Last updated: August 27, 2025
October in San Francisco, Panama, is characterized by a warm and humid climate, with maximum temperatures peaking at 32°C (90°F) and an inviting average of 25°C (77°F). Visitors can expect a lush tropical atmosphere, as the region experiences significant rainfall, accumulating around 410 mm (16.2 in) across 29 days. The high humidity level, averaging 86%, enhances the vibrant greenery and creates a unique, immersive environment. Whether you’re exploring the bustling streets or enjoying scenic views, October’s weather offers a dynamic backdrop for all types of adventures.
In October, both San Francisco and Panama experience mild temperatures, though Panama remains consistently warm throughout the month. With a minimum of 21°C (69°F) and a maximum of 32°C (90°F), Panama's averages hover around 25°C (77°F), offering a balmy climate perfect for outdoor activities. Meanwhile, San Francisco sees similar maximum temperatures of 32°C (90°F), yet its minimum dips slightly to 21°C (69°F), providing a refreshing balance. Both destinations remain delightful in the autumn, with each city showcasing a notably pleasant transition into fall, characterized by stable temperatures that cater to a variety of outdoor experiences. Whether you're exploring the vibrant streets of San Francisco or basking in Panama's tropical warmth, October presents a wonderful opportunity to enjoy the best of both climates.
October in San Francisco, Panama, marks the tail end of the rainy season, showcasing a significant precipitation amount of 410 mm (16.2 in), spread over 29 rainy days. This month continues the trend of heavy rainfall from previous months, particularly September, which recorded an impressive 459 mm (18.1 in). Following the peak months of July and August, October maintains a high level of moisture but hints at a gradual transition towards drier conditions as the year winds down. The consistent rainfall through the latter half of the year not only nourishes the vibrant landscapes but also sets the stage for a lush, green environment, typical of Panama's tropical charm.
October marks a significant transitional phase for humidity levels in San Francisco, Panama, as the year inches towards its end. With the humidity lingering at 86%, October experiences a slight dip from the peak levels observed in the summer months, yet remains consistent with the high humidity patterns set in the preceding months. Following the intense June and July peaks of 90% and 88% respectively, the humidity gradually begins to stabilize in the fall season. Interestingly, September to November mirror a plateau, maintaining a humidity of 86%, hinting at the moisture-laden atmosphere typical of this coastal region. This trend underscores San Francisco’s unique climatic rhythm, where the balmy air and oceanic influences marry to create a humid, yet comfortable, environment as the year winds down.
In October, San Francisco experiences a notably high UV Index of 14, categorizing it as extreme risk for sun exposure, similar to the previous month. This trend mirrors the preceding months from March to September, where the UV Index consistently hovered between 13 and 15, suggesting a persistent intensity that calls for careful sun protection. With a burn time of just 10 minutes, it's crucial for residents and visitors alike to stay vigilant. As the year progresses, the UV Index begins to decline, with November and December showing values of 12 and 11 respectively. For those looking to understand the UV exposure better, check out the detailed data here: San Francisco UV Index.
UV Risk Categories
October in San Francisco signals a delightful transition, as the city enjoys 224 hours of sunshine—a vibrant contrast to the gloomier months of June and July. As the year progresses, we observe an interesting upturn in sunshine, starting from a low point in late summer. While May through August consistently recorded fewer sunny hours, the resurgence in September and October hints at the promise of autumn. This pattern reflects a typical San Francisco experience, where the city's weather surprises us with a warmth just when we least expect it. Looking ahead to November, with 240 hours of sunshine forecasted, it seems the golden glow of fall is poised to linger a little longer.
In San Francisco, Panama, the likelihood of sunny weather in October is relatively low, with only a 15% chance of sunshine. This is part of a broader trend where the sunny weather becomes increasingly scarce as the rainy season progresses from late spring through early autumn. While the year starts with a more promising forecast—peaking at 47% in March—the chances for clear skies plummet as the months roll on, reaching their nadir in August with just 5%. As October arrives, the weather begins to shift, yet it still remains a stark contrast to earlier months, where brighter days seem like a distant memory. With November and December showing some recovery at 22% and 43% respectively, October stands out as a transitional month, hinting at the return of sunnier spells ahead.
In San Francisco, the daylight hours gradually shift throughout the year, peaking at a consistent 12 hours from March to September. As October rolls in, the days shorten once again, aligning with the 11 hours of daylight typical of both January and November, signaling the onset of fall. This pattern reflects a gentle rhythm in nature, where the longer summer days give way to the cozy, shorter days of autumn. Similarly, in Panama, daylight remains remarkably consistent, with an average of 12 hours year-round, reflecting its tropical climate. As a result, both locations experience a distinct transition in October, with San Francisco's daylight tapering off while Panama maintains its steady glow, highlighting a fascinating contrast in daylight experiences.
As October settles over San Francisco, Panama, the wind presents a gentle embrace, maintaining an average speed of 1.4 m/s (3 mph)—a slight uptick from the calm of September. This gradual shift marks a subtle transition from the year's breezier months, where winds peaked in March at 3.3 m/s (7 mph). Overall, the trend reveals a notable decline in wind speed from spring through summer, culminating in a steady but tranquil atmosphere as autumn deepens. As November approaches, we can expect the winds to hold steady, hovering around 1.3 m/s (3 mph), continuing the gentle rhythms of this picturesque coastal town.
Weather in San Francisco varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in San Francisco, focusing on differences in temperature, rainfall, humidity, and UV levels.
In October, the weather is characterized by warmer temperatures, with a minimum of 21°C (69°F) and an average of 25°C (77°F), reaching a maximum of 32°C (90°F). This month is also notably rainy, with 410 mm (16.2 in) of precipitation spread over 29 days and high humidity levels at 86%. In contrast, January offers slightly cooler temperatures, ranging from a minimum of 20°C (68°F) to an average of 26°C (79°F), peaking at 33°C (91°F). Significantly, January experiences much less rainfall, totaling only 31 mm (1.2 in) over just 4 days, and the humidity decreases to 72%. For more details, check out San Francisco weather in January.
In comparing the weather between October and February, we can see a notable shift in conditions. October experiences a warmer average temperature of 25°C (77°F) with highs reaching up to 32°C (90°F) while maintaining high humidity levels at 86%. However, it also sees significant rainfall, with precipitation measured at 410 mm (16.2 in) spread over 29 days. In contrast, February presents a slightly cooler average of 27°C (80°F) and maximum temperatures of 34°C (94°F), but it boasts much drier weather, characterized by only 8 mm (0.3 in) of precipitation and no rainy days, alongside lower humidity levels at 71%. For a more detailed look at February's climate, you can check out San Francisco weather in February.
October and March present contrasting weather conditions. In October, temperatures range from a mild minimum of 21°C (69°F) to a warmer maximum of 32°C (90°F), accompanied by high humidity at 86%. However, it is also the rainy season, with a significant precipitation level of 410 mm (16.2 in) spread over 29 days. In contrast, March offers slightly warmer temperatures with a minimum of 21°C (70°F) and a maximum of 34°C (94°F), while boasting a much drier climate with minimal precipitation of just 7 mm (0.3 in) and no rainy days. The humidity in March is also lower, at 69%. For more detailed insights, check San Francisco weather in March.
When comparing the weather in October and April, distinct differences emerge. October experiences lower average temperatures ranging from a minimum of 21°C (69°F) to a maximum of 32°C (90°F), with considerable precipitation at 410 mm (16.2 in) over 29 days and high humidity at 86%. In contrast, April tends to be warmer, with temperatures soaring up to 36°C (96°F) and an average of 27°C (81°F). The precipitation is significantly lower in April, totaling only 105 mm (4.1 in) over 12 days, accompanied by a more comfortable humidity level of 70%. For more details on the specific weather patterns, check out San Francisco weather in April.
When comparing the weather in October and May, both months exhibit relatively high temperatures, with October averaging around 25°C (77°F) and May slightly warmer at an average of 26°C (79°F). However, May experiences higher maximum temperatures, peaking at 35°C (96°F) compared to October's maximum of 32°C (90°F). In terms of precipitation, October is typically wetter, receiving about 410 mm (16.2 in) over 29 days, while May has 355 mm (14.0 in) across 27 days. Additionally, October has higher humidity levels at 86%, in contrast to May's 73%. For a deeper dive into weather specifics in May, check out San Francisco weather in May.
In comparing the weather of October and June, both months experience warm temperatures, but October generally sees slightly lower averages. October has a minimum temperature of 21°C (69°F) and an average of 25°C (77°F), while June offers a minimum of 21°C (70°F) and a marginally higher average of 26°C (78°F). The maximum temperatures are somewhat comparable, reaching 32°C (90°F) in October and 33°C (92°F) in June. However, October is characterized by heavier rainfall, accumulating 410 mm (16.2 in) over 29 days, compared to June's 353 mm (13.9 in) over 28 days. Humidity levels are also notably high, with October at 86% and June at 90%. For more details on June weather, you can check San Francisco weather in June.
In comparing the weather between October and July, both months exhibit warm temperatures, but October tends to be slightly warmer overall, with averages reaching 25°C (77°F) compared to July's 26°C (78°F). July has a slightly higher maximum temperature of 33°C (92°F), while October's maximum settles at 32°C (90°F). Precipitation levels are quite similar, with October seeing 410 mm (16.2 in) across 29 days, making it just marginally wetter than July, which experiences 404 mm (15.9 in) over 28 days. Humidity is slightly lower in October at 86%, compared to July’s 88%. For more details on the weather conditions in July, you can check San Francisco weather in July.
In comparing the weather of October and August, we see notable similarities and differences. Both months have a minimum temperature around 21°C (69–70°F) and average temperatures that hover around 25°C (77–78°F). However, August tends to be slightly warmer, with a maximum temperature reaching 33°C (91°F), compared to October's peak of 32°C (90°F). Precipitation is higher in October, with 410 mm (16.2 in) over 29 days, compared to August's 359 mm (14.1 in) over the same duration. Additionally, humidity levels remain quite similar, at 86% in October and 87% in August. For a more detailed perspective on August weather, you can check San Francisco weather in August.
In comparing the weather of October to that of September, we see minimal variation in temperature, with both months exhibiting a minimum of 21°C (69°F), an average of 25°C (77°F), and a maximum temperature hovering around 32°C (90°F for October and 91°F for September). However, October is slightly drier, receiving 410 mm (16.2 in) of precipitation over 29 days, compared to September's 459 mm (18.1 in) over 30 days. Humidity levels remain quite similar, with October at 86% and September at 87%. For more detailed information about the weather in September, visit San Francisco weather in September.
In comparing the weather patterns of October and November, we find that both months maintain a similar temperature range, with minimums of 21°C (69°F), averages of 25°C (77°F), and maximums reaching up to 32°C (90°F). However, November experiences slightly less precipitation, measuring 385 mm (15.1 in) compared to October's 410 mm (16.2 in), and has three fewer rainy days, totaling 26 days of precipitation. Despite these minor differences, humidity remains constant at 86% throughout both months. For more detailed information, you can check San Francisco weather in November.
In October, the weather is characterized by warmer temperatures with a minimum of 21°C (69°F) and an average of 25°C (77°F), reaching a maximum of 32°C (90°F). This month also sees significant precipitation, with 410 mm (16.2 in) falling over 29 days, leading to high humidity levels of 86%. In contrast, December offers slightly cooler conditions with a minimum temperature of 20°C (69°F) and an average of 26°C (78°F), while still peaking at 32°C (90°F). However, it experiences much less rainfall, totaling 103 mm (4.1 in) over just 9 days, and a lower humidity of 79%. For more detailed information, check out San Francisco weather in December.
As October unfolds in San Francisco, the weather presents a distinctive shift compared to other months. With average temperatures hovering around a comfortable 25°C (77°F), days can still reach peaks of 32°C (90°F), creating a warm yet inviting atmosphere. However, this warmth is tempered by the considerable precipitation, totaling 410 mm (16.2 in) spread over nearly the entire month, leading to a notably humid environment with levels around 86%. This unique blend of sunny and rainy days sets October apart, making it essential for both locals and visitors to be prepared for variability. For more insights on seasonal changes and references on the area's climate, explore San Francisco Climate.