity levels remain fairly consistent, at 79% in November and 80% in October. For more details on October's climate, you can visit Half Moon Bay weather in October.
November weather features a mild range of temperatures, with a minimum of 7°C (45°F) and a maximum of 21°C (70°F), accompanied by relatively low precipitation of 48 mm (1.9 in) over about 5 days. In contrast, December sees slightly cooler temperatures, with a minimum of 6°C (44°F) and a maximum of 19°C (67°F), but experiences higher precipitation levels at 92 mm (3.6 in), spread over 10 days. Despite both months having a consistent humidity level of 79%, the shift towards increased rainfall in December makes it a notably wetter month. For more details on December weather specifics, you can refer to Half Moon Bay weather in December.
As November settles over Half Moon Bay, the weather begins to shift, offering a refreshing change from the milder days of autumn. Cooler temperatures dominate the month, presenting a contrast to the warmer summer and early fall months, with an average hovering around 13°C (56°F). With a notable humidity level of 79%, the air feels more brisk, while the increase in precipitation—averaging 48 mm (1.9 in) over about 5 days—brings a touch of winter's approach. This rainy spell can transform the coastal landscape, making November a picturesque time for visitors seeking a quieter, more serene experience. To learn more about the year-round conditions, check out the Half Moon Bay Climate.