Last updated: February 24, 2025
Discover the vibrant October weather in Monterey, United States, where temperatures range from a pleasant 10°C (51°F) at night to a warm 25°C (77°F) during the day, with a comfortable average of 15°C (59°F). This month brings a refreshing humidity level of 62%, perfect for outdoor activities. While occasional rainfall graces the area, with 21 mm (0.8 in) occurring over just 2 days, the overall atmosphere remains delightful. Embrace the unique charm of Monterey's October as it combines mild temperatures and picturesque coastal views.
In October, Monterey, United States experiences a refreshing shift in temperatures as autumn settles in. The month boasts a minimum temperature of 10°C (51°F), inviting visitors to enjoy cooler, crisp mornings. The average temperature rises slightly to 15°C (59°F), making it a pleasant time for outdoor activities. With a maximum of 25°C (77°F), the days can still feel warm, particularly in the early weeks. This transition from the hotter September creates a more moderate climate, perfect for exploring the scenic coastline and local attractions without the summer crowds. Overall, October in Monterey is characterized by a delightful blend of cool and comfortable weather, ideal for savoring the beauty of the season.
October in Monterey sees a modest uptick in precipitation, with 21 mm (0.8 in) of rainfall spread over just 2 days. This marks a contrast to the preceding dry months of summer, where minimal rainfall was recorded from June through September. While October remains relatively dry compared to the wetter months of November and December, it signals the transition into the rainy season, as the region starts to prepare for increased moisture in the months ahead. This slight increase hints at the climatic shift, with the landscape beginning to rejuvenate after the summer's arid grip. The overall trend shows October as a bridge between the parched summer and the forthcoming downpours of late fall and winter.
As October arrives in Monterey, the air begins to shift, showing a notable increase in humidity to 62% compared to the drier summer months. This marks a subtle rebound from the low point of 54% in August, as the region transitions away from its warmest period. Particularly interesting is how the humidity gently fluctuates throughout the year, peaking during the winter months, with January and February recording high levels of 82% and 84%, respectively. October's humidity reflects the onset of fall, serving as a precursor to the wetter conditions expected in the months ahead, especially as it aligns closely with November's 78%, heralding a return to the lush coastal maritime climate that characterizes Monterey's seasonal rhythm.
In October, the UV Index in Monterey settles at a moderate 7, indicating a high exposure category with a burn time of 25 minutes. This month marks a gradual decline from the extreme levels experienced during the summer, where UV indices soared to 11. Following the high readings of September, October offers a more forgiving sun, yet precautions are still essential for outdoor activities. This trend highlights a consistent pattern where the UV Index peaks in the summer months, showcasing the importance of being sun-smart throughout the year. For more detailed information, check out the Monterey UV Index.
UV Risk Categories
October in Monterey is a delightful transition into autumn, basking in 287 hours of sunshine. While the month sees a dip from the sun-drenched summer peak of 377 hours in July, it still outshines the shorter days of November and December. As autumn settles in, the sunlight gradually softens, reminiscent of a cozy embrace after the warmth of summer. This gradual decrease in daylight hours is balanced by the vibrant fall colors that emerge, creating a picturesque backdrop for outdoor activities. With its rich tapestry of seasonal change, October remains a charming time to experience Monterey's coastal beauty under the gentle sun.
In Monterey, October stands out as a notably sunny month, boasting a 62% chance of sunshine. This reflects a consistent upward trend in sunny days as the year progresses, particularly when compared to the summer months, where July experiences the least sunshine at just 34%. After a brief dip in early spring, October's likelihood of sun is among the highest, surpassing both the preceding months of September (58%) and November (57%). This makes October an appealing time for visitors seeking to enjoy the coastal beauty of Monterey under a pleasant sun-drenched sky.
As autumn settles in Monterey, the daylight hours begin to decline, marking a transition from the sun-soaked summer months. In October, residents and visitors enjoy approximately 11 hours of daylight, a slight decrease from September's 12 hours. This pattern reflects a broader trend throughout the year, where daylight duration peaks in late spring and early summer, with 14 hours experienced in May through July. Following this period of extended sunlight, October signals the approach of winter, echoing the gradual reduction seen in the months preceding it. As the days grow shorter, the comforting embrace of early dusk invites cozy evenings and the enchanting colors of fall to take center stage in Monterey.
As October arrives in Monterey, the wind begins to stir with an average speed of 4.3 m/s (10 mph), marking a slight uptick from the calm of late summer. September's gentle breezes, reaching just 3.3 m/s (7 mph), give way to a refreshing flow that characterizes the fall season. This transition is indicative of a broader trend throughout the year, where the wind speeds typically fluctuate with the seasons—peaking in December at 5.3 m/s (12 mph). The return to a more invigorating October breeze invites residents and visitors alike to embrace outdoor activities, as the coastal charm of Monterey is beautifully accompanied by the soothing sound of the wind rustling through the landscape.
The weather in Monterey 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 Monterey and find detailed weather information for every month.
October weather tends to be warmer and drier compared to January. With minimum temperatures around 10°C (51°F) and an average of 15°C (59°F), October offers pleasant days, peaking at a maximum of 25°C (77°F). In contrast, January experiences cooler temperatures, with a minimum of 7°C (46°F) and an average of 12°C (54°F), reaching a maximum of 18°C (64°F). Additionally, January is significantly wetter, recording 112 mm (4.4 in) of precipitation over approximately 10 days, while October sees only 21 mm (0.8 in) of rainfall over just 2 days. The humidity also rises in January, averaging 82% compared to October’s 62%. For more details, check out Monterey weather in January.
October and February showcase distinct weather patterns, with October enjoying milder temperatures and relatively low precipitation. In October, the temperature ranges from a minimum of 10°C (51°F) to a maximum of 25°C (77°F), resulting in an average of 15°C (59°F) and only 21 mm (0.8 inches) of rain over two days, accompanied by a humidity level of 62%. In contrast, February experiences cooler temperatures, with a minimum of 6°C (44°F) and a maximum of 18°C (65°F), averaging at 11°C (53°F). This month sees significantly higher rainfall at 106 mm (4.2 inches) spread over 10 days, and a higher humidity level of 84%. For more details on the weather in February, visit Monterey weather in February.
In comparing the weather of October and March, October tends to be milder with average temperatures ranging from a minimum of 10°C (51°F) to a maximum of 25°C (77°F), while March is cooler, with temperatures averaging between 7°C (45°F) and 17°C (63°F). October also sees less precipitation, totaling 21 mm (0.8 in) over just 2 days, compared to March, which experiences significantly heavier rainfall at 93 mm (3.7 in) across 12 days. Additionally, March has higher humidity levels at 82%, compared to October's 62%. For more detailed insights, refer to Monterey weather in March.
The weather in October is generally milder and warmer compared to April, with average temperatures ranging from a minimum of 10°C (51°F) to a maximum of 25°C (77°F). In contrast, April sees cooler temperatures, with averages ranging from 8°C (47°F) to 19°C (67°F). Additionally, October experiences less precipitation, averaging just 21 mm (0.8 in) over about 2 days, while April has heavier rainfall, totaling 35 mm (1.4 in) over approximately 6 days. The humidity in April also tends to be higher at 78%, compared to October's 62%. For more details on spring weather, check out Monterey weather in April.
When comparing the weather of October and May, October generally offers warmer temperatures, with an average of 15°C (59°F) and a maximum that can reach up to 25°C (77°F). In contrast, May's temperatures are cooler, with an average of 12°C (53°F) and a maximum of 17°C (63°F). Additionally, while October experiences less precipitation at 21 mm (0.8 in) over just 2 days, May sees slightly more rainfall at 26 mm (1.0 in) spread over 4 days. The humidity is also higher in May at 71%, compared to 62% in October. For more detailed insights on the weather during this time, you can check out Monterey weather in May.
In comparing the weather of October and June, both months feature similar temperature ranges with October boasting a minimum of 10°C (51°F), an average of 15°C (59°F), and a maximum of 25°C (77°F). June, on the other hand, starts with a slightly lower average temperature of 13°C (55°F) while maintaining the same high of 25°C (78°F). Interestingly, October experiences more precipitation, averaging 21 mm (0.8 in) over 2 days, whereas June is quite dry with only 5 mm (0.2 in) and no rainy days at all. Both months have comparable humidity levels, with October at 62% and June at 64%. For a more detailed look at the climate during this month, you can explore Monterey weather in June.
Comparing the weather in October and July reveals some notable differences. October generally features a wider temperature range, with minimums around 10°C (51°F) and maximums reaching up to 25°C (77°F), while July's temperatures are slightly cooler, with minimums of 11°C (51°F) and highs only reaching 16°C (61°F). Additionally, October sees more rainfall, averaging 21 mm (0.8 in) over two days, compared to July's dry conditions with just 4 mm (0.2 in) and no recorded precipitation. Humidity levels are fairly similar, with October at 62% and July slightly lower at 58%. For more details on July weather, check out Monterey weather in July.
In comparing the weather between October and August, October tends to be slightly warmer with average temperatures around 15°C (59°F) and a maximum of 25°C (77°F), while August has a lower average temperature of 14°C (58°F) and peaks at 21°C (70°F). October also experiences more precipitation, with about 21 mm (0.8 in) over two days, compared to August's dry conditions, which record only 5 mm (0.2 in) across zero rainy days. Additionally, October's humidity is higher, averaging 62%, versus August's 54%. For more insights, you can check Monterey weather in August.
In comparing the weather of October to September, October generally feels cooler. The minimum temperature in October is slightly lower at 10°C (51°F) compared to September's 12°C (54°F), although both months share the same average temperature of 15°C (59°F). Notably, September enjoys warmer maximum temperatures, reaching up to 29°C (84°F), while October peaks at a more moderate 25°C (77°F). Precipitation also varies significantly; October experiences 21 mm (0.8 in) of rain over 2 days, in stark contrast to September's dry conditions, which record only 4 mm (0.2 in) with no rainy days. Additionally, October's humidity is higher at 62%, compared to September's 55%. For more detailed information on September weather, you can check Monterey weather in September.
October typically enjoys warmer temperatures with a minimum of 10°C (51°F) and a maximum of 25°C (77°F), along with an average temperature of 15°C (59°F). In contrast, November sees a slight dip, with minimum temperatures dropping to 8°C (46°F) and a maximum of 20°C (68°F), resulting in a cooler average of 14°C (57°F). Moreover, November experiences increased precipitation, recording 42 mm (1.7 in) over 5 days, while October only sees 21 mm (0.8 in) over 2 days. The humidity also rises in November, reaching 78% compared to October's 62%. For more detailed insights on November weather, check out Monterey weather in November.
In October, the weather is generally mild with temperatures ranging from a minimum of 10°C (51°F) to a maximum of 25°C (77°F), averaging around 15°C (59°F). The month sees limited precipitation, with only about 21 mm (0.8 in) falling over just 2 days, and humidity levels at 62%. In contrast, December experiences cooler temperatures, with a minimum of 8°C (47°F) and a maximum of 21°C (69°F), averaging 12°C (54°F). However, it is much wetter, with total precipitation reaching 105 mm (4.1 in) spread across 10 days, contributing to a higher humidity level of 80%. For more detailed insights, you can visit Monterey weather in December.
As October unfolds in Monterey, the weather begins to shift, marking a transition into a milder and more refreshing climate. While the temperatures still peak pleasantly, averaging around 15°C (59°F), they are notably cooler compared to the summer months, bringing a welcome relief from the heat. The low humidity levels contribute to a crispness in the air, perfect for exploring the coastal scenery. With minimal rainfall—averaging just 21 mm across a couple of days—October offers plenty of dry, sunny moments ideal for outdoor activities. This unique blend of mild temperatures and limited precipitation presents an inviting opportunity for visitors and locals alike to revel in the stunning beauty of Monterey. For a deeper dive into what this month offers, visit Monterey Climate.