Last updated: February 24, 2025
Experience the dynamic October weather in Santa Monica, United States. This month showcases a maximum temperature of 37°C (99°F), offering warm and inviting days, while the average temperature settles at a comfortable 20°C (69°F). Evenings can be cooler, with temperatures dipping to a minimum of 10°C (50°F). Rain is a rare occurrence, with only 7 mm (0.3 inches) of precipitation measured over a mere 1 day, complemented by a humidity level of 67% that adds a touch of coastal freshness to the air. Whether you're basking in the sun or enjoying the refreshing ocean breeze, Santa Monica's October is a delightful blend of warmth and mildness.
In October, Santa Monica experiences a delightful transition, characterized by milder weather that beckons locals and visitors alike. With minimum temperatures around 10°C (50°F) and an average of 20°C (69°F), the month feels comfortably warm, making it ideal for enjoying outdoor activities. The striking maximum of 37°C (99°F) hints at the lingering summer warmth, a trend that follows the peak heat of September but begins to cool as autumn settles in. This gradual shift not only enhances the pleasantness of crisp coastal breezes but also invites the vibrant foliage of the season, enriching the city's stunning landscape. Whether you're lounging on the beach or exploring local attractions, October in Santa Monica offers a perfect blend of warmth and autumn charm.
October in Santa Monica brings a refreshing shift in the weather, albeit subtly, with a modest precipitation amount of 7 mm (0.3 in) over the month. This light rainfall typically occurs on just one day, hinting at the dry charm of Southern California as summer wanes. In the grand scheme of the year, October's precipitation is a sharp contrast to the winter months ahead, where rainfall can soar to 80 mm (3.1 in) in December. As the city transitions from the sun-drenched days of summer, this slight uptick in moisture sets the stage for the lush greenery that follows in the coming months, reminding residents of the impending seasonal changes while maintaining an overall dry and pleasant climate.
October in Santa Monica marks a gentle transition into drier weather, with humidity dipping to 67%. This represents a notable decline from the summer months, where humidity levels hovered around the low 70s. After experiencing the highest humidity in February at 79%, the trend indicates a gradual decrease throughout the year, reaching its lowest point in October. As autumn unfolds, residents and visitors alike can appreciate the comfortable air quality, setting the stage for pleasant outdoor activities. The shift from September’s 68% helps create a refreshing atmosphere, making October an ideal time to enjoy Santa Monica's beautiful beaches and scenic landscapes.
In October, Santa Monica experiences a UV Index of 7, placing it in the high exposure category with a burn time of approximately 25 minutes. This month's UV levels reflect a slight decrease from the intense peak seen during the summer months, where indices reached as high as 11. Despite this reduction, the UV Index remains significantly elevated compared to the winter months, suggesting that sun protection is still essential for outdoor activities. As the year transitions into cooler weather, it’s important to stay mindful of sun safety even in October. For more detailed insights on UV exposure trends throughout the year, explore the Santa Monica UV Index.
UV Risk Categories
In Santa Monica, October marks a delightful transition as the summer sun gradually starts to mellow, bringing an impressive 292 hours of sunshine. This maintains a lovely balance with the preceding months; notably, while July and August peak at 380 and 360 hours, respectively, October's hours reflect a gentle decline that hints at the approach of fall. The month showcases a significant warmth lingering from summer, yet invites the cooler breezes of November, which sees a further dip to 255 hours. This trend illustrates Santa Monica's charm, where sunny days linger joyfully just as the vibrant autumn colors begin to unfold.
In Santa Monica, October brings a 70% chance of sunny weather, marking a delightful transition into fall. This month stands out as a peak in sunshine, following a trend of increasing clear skies from earlier months like May and April, which see only 56% and 57% chances, respectively. Interestingly, October's sun probability is not far behind September's 76%, showcasing the city's enviable coastal climate. As the year progresses, the likelihood of sunshine fluctuates but generally trends upward, peaking during the summer months and maintaining a favorable disposition into October, offering residents and visitors alike ample opportunities to enjoy the outdoors.
As the year unfolds in Santa Monica, the daylight duration exhibits a captivating rhythm that reflects the changing seasons. Starting with a steady 10 hours in January and February, the days gradually elongate, peaking at 14 hours in June and July, inviting long, sun-soaked summer adventures. As autumn arrives, daylight begins to taper, dropping to 11 hours in October before transitioning back to 10 hours in November. This subtle decline captures the essence of fall, where golden evenings hint at the approaching winter. Overall, Santa Monica's daylight trajectory showcases a vibrant interplay between light and shadow, enhancing the charm of each passing season.
As October arrives in Santa Monica, the winds begin to shift, bringing a gentle average speed of 2.5 m/s (6 mph). While this marks a slight increase from the calmer breezes of late summer, the overall trend for this coastal city shows a gradual decrease in wind speeds from the beginning of the year, peaking in January. In fact, the months of July and August recorded some of the lightest winds, averaging only 2.3 m/s (5 mph). However, as autumn sets in, the air becomes a bit more invigorating, allowing residents and visitors to enjoy the refreshing gusts alongside the beautiful coastal scenery. With November's winds expected to return to 2.2 m/s (5 mph), October serves as a brief interlude, a reminder of the seasonal shifts that characterize Santa Monica’s enchanting climate.
The weather in Santa Monica changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of October's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Santa Monica and find detailed weather information for every month.
October weather tends to be warmer compared to January, with average temperatures reaching 20°C (69°F) and maximums soaring up to 37°C (99°F). The month experiences relatively low precipitation, only about 7 mm (0.3 in) over a single day, and humidity levels hover around 67%. In contrast, January brings cooler conditions, with average temperatures dropping to 14°C (57°F) and a maximum of 29°C (84°F). Precipitation increases significantly to 68 mm (2.7 in) spread over four days, and humidity rises slightly to 74%. For more details on January weather, check out Santa Monica weather in January.
In October, the weather tends to be warmer, with average temperatures around 20°C (69°F) and maximums reaching up to 37°C (99°F). The month experiences minimal precipitation, averaging only 7 mm (0.3 in) across just one rainy day, alongside a humidity level of 67%. In contrast, February is noticeably cooler, with average temperatures at 14°C (57°F) and maximums around 28°C (83°F). This month sees significantly more rainfall, totaling 53 mm (2.1 in) over about five days, and slightly higher humidity at 79%. For more detailed information, you can check the Santa Monica weather in February.
October and March offer contrasting weather conditions. In October, the temperatures range from a minimum of 10°C (50°F) to a maximum of 37°C (99°F), with an average of 20°C (69°F) and very little precipitation, averaging just 7 mm (0.3 in) over only 1 day. The humidity is relatively moderate at 67%. In contrast, March sees cooler temperatures with a minimum of 6°C (43°F) and a maximum of 27°C (80°F), yielding an average temperature of 14°C (58°F). This month experiences significantly more rainfall, with precipitation totaling 71 mm (2.8 in) across about 8 days, while humidity is slightly higher at 75%. For more details on the specific conditions in March, you can visit Santa Monica weather in March.
In October, temperatures range from a minimum of 10°C (50°F) to a maximum of 37°C (99°F), averaging around 20°C (69°F), with relatively low precipitation at only 7 mm (0.3 in) over 1 day and a humidity level of 67%. In contrast, April tends to be cooler, with temperatures ranging from a low of 9°C (49°F) to a high of 33°C (92°F), averaging 17°C (62°F). Precipitation is also higher in April, totaling 15 mm (0.6 in) over 2 days, along with a slightly elevated humidity level of 70%. For more detailed information about the weather in April, you can check Santa Monica weather in April.
In comparing October and May, October tends to be noticeably warmer, with average temperatures reaching around 20°C (69°F) and maximums soaring up to 37°C (99°F). In contrast, May features cooler temperatures, averaging 17°C (63°F) with highs peaking at 31°C (88°F). Both months experience minimal precipitation, with October receiving 7 mm (0.3 in) and May slightly higher at 10 mm (0.4 in), although they share a similar humidity level of around 67-70%. For more detailed insights, you can check out Santa Monica weather in May.
The weather in October showcases a broader temperature range compared to June, with minimums dipping to 10°C (50°F) and maximums soaring up to 37°C (99°F). In contrast, June maintains a milder range, where temperatures start at a minimum of 13°C (56°F) and peak at 33°C (91°F). October experiences slightly higher humidity at 67%, along with a minimal amount of precipitation, averaging 7 mm over just one day. Conversely, June is drier, with only 1 mm of precipitation over the month and no rainy days. For more specific insights, you can check out Santa Monica weather in June.
In October, temperatures range from a minimum of 10°C (50°F) to a maximum of 37°C (99°F), with an average of 20°C (69°F) and a modest precipitation of 7 mm (0.3 in) occurring over just one day. In contrast, July presents warmer nights, featuring a minimum temperature of 16°C (60°F) and an average temperature of 22°C (73°F), while peaking at 38°C (101°F). July enjoys even less precipitation, with only 2 mm (0.1 in) across the entire month and no rainy days. The humidity in July is slightly higher at 73%, compared to October's 67%, indicating a more sultry atmosphere during the summer months. For a detailed look at July's weather patterns, you can check out Santa Monica weather in July.
In comparing the weather of October and August, October tends to be cooler with average temperatures ranging from a minimum of 10°C (50°F) to a maximum of 37°C (99°F), while August records higher temperatures, with a minimum of 16°C (61°F) and a maximum of 34°C (93°F). Additionally, October experiences slightly higher precipitation, averaging 7 mm (0.3 in) over just one day, compared to August, which has minimal rainfall at only 1 mm and no rainy days at all. Humidity levels are relatively similar, with October at 67% and August slightly higher at 69%. For more details on August's weather specifics, visit Santa Monica weather in August.
In October, the weather shows a noticeable shift compared to September. The minimum temperature drops to 10°C (50°F), while the average temperature lowers slightly to 20°C (69°F), in contrast to September's minimum of 14°C (57°F) and average of 22°C (72°F). Both months experience a maximum temperature peaking at around 37°C (99°F in October and 100°F in September), but October sees a bit more precipitation with an average of 7 mm (0.3 in) over just one day of rain, whereas September remains remarkably dry with only 2 mm (0.1 in) of precipitation over zero rainy days. Humidity levels are fairly consistent, with October at 67% and September slightly higher at 68%. For more details, you can check Santa Monica weather in September.
October features warmer temperatures, with an average of 20°C (69°F) and highs reaching up to 37°C (99°F), while November sees a slight drop in temperature, averaging 17°C (63°F) and peaking at 32°C (89°F). Both months experience minimal precipitation, but November has slightly higher rainfall at 17 mm (0.7 in) compared to October's 7 mm (0.3 in). Humidity levels remain similar, hovering around 67% in October and 68% in November. For a detailed look at specific weather patterns, you can check Santa Monica weather in November.
In October, the weather is generally warmer, with average temperatures around 20°C (69°F) and maximums reaching up to 37°C (99°F). This month experiences minimal precipitation, averaging only 7 mm (0.3 in) across just one day, and humidity levels are moderate at 67%. In contrast, December sees a notable drop in temperature, with averages around 14°C (57°F) and maximums of 27°C (80°F). The month is considerably wetter, with a total precipitation of 80 mm (3.1 in) over five days and slightly higher humidity at 71%. For more detailed information, you can check out Santa Monica weather in December.
In October, Santa Monica experiences a delightful shift as summer transitions into fall. With average temperatures hovering around 20°C (69°F), the days remain pleasantly warm while evenings cool down, making it an ideal time for outdoor activities. This month brings minimal precipitation, with just a single day of rain and a total of 7 mm (0.3 in), which contributes to the overall dry and comfortable atmosphere. Compared to the sweltering highs of summer, October’s climate invites locals and visitors alike to enjoy the crisp air and stunning sunsets without the heavy humidity that characterizes the months before. Those looking for a charming climate will find October an excellent choice in Santa Monica. For more detailed insights, check out Santa Monica Climate.