Last updated: April 22, 2025
October in Sonora, Mexico showcases a blend of moderate temperatures and notable humidity, creating a unique autumn atmosphere. With a maximum temperature reaching 33°C (93°F) and an average of 24°C (76°F), the weather is warm yet enjoyable. As the mercury dips to a minimum of 15°C (60°F) at night, it offers a pleasant reprieve. However, the month is characterized by significant precipitation, totaling 224 mm (8.8 in) over 21 days, resulting in a humidity level of 90% that envelops the region. Overall, October invites visitors to experience the lush, vibrant landscapes nurtured by the season’s rains.
In October, Sonora, Mexico, experiences a pleasant shift in temperatures that marks the transition to fall. With minimums around 15°C (60°F) and averages peaking at 24°C (76°F), the days remain warm yet comfortable, while night temperatures cool off nicely. The maximum temperature can still reach up to 33°C (93°F), creating a delightful balance for outdoor activities. Compared to the sweltering summer months when highs often climb above 40°C (104°F), October offers a welcome respite with milder conditions, making it an ideal time for visitors to explore the natural beauty and cultural richness of the region. The gradual cooling trends not only enhance the charm of the landscapes but also invite both locals and tourists to enjoy everything Sonora has to offer in this picturesque month.
October in Sonora, Mexico, marks a significant transition in precipitation patterns as the monsoon season begins to wane. With 224 mm (8.8 in) of rainfall recorded over 21 days, October experiences a notable decrease compared to the torrential downpours of September, which brought 301 mm (11.8 in) over the same number of days. Despite this reduction, the month still holds on to a substantial amount of moisture, offering a blend of sunny and rainy days. This trend reflects the region's characteristic shift from the intense summer rains to a more moderate fall climate, setting the stage for the drier months ahead. As the year draws to a close, October's precipitation serves as a vital resource for the local ecosystem, highlighting the cyclical nature of Sonora's climate.
As October rolls in, Sonora, Mexico, experiences a noticeable spike in humidity, reaching 90%, the highest point of the year. This rise marks a distinct trend in the humid conditions that begin to emerge as summer transitions into fall. Following a pattern, humidity steadily decreases from 88% in January to 81% during the warmer months of June, July, and August, before escalating once again in September. The dampness continues to linger into November and December, maintaining levels around 91%. This cyclical fluctuation underscores Sonora's humid climate, inviting a refreshing yet heavy air that can be both invigorating and challenging for visitors and residents alike.
Throughout the year, Sonora, Mexico, experiences fluctuating UV Index levels, with October showcasing an UV Index of 11, categorized as extreme. This decline from the peak index of 14 seen in June and July reflects a transition into the cooler months, yet the risk of harm from unprotected sun exposure remains significant, with a burn time of just 10 minutes. As we move closer to November, the UV Index drops to 9, indicating a return to very high exposure levels. Overall, Sonora's UV patterns illustrate a consistent trend of extreme exposure during the summer months, followed by a gradual decrease as autumn sets in. To stay informed on UV conditions, visit Sonora UV Index.
UV Risk Categories
October in Sonora, Mexico, brings a delightful blend of warmth and sunshine, tallying an impressive 300 hours of sunlight. This month sits comfortably within a trend of consistently high sunshine hours that peak in the summer, specifically in July, with 324 hours. Following the sunny streak from May to August, October marks a slight dip, yet it remains resiliently bright, paving the way for the cooler months ahead. Notably, the decline from September's 289 hours is minimal, illustrating Sonora's robust solar presence even as the year winds down. As the days grow shorter, October still radiates with an ample dose of sunshine, making it an ideal time to enjoy the picturesque landscapes of this vibrant region.
As October approaches in Sonora, Mexico, the chance of sunny weather settles at 29%, reflecting a slight increase from the dreary summer months. This trend showcases a gradual recovery from the low likelihood of sunshine seen in the peak of July and August, which dip to 32% and 35%, respectively. However, October still trails behind the earlier months of the year, such as March, which boasts a robust 51% chance of sun. As the year transitions into the cooler months, the likelihood of clear skies tends to fluctuate, but October remains a refreshing bittersweet pause before the brighter November sunshine at 31%. Overall, for those planning outdoor activities, it’s wise to prepare for a mix of clouds and sun during this transitional month.
In Sonora, Mexico, October marks a transition as daylight begins to dwindle, offering about 11 hours of sunlight. This decline follows a peak in daylight during the summer months, where June, July, and August bask in an abundant 13 hours of light. As the days grow shorter from the long summer, the shift is subtle, dropping to 12 hours in September and June before settling at 11 hours in October, a pattern that mirrors the earlier months of January and February. This cyclical dance of daylight reflects the region's changing seasons, providing a backdrop for the vibrant natural beauty that characterizes Sonora during autumn.
As October rolls in, Sonora, Mexico experiences a gentle embrace from the wind, with an average speed of 1.2 m/s (3 mph). This marks a continuation of the calm breezes felt over the summer months, where wind speeds hovered around similar lows. Interestingly, the prevailing tranquility remains consistent throughout the year, with only slight fluctuations observed. Comparing October to the previous month, there’s a slight dip, mirroring the cooling descent into autumn. It appears that Sonora's winds are less about dramatic gusts and more about a soothing, dependable presence, inviting residents and visitors alike to appreciate the serene beauty of the landscape as seasonal changes unfold.
The weather in Sonora 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 Sonora and find detailed weather information for every month.
October and January present quite different weather experiences. In October, temperatures range from a minimum of 15°C (60°F) to a maximum of 33°C (93°F), with an average of 24°C (76°F). This month is characterized by significant precipitation, totaling 224 mm (8.8 in) over 21 days, and high humidity at around 90%. In contrast, January offers cooler temperatures, with a minimum of 8°C (47°F) and an average of 20°C (67°F), peaking again at 33°C (91°F). Rainfall drops notably to 47 mm (1.9 in) over just 9 days, and humidity remains slightly lower at 88%. For a closer look at January weather, you can visit Sonora weather in January.
October and February showcase contrasting weather patterns. October features warmer temperatures, with averages around 24°C (76°F) and maximums reaching up to 33°C (93°F), though it is also characterized by significant precipitation of 224 mm (8.8 in) over 21 days, contributing to higher humidity levels of 90%. In contrast, February brings cooler conditions, with minimums of 9°C (48°F) and an average of 21°C (70°F). It experiences far less precipitation, only 49 mm (1.9 in) over 9 days, and a slightly lower humidity of 86%. For more details about February weather, you can visit Sonora weather in February.
When comparing the weather in October and March, October tends to be more humid and wetter, with an average temperature of 24°C (76°F) and precipitation of 224 mm (8.8 in) spread across 21 days. In contrast, March generally features higher maximum temperatures, reaching up to 37°C (98°F), with an average of 23°C (73°F) and significantly less rainfall, totaling only 66 mm (2.6 in) over 9 days. Moreover, while both months have their share of humidity, October is notably more humid at 90%, compared to 84% in March. For more specific details about March weather, you can check Sonora weather in March.
In comparing the weather of October and April, October tends to be slightly cooler with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 33°C (93°F), averaging around 24°C (76°F). However, it is notably wetter, receiving 224 mm (8.8 in) of precipitation over 21 days and maintaining high humidity levels at 90%. In contrast, April offers warmer conditions with temperatures ranging from a minimum of 13°C (55°F) to an impressive maximum of 40°C (104°F), averaging 25°C (77°F). April is also much drier, with only 63 mm (2.5 in) of precipitation over 9 days and a humidity level of 81%. For more details, you can check Sonora weather in April.
In October, the weather tends to be slightly cooler with average temperatures ranging from a minimum of 15°C (60°F) to a maximum of 33°C (93°F), and a higher humidity level at 90%. The month also experiences significant rainfall, totaling 224 mm (8.8 in) over approximately 21 days. In contrast, May heats up with average temperatures stretching from a minimum of 17°C (63°F) to a scorching maximum of 37°C (100°F). While it is warmer, May has less rainfall at 119 mm (4.7 in) over about 15 days and lower humidity at 82%. For a detailed look at the weather during May, you can visit Sonora weather in May.
October and June exhibit distinct weather patterns, with October generally being cooler and wetter than June. In October, temperatures range from a minimum of 15°C (60°F) to a maximum of 33°C (93°F), with an average temperature of 24°C (76°F). This month also experiences significant rainfall, totaling 224 mm (8.8 in) across 21 days and high humidity at 90%. In contrast, June features slightly warmer temperatures, with a minimum of 18°C (65°F), an average of 26°C (79°F), and a peak of 36°C (96°F). It experiences even higher precipitation levels at 269 mm (10.6 in) over 26 days, along with a slightly lower humidity of 81%. For a more detailed comparison, check out Sonora weather in June.
In comparing the weather between October and July, October tends to be slightly cooler with average temperatures ranging from a minimum of 15°C (60°F) to a maximum of 33°C (93°F), while July features slightly warmer conditions with temperatures ranging from 17°C (62°F) to the same maximum of 33°C (92°F). Both months experience high humidity, but October's humidity is notably higher at 90%, compared to July's 81%. Additionally, October receives more precipitation, averaging 224 mm (8.8 in) over 21 days, while July has 180 mm (7.1 in) recorded over 23 days. For more details on July weather, you can visit Sonora weather in July.
In October, the weather tends to be a bit cooler than in August, with average temperatures ranging from a minimum of 15°C (60°F) to a maximum of 33°C (93°F), compared to August's minimum of 17°C (62°F) and average of 26°C (78°F). While both months reach the same maximum temperature, October experiences higher humidity at 90% compared to August's 82%. Precipitation is significant in both months, but October sees 224 mm (8.8 in) of rainfall over 21 days, slightly less than August's 250 mm (9.8 in) across 28 days. For more detailed information on August conditions, you can refer to Sonora weather in August.
In comparing the weather of October and September, October features slightly cooler temperatures, with a minimum of 15°C and a maximum of 33°C, while September's temperatures range from a minimum of 17°C to a maximum of 35°C. While both months are characterized by high humidity, October has a slightly higher average humidity level at 90% compared to September's 86%. Precipitation is also noteworthy; October experiences 224 mm of rain over 21 days, while September sees more significant rainfall of 301 mm spread across 28 days. For a more detailed look at September's weather, you can refer to Sonora weather in September.
October and November present distinct yet somewhat similar weather patterns. In October, the temperatures range from a minimum of 15°C (60°F) to a maximum of 33°C (93°F), with an average of 24°C (76°F). This month is notably wetter, with precipitation measuring 224 mm (8.8 in) over 21 days and a humidity level of 90%. In contrast, November experiences slightly cooler temperatures, with a minimum of 10°C (50°F) and an average of 22°C (71°F), while still reaching a maximum of 33°C (92°F). Precipitation decreases significantly to 114 mm (4.5 in) over 17 days, and humidity remains high at 91%. For a more detailed look at November weather patterns, you can visit Sonora weather in November.
October and December exhibit noticeable differences in weather patterns. In October, temperatures range from a minimum of 15°C (60°F) to a maximum of 33°C (93°F), with an average of 24°C (76°F). The month experiences significant rainfall, with 224 mm (8.8 in) of precipitation over 21 days, accompanied by high humidity levels of 90%. In contrast, December presents cooler temperatures, with a minimum of 6°C (43°F) and a slightly higher maximum of 32°C (90°F), resulting in an average temperature of 20°C (68°F). The precipitation decreases markedly to 45 mm (1.8 in) over just 9 days, while humidity remains high at 91%. For more details about the December weather in this region, visit Sonora weather in December.
As October rolls in, Sonora experiences a notable shift in weather, marked by cooler temperatures and increased humidity. Unlike the sweltering heat of summer, the month's average sits comfortably around 24°C (76°F), offering a refreshing respite. Precipitation also becomes more frequent, with rain gracing the region on over 20 days, leading to lush landscapes. The increased humidity, rising to a notable 90%, adds a unique tropical touch that sets October apart from the rest of the year. For those planning to visit or simply curious about the seasonal variations, you can explore more in detail at Sonora Climate.