Last updated: February 24, 2025
Experience the vibrant October weather in San Clemente, United States! With a striking maximum temperature reaching 38°C (101°F), the month showcases warm days transitioned by cooler nights, where the average temperature settles pleasantly at 20°C (69°F) and dips to a refreshing minimum of 9°C (49°F). Although precipitation is minimal, totaling only 11 mm (0.4 in) over just 2 days, the humidity level remains notable at 67%, adding a unique touch to the coastal climate. Embrace the sunny warmth while enjoying the inviting atmosphere that October brings to this picturesque seaside town!
In October, San Clemente experiences a delightful transition as summer wanes and autumn sets in. Temperatures during this month range from a comfortable minimum of 9°C (49°F) to a high of 38°C (101°F), suggesting that the warm days linger longer here than in many places. With an average temperature of 20°C (69°F), October offers a pleasant mix of warm afternoons ideal for outdoor activities and cooler evenings perfect for cozy gatherings. This time of year subtly bridges the extremes of summer and winter, making it a favorite for locals and visitors who relish the gentle warmth and inviting beach days. As fall approaches, the temperature patterns show a gradual decline from the sizzling highs of September, setting the stage for the mild winter months ahead.
In October, San Clemente experiences a modest precipitation total of 11 mm (0.4 inches) spread across two days, marking a gradual shift towards the wetter months ahead. This increase in rainfall, while relatively light compared to the winter months, indicates a seasonal transition as the city moves away from the dry summer. The trend of diminishing precipitation observed from May to September gives way to slightly more precipitation in October, setting the stage for the more significant rainfall in November and December. Overall, October’s precipitation reflects a pleasant balance—just enough to refresh the landscape without disrupting the typically mild Southern California climate.
As October arrives in San Clemente, the coastal charm of this beach town is accompanied by a gentle drop in humidity, averaging 67% for the month. This marks the continuation of a subtle trend that begins in late summer, with September peaking at 68% and August at 69%. The gradual decline reflects a shift towards drier autumn conditions after the more humid heights of winter, where January starts at 74%. This transitional period not only enhances the comfort of outdoor activities but also brings a refreshing breeze, making October an ideal time to enjoy San Clemente’s stunning beaches and vibrant culture without the sweltering humidity that characterizes the earlier months.
In October, San Clemente enjoys a moderate UV Index of 7, marking a transition from the peak summer months where the UV Index soared to extreme levels of 11. This drop represents a shift into the fall season, allowing for a more comfortable outdoor experience with a burn time of around 25 minutes. As the year progresses, the UV Index intially increased from a reasonable 4 in January to its annual high of 11 during the peak summer months of May through July. However, with October's UV Index falling into the high exposure category, it's essential to remain vigilant while enjoying the sunny SoCal weather. To stay informed about UV conditions and protect your skin, visit San Clemente UV Index.
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As October rolls in, San Clemente experiences a delightful shift in sunshine, with 294 hours of radiant light gracing the month. This marks a gentle decline from the sun-soaked summer days of July and August, which boasted an impressive 379 and 361 hours respectively. The trend showcases a gradual transition into the fall, as the abundant light of earlier months begins to wane, yet October still benefits from a substantial amount of sunshine compared to the cooler months ahead. While sunlight decreases, the lingering warmth invites residents and visitors alike to relish in outdoor activities, making the golden hues of October a cherished time in this coastal paradise.
October in San Clemente brings a 64% chance of sunny weather, making it one of the brighter months of the year. This figure reflects a slight decline from the peak summer months of August and September, which boast 70% and 71% chances of sunshine, respectively. However, October stands out as a transition month; while the likelihood of clear skies begins to wane, it remains relatively high compared to the cooler months ahead. Notably, with November's chance of sun dipping to 69%, October retains its charm for those hoping to soak up some late-season rays before winter arrives. Overall, October offers a delightful blend of warmth and sunshine, making it an ideal time for outdoor activities.
As October unfolds in San Clemente, daylight begins to wane, offering approximately 11 hours of sunlight—a subtle decline from the summer's peak. This month reflects a gentle transition from the long, sun-soaked days of July and August, where the city was basking in 14 hours of daylight, to the more muted hours of November with just 10 hours. The trend reveals a consistent decrease as California shifts towards the cooler months, highlighting nature's rhythm of change. With each passing week, residents are reminded to savor the crisp autumn air and the beautiful sunsets that accompany shorter days, making October a month of both reflection and appreciation.
As October graces San Clemente, a gentle shift in the winds can be felt, with average speeds reaching 1.9 m/s (4 mph). This slight uptick from the calmer summer months reflects a transition towards a more dynamic atmosphere. The wind, consistently soft throughout the year, is reminiscent of the similar breezes in early winter and just below the slightly brisker speeds of the spring months. With calm breezes that linger at the beach, October invites locals and visitors alike to enjoy the scenic coastal beauty, where the wind whispers stories of change and the promise of a new season ahead.
The weather in San Clemente 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 San Clemente and find detailed weather information for every month.
In October, the weather typically boasts warmer temperatures, with daily averages around 20°C (69°F) and maximum highs reaching up to 38°C (101°F). The month experiences relatively low precipitation, with only about 11 mm (0.4 in) spread over just 2 days and a humidity level of 67%. In contrast, January presents a cooler climate, characterized by an average temperature of 13°C (56°F) and maximums of 30°C (87°F). However, January sees significantly more rainfall, accumulating approximately 71 mm (2.8 in) over 5 days, and a slightly higher humidity of 74%. For those interested in a detailed overview of January weather, you can check San Clemente weather in January.
October and February showcase contrasting weather patterns. October enjoys warmer temperatures with an average of 20°C (69°F) and a high of 38°C (101°F), resulting in minimal precipitation of just 11 mm over 2 days, and a humidity level of 67%. In contrast, February experiences cooler conditions, with an average temperature of 13°C (56°F) and a maximum of 29°C (85°F). This month sees significantly more rainfall, totaling 66 mm over 6 days, along with higher humidity at 79%. For a more detailed look at what to expect during February, visit San Clemente weather in February.
October and March present contrasting weather patterns. In October, temperatures range from a minimum of 9°C (49°F) to a maximum of 38°C (101°F), with an average of 20°C (69°F). The month experiences low precipitation at just 11 mm (0.4 in) over about 2 days, while humidity hovers around 67%. In contrast, March brings cooler conditions with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 28°C (82°F), with an average of 14°C (58°F). This month is considerably wetter, with precipitation totaling 68 mm (2.7 in) over approximately 10 days and a slightly higher humidity at 75%. For a closer look at what to expect, check out San Clemente weather in March.
In October, temperatures in San Clemente range from a minimum of 9°C (49°F) to a warm average of 20°C (69°F), peaking at a scorching 38°C (101°F). The month typically sees low precipitation levels, with only 11 mm (0.4 in) of rain falling across about 2 days and a humidity level of 67%. In contrast, April presents slightly cooler temperatures, with a minimum of 8°C (47°F) and an average of 16°C (62°F), while maximums reach 34°C (94°F). Rainfall is more noticeable during this month, accumulating to 30 mm (1.2 in) over roughly 3 days, and the humidity increases slightly to 70%. For more detailed information, you can check San Clemente weather in April.
When comparing the weather in October and May, we see some notable differences. October typically enjoys warmer temperatures, with an average high reaching 20°C (69°F) compared to May's average of 17°C (63°F). The maximum temperature in October can soar up to 38°C (101°F), while May peaks at a milder 31°C (87°F). Precipitation is slightly higher in May, with 18 mm (0.7 in) of rain over three days, compared to October’s 11 mm (0.4 in) over two days. Humidity levels are also comparable, with October averaging 67% and May at 70%. For more detailed insights, you can check San Clemente weather in May.
October and June in San Clemente showcase similar average temperatures, both hovering around 20°C (68°F), yet they manifest distinct weather patterns. In June, temperatures range from a minimum of 12°C (54°F) to a maximum of 33°C (92°F), with little to no precipitation, resulting in drier conditions and a slightly higher humidity of 72%. In contrast, October can see more extreme temperature variability, with a minimum of 9°C (49°F) and a maximum reaching up to 38°C (101°F). Although October experiences slightly more precipitation, averaging 11 mm over 2 days, it maintains a relative humidity of 67%. For a detailed look at June weather in San Clemente, check out San Clemente weather in June.
October and July exhibit notable differences in weather patterns. In October, temperatures range from a minimum of 9°C to a maximum of 38°C, with an average of 20°C. This month experiences slightly more precipitation, totaling 11 mm over 2 days, and humidity levels hover around 67%. In contrast, July sees warmer temperatures, with a minimum of 15°C and a maximum of 41°C, resulting in a higher average of 23°C. Notably, July is drier, with only 3 mm of precipitation over the entire month and no rainy days, coupled with a humidity level of 73%. For more detailed insights, you can explore San Clemente weather in July.
In comparing the weather between August and October, October experiences a wider temperature range, with minimums around 9°C (49°F) and maximums reaching up to 38°C (101°F), while August has milder temperatures, ranging from 16°C (62°F) to a maximum of 35°C (95°F). Additionally, October sees slightly more precipitation, with 11 mm (0.4 in) over 2 days, whereas August is notably drier with only 3 mm (0.1 in) and no recorded rainy days. Humidity remains fairly consistent between the two months, with October at 67% compared to August's 69%. For a detailed look at how August's weather compares, you can visit San Clemente weather in August.
In comparing the weather of October to September, we see a noticeable decrease in temperatures, with October's minimum at 9°C (49°F) compared to September's 13°C (56°F). The average temperature drops from 23°C (73°F) in September to 20°C (69°F) in October, although both months experience some warm days, with October reaching a maximum of 38°C (101°F) and September peaking at 40°C (105°F). Precipitation is slightly higher in October, with 11 mm (0.4 in) over 2 days, as opposed to just 3 mm (0.1 in) on a single day in September. Humidity levels remain fairly consistent between the two months, with October at 67% and September at 68%. For more detailed insights on the weather conditions in September, you can visit San Clemente weather in September.
October and November offer a noticeable shift in weather conditions. In October, temperatures range from a minimum of 9°C (49°F) to a maximum of 38°C (101°F), with an average of 20°C (69°F). This month experiences relatively low precipitation at 11 mm (0.4 in) over just 2 days, along with humidity around 67%. In contrast, November cools down slightly, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 33°C (91°F) and an average of 17°C (63°F). The precipitation increases to 26 mm (1.0 in) also over 2 days, while humidity rises marginally to 68%. For more detailed information on November weather, visit San Clemente weather in November.
October and December present notable differences in weather conditions. In October, temperatures range more widely, with a minimum of 9°C (49°F) and maximum reaching up to 38°C (101°F), resulting in an average of 20°C (69°F). The month is relatively dry, with only 11 mm (0.4 in) of precipitation over 2 days and a humidity level of 67%. In contrast, December experiences cooler temperatures, with a minimum of 4°C (39°F) and a maximum of 27°C (81°F), averaging just 13°C (56°F). This month sees significantly more rainfall, totaling 73 mm (2.9 in) over 5 days, and a slight increase in humidity to 71%. For a detailed overview, check out San Clemente weather in December.
October in San Clemente brings a refreshing shift in weather compared to the summer months. With pleasant temperatures averaging around 20°C (69°F), the heat of summer begins to wane, welcoming cooler mornings and evenings. The occasional rain, totaling just 11 mm over a couple of days, is a welcome change that contributes to the lush surroundings. The humidity remains moderate at 67%, creating comfortable conditions for outdoor activities. This transitional month is perfect for enjoying autumn’s arrival while still basking in the warm climate of Southern California. For a deeper dive into the climatic patterns, check out San Clemente Climate.